fork download

copy

#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <unordered_map>
#include <string.h>
using namespace std;
unordered_map<string,vector<unsigned int>> mapping[4][5];
vector<string> ngramset;
int space[5];
int theanswer[5];
unsigned int frequency[5];
int answers=0;
void therecordinganswerprocess(int posting,char splitword[5][200]){
     if(posting!=-1){
        unsigned int thefrequency=0;
        int stringlength=ngramset[posting].length();
        for(int i=0;;i++){
            if(ngramset[posting][stringlength-i-1]>='0'&&ngramset[posting][stringlength-i-1]<='9'){
                unsigned int toplus=0;
                toplus+=ngramset[posting][stringlength-i-1]-'0';
                for(unsigned int j=0;j<i;j++){
                    toplus*=10;
                }
                thefrequency+=toplus;
            }
            else{
                break;
            }
        }
        for(int i=0;i<=4;i++){
            if(thefrequency>frequency[i]){
                for(int j=4;j>i;j--){
                    theanswer[j]=theanswer[j-1];
                    frequency[j]=frequency[j-1];
                }
                theanswer[i]=posting;
                frequency[i]=thefrequency;
                break;
            }
            else if(thefrequency==frequency[i]){
                char temp[50]={};
                for(int j=0;ngramset[theanswer[i]][j]!=' ';j++){
                    temp[j]=ngramset[theanswer[i]][j];
                }
                if(strcmp(splitword[0],temp)>0){
                    for(int j=4;j>i;j--){
                    theanswer[j]=theanswer[j-1];
                    frequency[j]=frequency[j-1];
                }
                theanswer[i]=posting;
                frequency[i]=thefrequency;
                break;
                }
            }
        }
        if(answers<5)
            answers++;
     }
     else{
        ;
     }
}
void themergingprocess(char splitword[5][200],int index,int wordnumber,int posting){
    if(wordnumber>=1){
        if(index>wordnumber){
           therecordinganswerprocess(posting,splitword);
        }
        else if(space[index]==1){
           themergingprocess(splitword,index+1,wordnumber,posting);
        }
        else if(posting==-1){
           unordered_map<string,vector<unsigned int>>::iterator iter;
           iter=mapping[wordnumber-1][index].find(splitword[index]);
           if(iter!=mapping[wordnumber-1][index].end()){
              int postingsize=(iter->second).size();
              for(int i=0;i<postingsize;i++){
                  themergingprocess(splitword,index+1,wordnumber,(iter->second)[i]);
              }
           }
        }
        else{
           unordered_map<string,vector<unsigned int>>::iterator iter;
           iter=mapping[wordnumber-1][index].find(splitword[index]);
           if(iter!=mapping[wordnumber-1][index].end()){
             int postingsize=(iter->second).size();
             for(int i=0;i<postingsize;i++){
                 if((iter->second)[i]==posting){
                     themergingprocess(splitword,index+1,wordnumber,posting);
                   }
              }
           }
        }
    }
}
void theexpansionprocess(char splitword[5][200],int index,int wordnumber){
     if(index<=wordnumber){
        if(splitword[index][0]=='?'){
            for(int i=0;i<=48;i++){
                splitword[index][i]=splitword[index][i+1];
            }
            splitword[index][49]='\0';
            theexpansionprocess(splitword,index,wordnumber);
            for(int i=index;i<=3;i++){
                strcpy(splitword[i],splitword[i+1]);
            }
            theexpansionprocess(splitword,index,wordnumber-1);
        }
        else{
            int check=0;
            for(int i=0;i<=49;i++){
                if(splitword[index][i]=='/'){
                    char temp[50]={};
                    splitword[index][i]='\0';
                    for(int j=i+1;j<=49;j++){
                        temp[j-i-1]=splitword[index][j];
                        splitword[index][j]='\0';
                    }
                    theexpansionprocess(splitword,index,wordnumber);
                    strcpy(splitword[index],temp);
                    theexpansionprocess(splitword,index,wordnumber);
                    check=1;
                    break;
                }
            }
            if(check==0){
                if(splitword[index][0]=='_'){
                    check=1;
                    space[index]=1;
                    theexpansionprocess(splitword,index+1,wordnumber);
                }
                else if(splitword[index][0]=='*'){
                    check=1;
                    for(int i=index;i<=3;i++){
                        strcpy(splitword[i],splitword[i+1]);
                    }
                    theexpansionprocess(splitword,index,wordnumber-1);
                    for(int i=0;i<=4-wordnumber;i++){
                        for(int j=index;j<=4;j++){
                            strcpy(splitword[j+1],splitword[j]);
                        }
                        space[index+i]=1;
                        theexpansionprocess(splitword,index+i+1,wordnumber+i);
                    }
                }
            }
            if(check==0)
                theexpansionprocess(splitword,index+1,wordnumber);
        }
     }
     else{
          themergingprocess(splitword,0,wordnumber,-1);
     }
}
int main(int argc,char *argv[])
{
    FILE *twogram,*threegram,*fourgram,*fivegram;
    twogram = fopen((string(argv[1]) + "2gm.small.txt").c_str(), "r");
    threegram = fopen((string(argv[1]) + "3gm.small.txt").c_str(), "r");
    fourgram = fopen((string(argv[1]) + "4gm.small.txt").c_str(), "r");
    fivegram = fopen((string(argv[1]) + "5gm.small.txt").c_str(), "r");
    int posting=-1;
    while(1){
        unordered_map<string,vector<unsigned int>>::iterator iter;
        char tempchar[6][50]=undefined;
        unsigned int tempnumber;
        if(fscanf(twogram,"%s%s%s",tempchar[0],tempchar[1],tempchar[2])==3){
            posting++;
            for(int i=0;i<=1;i++){
                string tempstring=tempchar[i];
                iter=mapping[0][i].find(tempstring);
                if(iter==mapping[0][i].end()){
                    vector<unsigned int> tempvector;
                    mapping[0][i][tempstring]=tempvector;
                    iter=mapping[0][i].find(tempstring);
                    (iter->second).push_back(posting);
                }
                else{
                    (iter->second).push_back(posting);
                }
            }
            string anothertemp=string(tempchar[0])+" "+string(tempchar[1])+" "+string(tempchar[2]);
            ngramset.push_back(anothertemp);
        }
        else{
            break;
        }
    }
    while(1){
        unordered_map<string,vector<unsigned int>>::iterator iter;
        char tempchar[6][50]=undefined;
        unsigned int tempnumber;
        if(fscanf(threegram,"%s%s%s%s",tempchar[0],tempchar[1],tempchar[2],tempchar[3])==4){
            posting++;
            for(int i=0;i<=2;i++){
                string tempstring=tempchar[i];
                iter=mapping[1][i].find(tempstring);
                if(iter==mapping[1][i].end()){
                    vector<unsigned int> tempvector;
                    mapping[1][i][tempstring]=tempvector;
                    iter=mapping[1][i].find(tempstring);
                    (iter->second).push_back(posting);
                }
                else{
                    (iter->second).push_back(posting);
                }
            }
            string anothertemp=string(tempchar[0])+" "+string(tempchar[1])+" "+string(tempchar[2])+" "+string(tempchar[3]);
            ngramset.push_back(anothertemp);
        }
        else{
            break;
        }
    }
        while(1){
        unordered_map<string,vector<unsigned int>>::iterator iter;
        char tempchar[6][50]=undefined;
        unsigned int tempnumber;
        if(fscanf(fourgram,"%s%s%s%s%s",tempchar[0],tempchar[1],tempchar[2],tempchar[3],tempchar[4])==5){
            posting++;
            for(int i=0;i<=3;i++){
                string tempstring=tempchar[i];
                iter=mapping[2][i].find(tempstring);
                if(iter==mapping[2][i].end()){
                    vector<unsigned int> tempvector;
                    mapping[2][i][tempstring]=tempvector;
                    iter=mapping[2][i].find(tempstring);
                    (iter->second).push_back(posting);
                }
                else{
                    (iter->second).push_back(posting);
                }
            }
            string anothertemp=string(tempchar[0])+" "+string(tempchar[1])+" "+string(tempchar[2])+" "+string(tempchar[3])+" "+string(tempchar[4]);
            ngramset.push_back(anothertemp);
        }
        else{
            break;
        }
    }
    while(1){
        unordered_map<string,vector<unsigned int>>::iterator iter;
        char tempchar[6][50]=undefined;
        unsigned int tempnumber;
        if(fscanf(fivegram,"%s%s%s%s%s%s",tempchar[0],tempchar[1],tempchar[2],tempchar[3],tempchar[4],tempchar[5])==6){
            posting++;
            for(int i=0;i<=4;i++){
                string tempstring=tempchar[i];
                iter=mapping[3][i].find(tempstring);
                if(iter==mapping[3][i].end()){
                    vector<unsigned int> tempvector;
                    mapping[3][i][tempstring]=tempvector;
                    iter=mapping[3][i].find(tempstring);
                    (iter->second).push_back(posting);
                }
                else{
                    (iter->second).push_back(posting);
                }
            }
            string anothertemp=string(tempchar[0])+" "+string(tempchar[1])+" "+string(tempchar[2])+" "+string(tempchar[3])+" "+string(tempchar[4])+" "+string(tempchar[5]);
            ngramset.push_back(anothertemp);
        }
        else{
            break;
        }
    }
    while(1){
        char query[1000]={};
        if(cin.getline(query,1000)!=0){
            cout<<"query: "<<query<<"\n";
            char splitword[5][200]=undefined;
            int stringlength=strlen(query);
            int arrayindex=0,wordindex=0;
            for(int i=0;i<stringlength;i++,wordindex++){
                if(query[i]==' '){
                    arrayindex++;
                    wordindex=-1;
                }
                else{
                    splitword[arrayindex][wordindex]=query[i];
                }
            }
            for(int i=0;i<=4;i++){
                space[i]=0;
                theanswer[i]=-1;
                frequency[i]=0;
            }
            answers=0;
            theexpansionprocess(splitword,0,arrayindex);
            cout<<"output: "<<answers<<"\n";
            for(int i=0;i<answers;i++){
                cout<<ngramset[theanswer[i]]<<"\n";
            }
        }
        else{
            break;
        }
    }
 
    return 0;
}

prog.cpp: In function ‘int main(int, char**)’:
prog.cpp:165:30: error: ‘undefined’ was not declared in this scope
         char tempchar[6][50]=undefined;
                              ^~~~~~~~~
prog.cpp:191:30: error: ‘undefined’ was not declared in this scope
         char tempchar[6][50]=undefined;
                              ^~~~~~~~~
prog.cpp:217:30: error: ‘undefined’ was not declared in this scope
         char tempchar[6][50]=undefined;
                              ^~~~~~~~~
prog.cpp:243:30: error: ‘undefined’ was not declared in this scope
         char tempchar[6][50]=undefined;
                              ^~~~~~~~~
prog.cpp:269:35: error: no match for ‘operator!=’ (operand types are ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ and ‘int’)
         if(cin.getline(query,1000)!=0){
            ~~~~~~~~~~~~~~~~~~~~~~~^~~
prog.cpp:269:35: note: candidate: operator!=(int, int) <built-in>
prog.cpp:269:35: note:   no known conversion for argument 1 from ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ to ‘int’
In file included from /usr/include/c++/6/iosfwd:40:0,
                 from /usr/include/c++/6/ios:38,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/postypes.h:221:5: note: candidate: template<class _StateT> bool std::operator!=(const std::fpos<_StateT>&, const std::fpos<_StateT>&)
     operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
     ^~~~~~~~
/usr/include/c++/6/bits/postypes.h:221:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::fpos<_StateT>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/bits/stl_algobase.h:64:0,
                 from /usr/include/c++/6/bits/char_traits.h:39,
                 from /usr/include/c++/6/ios:40,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_pair.h:444:5: note: candidate: template<class _T1, class _T2> constexpr bool std::operator!=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)
     operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
     ^~~~~~~~
/usr/include/c++/6/bits/stl_pair.h:444:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::pair<_T1, _T2>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/6/bits/char_traits.h:39,
                 from /usr/include/c++/6/ios:40,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_iterator.h:304:5: note: candidate: template<class _Iterator> bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)
     operator!=(const reverse_iterator<_Iterator>& __x,
     ^~~~~~~~
/usr/include/c++/6/bits/stl_iterator.h:304:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::reverse_iterator<_Iterator>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/6/bits/char_traits.h:39,
                 from /usr/include/c++/6/ios:40,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_iterator.h:361:5: note: candidate: template<class _IteratorL, class _IteratorR> bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)
     operator!=(const reverse_iterator<_IteratorL>& __x,
     ^~~~~~~~
/usr/include/c++/6/bits/stl_iterator.h:361:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::reverse_iterator<_Iterator>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/6/bits/char_traits.h:39,
                 from /usr/include/c++/6/ios:40,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_iterator.h:1125:5: note: candidate: template<class _IteratorL, class _IteratorR> bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)
     operator!=(const move_iterator<_IteratorL>& __x,
     ^~~~~~~~
/usr/include/c++/6/bits/stl_iterator.h:1125:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::move_iterator<_IteratorL>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/6/bits/char_traits.h:39,
                 from /usr/include/c++/6/ios:40,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/stl_iterator.h:1131:5: note: candidate: template<class _Iterator> bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)
     operator!=(const move_iterator<_Iterator>& __x,
     ^~~~~~~~
/usr/include/c++/6/bits/stl_iterator.h:1131:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::move_iterator<_IteratorL>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/string:41:0,
                 from /usr/include/c++/6/bits/locale_classes.h:40,
                 from /usr/include/c++/6/bits/ios_base.h:41,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/allocator.h:158:5: note: candidate: template<class _T1, class _T2> bool std::operator!=(const std::allocator<_CharT>&, const std::allocator<_T2>&)
     operator!=(const allocator<_T1>&, const allocator<_T2>&)
     ^~~~~~~~
/usr/include/c++/6/bits/allocator.h:158:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::allocator<_CharT>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/string:41:0,
                 from /usr/include/c++/6/bits/locale_classes.h:40,
                 from /usr/include/c++/6/bits/ios_base.h:41,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/allocator.h:164:5: note: candidate: template<class _Tp> bool std::operator!=(const std::allocator<_CharT>&, const std::allocator<_CharT>&)
     operator!=(const allocator<_Tp>&, const allocator<_Tp>&)
     ^~~~~~~~
/usr/include/c++/6/bits/allocator.h:164:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::allocator<_CharT>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/string:52:0,
                 from /usr/include/c++/6/bits/locale_classes.h:40,
                 from /usr/include/c++/6/bits/ios_base.h:41,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/basic_string.h:5112:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/6/bits/basic_string.h:5112:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/string:52:0,
                 from /usr/include/c++/6/bits/locale_classes.h:40,
                 from /usr/include/c++/6/bits/ios_base.h:41,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/basic_string.h:5125:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator!=(const _CharT* __lhs,
     ^~~~~~~~
/usr/include/c++/6/bits/basic_string.h:5125:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   mismatched types ‘const _CharT*’ and ‘std::basic_istream<char>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/string:52:0,
                 from /usr/include/c++/6/bits/locale_classes.h:40,
                 from /usr/include/c++/6/bits/ios_base.h:41,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/basic_string.h:5137:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)
     operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/6/bits/basic_string.h:5137:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/bits/ios_base.h:46:0,
                 from /usr/include/c++/6/ios:42,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/system_error:311:3: note: candidate: bool std::operator!=(const std::error_code&, const std::error_code&)
   operator!=(const error_code& __lhs, const error_code& __rhs) noexcept
   ^~~~~~~~
/usr/include/c++/6/system_error:311:3: note:   no known conversion for argument 1 from ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ to ‘const std::error_code&’
/usr/include/c++/6/system_error:315:3: note: candidate: bool std::operator!=(const std::error_code&, const std::error_condition&)
   operator!=(const error_code& __lhs, const error_condition& __rhs) noexcept
   ^~~~~~~~
/usr/include/c++/6/system_error:315:3: note:   no known conversion for argument 1 from ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ to ‘const std::error_code&’
/usr/include/c++/6/system_error:319:3: note: candidate: bool std::operator!=(const std::error_condition&, const std::error_code&)
   operator!=(const error_condition& __lhs, const error_code& __rhs) noexcept
   ^~~~~~~~
/usr/include/c++/6/system_error:319:3: note:   no known conversion for argument 1 from ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ to ‘const std::error_condition&’
/usr/include/c++/6/system_error:323:3: note: candidate: bool std::operator!=(const std::error_condition&, const std::error_condition&)
   operator!=(const error_condition& __lhs,
   ^~~~~~~~
/usr/include/c++/6/system_error:323:3: note:   no known conversion for argument 1 from ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ to ‘const std::error_condition&’
In file included from /usr/include/c++/6/bits/locale_facets.h:48:0,
                 from /usr/include/c++/6/bits/basic_ios.h:37,
                 from /usr/include/c++/6/ios:44,
                 from /usr/include/c++/6/ostream:38,
                 from /usr/include/c++/6/iostream:39,
                 from prog.cpp:1:
/usr/include/c++/6/bits/streambuf_iterator.h:210:5: note: candidate: template<class _CharT, class _Traits> bool std::operator!=(const std::istreambuf_iterator<_CharT, _Traits>&, const std::istreambuf_iterator<_CharT, _Traits>&)
     operator!=(const istreambuf_iterator<_CharT, _Traits>& __a,
     ^~~~~~~~
/usr/include/c++/6/bits/streambuf_iterator.h:210:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::istreambuf_iterator<_CharT, _Traits>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/vector:64:0,
                 from prog.cpp:4:
/usr/include/c++/6/bits/stl_vector.h:1533:5: note: candidate: template<class _Tp, class _Alloc> bool std::operator!=(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)
     operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
     ^~~~~~~~
/usr/include/c++/6/bits/stl_vector.h:1533:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::vector<_Tp, _Alloc>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/tuple:39:0,
                 from /usr/include/c++/6/unordered_map:41,
                 from prog.cpp:5:
/usr/include/c++/6/array:246:5: note: candidate: template<class _Tp, long unsigned int _Nm> bool std::operator!=(const std::array<_Tp, _Nm>&, const std::array<_Tp, _Nm>&)
     operator!=(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
     ^~~~~~~~
/usr/include/c++/6/array:246:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::array<_Tp, _Nm>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/unordered_map:41:0,
                 from prog.cpp:5:
/usr/include/c++/6/tuple:1367:5: note: candidate: template<class ... _TElements, class ... _UElements> constexpr bool std::operator!=(const std::tuple<_Elements ...>&, const std::tuple<_Elements ...>&)
     operator!=(const tuple<_TElements...>& __t,
     ^~~~~~~~
/usr/include/c++/6/tuple:1367:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::tuple<_Elements ...>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/unordered_map:48:0,
                 from prog.cpp:5:
/usr/include/c++/6/bits/unordered_map.h:1774:5: note: candidate: template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> bool std::operator!=(const std::unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>&, const std::unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>&)
     operator!=(const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/6/bits/unordered_map.h:1774:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>’
         if(cin.getline(query,1000)!=0){
                                     ^
In file included from /usr/include/c++/6/unordered_map:48:0,
                 from prog.cpp:5:
/usr/include/c++/6/bits/unordered_map.h:1786:5: note: candidate: template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> bool std::operator!=(const std::unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>&, const std::unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>&)
     operator!=(const unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/6/bits/unordered_map.h:1786:5: note:   template argument deduction/substitution failed:
prog.cpp:269:37: note:   ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ is not derived from ‘const std::unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>’
         if(cin.getline(query,1000)!=0){
                                     ^
prog.cpp:271:36: error: ‘undefined’ was not declared in this scope
             char splitword[5][200]=undefined;
                                    ^~~~~~~~~

Standard output is empty