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  1. #include <iostream>
  2. #include <string>
  3. #include <map>
  4. #include <fstream>
  5. #include <sstream>
  6. #include <vector>
  7. #include <algorithm>
  8. using namespace std;
  9.  
  10. int main()
  11. {
  12.  
  13.         int plen;
  14.         string str;
  15.         while( cin >> plen >> str)
  16.         {
  17.                 int len = str.size();
  18.                 if( plen <= len )
  19.                 {
  20.                         map<string, long int> sub;
  21.                         for(int i = 0; i < len-plen+1; ++i)
  22.                         {
  23.                                 sub[str.substr(i, plen)]++;
  24.                         }
  25.                         map<string, long int>::iterator it;
  26.                         long int max = 0;
  27.                         string pass;
  28.                         for(it = sub.begin(); it != sub.end(); ++it)
  29.                         {
  30.                                 if(it->second > max)
  31.                                 {
  32.                                         max = it->second;
  33.                                         pass = it->first;
  34.                                 }
  35.                         }
  36.                         cout << pass << endl;
  37.                         sub.clear();
  38.                 }
  39.  
  40.                 str.clear();
  41.         }
  42.         return 0;
  43. }
  44.  
Success #stdin #stdout 0s 3040KB
comments (?)
stdin
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6 aba
2 aba
1 thequickbrownfoxjumpsoverthelazydog
3 thequickbrownfoxjumpsoverthelazydog
4 testingthecodetofindtheerrortestandtestagain
5 thearraycanbetoobigsobecarefulandtherecantberarecasescanbe
2 ababa
2 babab
1 ab
1 a
stdout
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ab
o
the
test
canbe
ab
ab
a
a
https://ideone.com/5P3YzZ
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
secret

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