fork download

copy

#include <iostream>
#include <cstring>
using namespace std;
int main()
{
  char * input ="1234";
  int size = strlen(input);
  int prev_val=0,curr_val=0,prev_prev_val=1;
  for(int i=0;i<size;i++)
  {
    if(i!=0)
    {
      if((int)(input[i-1])<;2+48 || ((int)(input[i-1])==2+48 &&
(int)(input[i])<;7+48))
        curr_val = prev_val + prev_prev_val;
      else
        curr_val = prev_val;
    }
    else
    {
      curr_val = 1;
      prev_val = 1;
    }
    prev_prev_val = prev_val;
    prev_val = curr_val;
  }
  cout<<curr_val<<endl;
 
return 0;
}

prog.cpp: In function ‘int main()’:
prog.cpp:6:17: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings]
   char * input ="1234";
                 ^~~~~~
prog.cpp:13:28: error: expected primary-expression before ‘;’ token
       if((int)(input[i-1])<;2+48 || ((int)(input[i-1])==2+48 &&
                            ^
prog.cpp:13:28: error: expected ‘)’ before ‘;’ token
prog.cpp:14:17: error: expected primary-expression before ‘;’ token
 (int)(input[i])<;7+48))
                 ^
prog.cpp:14:17: error: expected ‘)’ before ‘;’ token
prog.cpp:14:22: error: expected ‘;’ before ‘)’ token
 (int)(input[i])<;7+48))
                      ^
prog.cpp:16:7: error: expected ‘}’ before ‘else’
       else
       ^~~~
prog.cpp:19:5: error: ‘else’ without a previous ‘if’
     else
     ^~~~
prog.cpp: At global scope:
prog.cpp:27:3: error: ‘cout’ does not name a type
   cout<<curr_val<<endl;
   ^~~~
prog.cpp:29:1: error: expected unqualified-id before ‘return’
 return 0;
 ^~~~~~
prog.cpp:30:1: error: expected declaration before ‘}’ token
 }
 ^

Standard output is empty