View Compilation Error

0_0_33185100_14002.cpp: In function 'int main()':
0_0_33185100_14002.cpp:27:7: error: redeclaration of 'long long int flag'
   int flag=0;
       ^
0_0_33185100_14002.cpp:26:6: note: 'long long int flag' previously declared here
  int flag=0;
      ^