View Compilation Error

0_0_23568017_540.cpp:85:1: error: expected unqualified-id before numeric constant
 17:54:35
 ^
0_0_23568017_540.cpp: In function 'int main()':
0_0_23568017_540.cpp:99:5: error: redefinition of 'int main()'
 int main()
     ^
0_0_23568017_540.cpp:40:5: note: 'int main()' previously defined here
 int main()
     ^
0_0_23568017_540.cpp:117:77: error: expected ']' before ')' token
                 if(x[i]==x[j]||y[i]==y[j]||!vis[x[i]][y[j]||!vis[x[j]][y[i]]) continue;
                                                                             ^