View Compilation Error

0_0_39454704_5109.cpp: In function 'void solve()':
0_0_39454704_5109.cpp:33:5: error: 'i64' was not declared in this scope; did you mean 'i63'?
   33 |     i64 cnt=0;
      |     ^~~
      |     i63
0_0_39454704_5109.cpp:44:17: error: 'cnt' was not declared in this scope; did you mean 'int'?
   44 |                 cnt++;
      |                 ^~~
      |                 int
0_0_39454704_5109.cpp:66:11: error: 'cnt' was not declared in this scope; did you mean 'int'?
   66 |     cout<<cnt<<endl;
      |           ^~~
      |           int