View Compilation Error

0_0_29279507_14363.cpp:1:1: error: 'include' does not name a type
 include <bits/stdc++.h>
 ^
0_0_29279507_14363.cpp: In function 'void init()':
0_0_29279507_14363.cpp:8:30: error: 'memset' was not declared in this scope
      memset(vis,0,sizeof(vis));
                              ^
0_0_29279507_14363.cpp: In function 'int main()':
0_0_29279507_14363.cpp:29:11: error: 'cin' was not declared in this scope
     int T;cin>>T;
           ^
0_0_29279507_14363.cpp:34:9: error: 'cout' was not declared in this scope
         cout<<"Case "<<Case<<": ";
         ^
0_0_29279507_14363.cpp:41:25: error: 'swap' was not declared in this scope
         if(n>m) swap(n,m);
                         ^
0_0_29279507_14363.cpp:49:27: error: expected primary-expression before ';' token
         ll ansss=ans-anss/;
                           ^
0_0_29279507_14363.cpp:50:22: error: 'endl' was not declared in this scope
         cout<<ansss<<endl;
                      ^