/in/foo.cc:20:1: warning: "/*" within comment [-Wcomment]
 /* 
  
/in/foo.cc:11:4: error: unterminated comment
    /*long long s,n,j,i,r;
    ^
/in/foo.cc:1:1: error: 'https' does not name a type
 https://vijos#include <bits/stdc++.h> 
 ^~~~~