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  1. #include<bits/stdc++.h>
  2. #define ll long long int
  3. #define vec vector<ll>
  4. #define f(var,a,b) for(ll var = a ; var < b ; var++ )
  5. #define fr(var,a,b) for(ll var = a ; var > b ; var-- )
  6. #define fasthoja ios_base::sync_with_stdio(false); cin.tie(NULL);
  7.  
  8. using namespace std;
  9.  
  10. ll att1( ll n ) {
  11.  
  12.     if (n % 4 == 0) return n;
  13.     if (n % 4 == 1) return 1;
  14.     if (n % 4 == 2) return n + 1;
  15.     else return 0;
  16.  
  17. }
  18.  
  19. int main(void){
  20.  
  21.     fasthoja;
  22.     ll t; cin>>t;
  23.     while(t--) {
  24.         ll n; cin >> n;
  25.         cout << att1(n) << "\n";
  26.     }//end of test case loop
  27.     return 0;
  28. }
Success #stdin #stdout 0s 4860KB
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https://ideone.com/n2vu3E
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
secret

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