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  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. typedef long long ll;
  6. typedef pair<int, int> pint;
  7. #define pb push_back
  8. #define fi first
  9. #define se second
  10. #define all(x) (x).begin(), (x).end()
  11. #define allr(x) (x).rbegin(), (x).rend()
  12. #define sz(x) (int)(x).size()
  13. #define endl '\n'
  14. #define yes cout << "YES" << endl;
  15. #define no cout << "NO" << endl;
  16.  
  17. void AlanXO() {
  18. #ifndef ONLINE_JUDGE
  19.     freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  20. #endif
  21. }
  22.  
  23. void solve() {
  24.     ll x,y,n;
  25.     cin >> x >> y;
  26.     n= max(x,y);
  27.     bool rowGreater = x>y? true: false;
  28.     if(rowGreater){
  29.         if(n%2==0){
  30.             cout << (n*n-n+1)+abs(x-y) << endl;
  31.         }else{
  32.             cout << (n*n-n+1)-abs(x-y) << endl;
  33.         }
  34.     }else{
  35.         if(n%2==0){
  36.             cout << (n*n-n+1)-abs(x-y) << endl;
  37.         }else{
  38.             cout << (n*n-n+1)+abs(x-y) << endl;
  39.         }
  40.     }
  41. }
  42.  
  43. int main() {
  44.     AlanXO();
  45.     ios_base::sync_with_stdio(false);
  46.     cin.tie(nullptr);
  47.     cout.tie(nullptr);
  48.     int t = 1;
  49.     cin >> t;
  50.     while (t--) {
  51.         solve();
  52.     }
  53. }
Success #stdin #stdout 0.01s 5280KB
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-6152299567935659519
https://ideone.com/lXc6Jy
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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