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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. void solve(){
  5.     long long s, k, m;
  6.     cin >> s >> k >> m;
  7.  
  8.     long long modulo = m % k;
  9.     if ((m/k)%2 == 0){
  10.         if (s > modulo) cout << s - modulo << '\n';
  11.         else cout << 0 << '\n';
  12.     }else{
  13.         if (min(k, s) > modulo) cout << min(k, s) - modulo << '\n';
  14.         else cout << 0 << '\n';
  15.     }
  16. }
  17.  
  18. int main(){
  19.     long long tc; cin >> tc; while(tc--)solve();
  20. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
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6
8 8 12
5 10 17
12 2 3
16 7 7
1 1 10
2 60 15
stdout
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4
0
1
7
1
0
https://ideone.com/bfzEfM
language:
C++14 (gcc 8.3)
created:
11 hours ago
visibility:
public

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