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  1. #include<iostream>
  2. #include<math.h>
  3. #include<iomanip>
  4. #include <string>
  5. #include<algorithm>
  6. #include <vector>
  7. using namespace std;
  8.  
  9.  
  10.  
  11. void fast()
  12. {
  13.     ios_base::sync_with_stdio(0);
  14.     cin.tie(0);
  15.     cout.tie(0);
  16. }
  17.  
  18. //bool isPrime(int n) {
  19. //    if (n <= 1) return false;
  20. //    for (int i = 2; i * i <= n; i++)
  21. //        if (n % i == 0) return false;
  22. //    return true;
  23. //}
  24.  
  25. int main() {
  26.  
  27.     fast();
  28.     long long n, m, k;
  29.     cin >> n >> m >> k;
  30.  
  31.     int res = 0;
  32.     int x = min(n, min(m, k));
  33.     res += x;
  34.     n -= x; m -= x; k -= x;
  35.  
  36.     if (m != 0)
  37.         cout << res;
  38.  
  39.     else {
  40.         if (k >= n/2 && n!=1) {
  41.             res += (n / 2);
  42.             cout << res;
  43.         }
  44.         else {
  45.             res += k;
  46.             cout << res;
  47.         }
  48.     }
  49.  
  50.     return 0;
  51. }
Success #stdin #stdout 0s 5312KB
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https://ideone.com/Paurb6
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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