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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. using ll = long long;
  4. int main() {
  5.     ios::sync_with_stdio(false);
  6.     cin.tie(nullptr);
  7.     freopen("DANVU.INP","r",stdin);
  8.     freopen("DANVU.OUT","w",stdout);
  9.     int n, m;
  10.     cin >> n >> m;
  11.     vector<ll> nam(n), nu(m);
  12.     for (int i = 0; i < n; i++){
  13. cin >> nam[i];
  14. }
  15.     for (int i = 0; i < m; i++){
  16. cin >> nu[i];
  17. }
  18.     sort(nam.begin(), nam.end());
  19.     sort(nu.begin(), nu.end());
  20.     int i = 0, j = 0, kq = 0;
  21.     while (i < n && j < m) {
  22.         if (nam[i] > nu[j]) {
  23.             kq++;
  24.             i++;
  25.             j++;
  26.         } else {
  27.             i++; 
  28.         }
  29.     }
  30.     cout << kq;
  31.     return 0;
  32. }
Success #stdin #stdout 0.01s 5320KB
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https://ideone.com/AkLEk2
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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