Submission #1132504

#	Time	Username	Problem	Language	Result	Execution time	Memory
1132504		Kubeti	Calvinball championship (CEOI15_teams)	C++20	Compilation error	0 ms	0 KiB

teams

#include <bits/stdc++.h>

using namespace std;

const int nmax = 1e5 + 1;

int cnt = 0, n;
int v[20], curr[20];

void bk(int ind, int mx) {
  if(ind == n + 1) {
    cnt++;
    for(int i = 1; i <= n; i++) {
      if(v[i] != curr[i]) {
        return;
      }
    }
    cout << cnt % mod;
    exit(0);
  }
  for(int i = 1; i <= mx; i++) {
    curr[ind] = i;
    bk(ind + 1, mx);
  }
  curr[ind] = mx + 1;
  bk(ind + 1, mx + 1);
  curr[ind] = 0;
}

int main(){
  ios_base::sync_with_stdio(0);cin.tie(0);
  cin >> n;
  for(int i = 1; i <= n; i++) {
    cin >> v[i];
  }
  bk(1, 0);
  return 0;
}

Compilation message (stderr)

teams.cpp: In function 'void bk(int, int)':
teams.cpp:18:19: error: 'mod' was not declared in this scope; did you mean 'modf'?
   18 |     cout << cnt % mod;
      |                   ^~~
      |                   modf