Submission #913800

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
913800	2024-01-20 09:31:49	daoquanglinh2007	Energetic turtle (IZhO11_turtle)	C++17	100 / 100	810 ms	28140 KiB

turtle

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair <int, int>
#define fi first
#define se second
#define mp make_pair
#define isz(a) (int)(a).size()
const int NM = 6e5, KM = 20;
int N, M, K, T, Z;
pii P[KM+5];
int pfac[NM+5], cnt[NM+5];
vector <int> have;
int C[KM+5][KM+5], f[KM+5][KM+5], dp[KM+5][KM+5], ans = 0;
int nCk(int n, int k){
  if (k < 0 || k > n) return 0;
  for (int i = n-k+1; i <= n; i++){
    int x = i;
    while (x > 1){
      cnt[pfac[x]]++;
      if (cnt[pfac[x]] == 1) have.push_back(pfac[x]);
      x /= pfac[x];
    }
  }
  for (int i = 2; i <= k; i++){
    int x = i;
 
 
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• Subtask 1: 100 / 100