Submission #531242

#	Time	Username	Problem	Language	Result	Execution time	Memory
531242		penguin133	Financial Report (JOI21_financial)	C++14	14 / 100	4082 ms	56316 KiB

Main

#include <bits/stdc++.h>
using namespace std;
int A[500005], dp[300005];
map<pair<int, int> , int> m;
int n,d;
int c(int i, int mx){
	if(i >= n)return 0;
	if(m[{i,mx}])return m[{i,mx}];
	int ans = 0;
	for(int j=i+1;j<=min(i+d, n);j++){
		ans = max(ans, c(j, max(mx,A[j])) + (A[j]>mx?1:0));
	}
	//cout << i << " " << mx << " " << ans << '\n';
	if(mx == -1)ans = max(ans, c(i+1, -1));
	return m[{i,mx}] = ans;
}
int main(){
	cin >> n >> d;
	for(int i=1;i<=n;i++)cin >> A[i];
	cout << c(0, -1) << '\n';
}

• Subtask 1: 14 / 14
• Subtask 2: 0 / 14
• Subtask 3: 0 / 20
• Subtask 4: 0 / 12
• Subtask 5: 0 / 5
• Subtask 6: 0 / 35