Submission #574582

#	Time	Username	Problem	Language	Result	Execution time	Memory
574582		beaboss	Rabbit Carrot (LMIO19_triusis)	C++14	0 / 100	0 ms	212 KiB

triusis

#include <bits/stdc++.h>

using namespace std;


typedef long long ll;

ll mod = 1000000007;


int main() {
	ll n, m;
	cin >> n >> m;

	vector<ll> vals(n);

	for (ll i = 0; i < n; i++) {
		cin >> vals[i];
	}

	vector<ll> dp(n + 1, 0);
	
    for (ll i = 0; i < n; i++) {
    	
    	if (m * (i + 1) < vals[i]) continue;

    	ll best = -1;
    	ll best_s = 0;

    	for (ll j = 0; j < i; j++) {
    		if (vals[i] > vals[j] + m * (i - j)) continue;
    		if (dp[j + 1] >= best_s) {
    			best_s = dp[j + 1];
    			best = j;
    		}
    	}

    	dp[i + 1] = 1 + dp[best + 1];
        
        
		
    }

    cout << n - dp[n] << endl;
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 21
• Subtask 3: 0 / 28
• Subtask 4: 0 / 37