제출 #1236003

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1236003		lanaskarica	K blocks (IZhO14_blocks)	C++20	53 / 100	1093 ms	1860 KiB

blocks

#include <bits/stdc++.h>
using namespace std;

#define ll long long 
#define pii pair <int, int>
#define fi first
#define se second

const int MAXN = 1e5 + 5, MAXK = 110, MAX = 1e9;

int arr[MAXN], dp[MAXK][MAXN];

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	
	int n, k;
	cin >> n >> k;
	
	for (int i = 0; i <= k; i++) {
		for (int j = 0; j <= n; j++) dp[i][j] = MAX;
	}
	
	dp[0][0] = 0;
	for (int i = 1; i <= n; i++) {
		cin >> arr[i];
		dp[0][i] = max(dp[0][i - 1], arr[i]);
	}
	
	for (int i = 1; i <= k; i++) {
		for (int j = 1; j <= n; j++) {
			int mx = arr[j];
			for (int z = j - 1; z >= 1; z--) {
				dp[i][j] = min(dp[i][j], dp[i - 1][z] + mx);
				mx = max(mx, arr[z]);
			}
		}
	}
	//for (int i = 0; i <= k; i++) {
		//for (int j = 0; j <= n; j++) cout << dp[i][j] << " ";
		//cout << "\n";
	//}
	
	cout << dp[k - 1][n] << "\n";
	
	return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 0 / 47