50pts 求调 QWQ
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50pts 求调 QWQ
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zzx0102楼主2023/3/29 20:41
#include<bits/stdc++.h>
using namespace std;
#define int long long
const int N = 105; int dp[N][N][N * N / 2], a[N][N]; int n, k;
signed main() {
	cin >> n >> k;
	for(int i = 1; i <= n; i++)
		for(int j = 1; j <= i; j++)
			cin >> a[i][j];
	dp[1][1][0] = a[1][1]; dp[1][1][1] = a[1][1] * 3;
	for(int i = 2; i <= n; i++)
		for(int j = 1; j <= i; j++) {
			for(int l = 0; l <= k; l++)
				dp[i][j][l] = max(dp[i - 1][j][l], dp[i - 1][j - 1][l]) + a[i][j];
			for(int l = 1; l <= k; l++)
				dp[i][j][l] = max(dp[i][j][l], max(dp[i - 1][j][l - 1], dp[i - 1][j - 1][l - 1]) + a[i][j] * 3);
		}
	int ans = 0;
	for(int i = 1; i <= n; i++)
		for(int j = 0; j <= k; j++)
			ans = max(ans, dp[n][i][j]);
	cout << ans;
	return 0;
}
2023/3/29 20:41
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