Submission #796210

#	Time	Username	Problem	Language	Result	Execution time	Memory
796210		Dan4Life	Two Dishes (JOI19_dishes)	C++17	0 / 100	115 ms	16048 KiB

dishes

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int mxN = (int)1e6+10;
const int LINF = (int)2e18;
int n, m;
int a[2][mxN], s[2][mxN], p[2][mxN], pr[2][mxN], pr2[2][mxN];

int32_t main(){
	ios_base::sync_with_stdio(false); cin.tie(0);
	cin >> n >> m; int ans = -LINF;
	for(int j : {0,1}){
		for(int i = 1; i <= n; i++){
			cin >> a[j][i] >> s[j][i] >> p[j][i];
			pr[j][i]=pr[j][i-1]+a[j][i];
			pr2[j][i]=pr2[j][i-1]+p[j][i];
		}
		swap(n,m);
	}
	for(int k : {0,1}){
		for(int i = 1; i <= n; i++){
			if(pr[k][i]>s[k][1]) break;
			int l = 0, r = m;
			while(l<r){
				int mid = (l+r+1)/2;
				if(pr[k^1][mid]<=s[k][1])l=mid;
				else r=mid-1;
			}
			ans = max(ans, pr2[k][i]+pr2[k^1][l]);
		}
		swap(n,m);
	}
	cout << ans << "\n";
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 3
• Subtask 3: 0 / 7
• Subtask 4: 0 / 39
• Subtask 5: 0 / 11
• Subtask 6: 0 / 9
• Subtask 7: 0 / 17
• Subtask 8: 0 / 9