제출 #796205

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
796205		Dan4Life	Two Dishes (JOI19_dishes)	C++17	0 / 100	119 ms	15940 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}){
		int tim = 0;
		for(int i = 1; i <= n; i++){
			tim+=pr[0][i]<=s[0][1];
			int l = 1, r = m;
			while(l<r){
				int mid = (l+r+1)/2;
				if(pr[1][mid]<=s[0][1])l=mid;
				else r=mid-1;
			}
			ans = max(ans, pr[0][tim]+pr[1][l]);
		}
		swap(n,m);
	}
	cout << ans << "\n";
}

컴파일 시 표준 에러 (stderr) 메시지

dishes.cpp: In function 'int32_t main()':
dishes.cpp:20:10: warning: unused variable 'k' [-Wunused-variable]
   20 |  for(int k : {0,1}){
      |          ^

• 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