답안 #38707

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38707	2018-01-06T09:28:51 Z	khohko	금 캐기 (IZhO14_divide)	C++14	17 / 100	166 ms	11396 KB

divide

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define fr first
#define sc second
#define N ((ll)(2e5+100))
#define ARRS ((ll)(2e5+100))
#define MOD ((ll)(1e9+7))

ll er[ARRS];
ll dp[ARRS];
ll dc[ARRS];
ll n;
struct va{
	ll x,g,c;
};
va a[ARRS];


int main(){
	//freopen("divide.in","r",stdin);
	//freopen("divide.out","w+",stdout);
	cin>>n;
	for(int i=0; i<n; i++){
		cin>>a[i].x>>a[i].g>>a[i].c;
	}
	ll pas=0;
	er[n]=n+1;
	for(int i=n-1; i>=0; i--){
		er[i]=i+1;
		dc[i]=a[i].c;
		dp[i]=a[i].g;
		while(er[i]<n){
				//cout<<i<<" "<<a[er[er[i]]-1].x-a[i].x<<" < "<<dc[i]<<" "<<dc[er[i]]<<" "<<er[er[i]]<<endl;
			if(a[er[er[i]]-1].x-a[i].x<=dc[i]+dc[er[i]]){

				dp[i]+=dp[er[i]];
				dc[i]+=dc[er[i]];
				er[i]=er[er[i]];
			}
			else break;
		}
		pas=max(pas,dp[i]);
	}
	cout<<pas;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	11396 KB	Output is correct
2	Correct	0 ms	11396 KB	Output is correct
3	Correct	0 ms	11396 KB	Output is correct
4	Correct	0 ms	11396 KB	Output is correct
5	Correct	0 ms	11396 KB	Output is correct
6	Correct	0 ms	11396 KB	Output is correct
7	Correct	0 ms	11396 KB	Output is correct
8	Correct	0 ms	11396 KB	Output is correct
9	Correct	0 ms	11396 KB	Output is correct
10	Correct	0 ms	11396 KB	Output is correct
11	Correct	0 ms	11396 KB	Output is correct
12	Correct	0 ms	11396 KB	Output is correct

Subtask #2

0 / 31.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	11396 KB	Output is correct
2	Correct	0 ms	11396 KB	Output is correct
3	Correct	0 ms	11396 KB	Output is correct
4	Incorrect	0 ms	11396 KB	Output isn't correct
5	Halted	0 ms	0 KB	-

Subtask #3

0 / 52.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	11396 KB	Output is correct
2	Correct	9 ms	11396 KB	Output is correct
3	Correct	13 ms	11396 KB	Output is correct
4	Correct	69 ms	11396 KB	Output is correct
5	Correct	83 ms	11396 KB	Output is correct
6	Correct	166 ms	11396 KB	Output is correct
7	Correct	109 ms	11396 KB	Output is correct
8	Correct	99 ms	11396 KB	Output is correct
9	Correct	89 ms	11396 KB	Output is correct
10	Incorrect	113 ms	11396 KB	Output isn't correct
11	Halted	0 ms	0 KB	-