답안 #1002828

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1002828	2024-06-19T20:18:38 Z	Juan	Autobahn (COI21_autobahn)	C++17	50 / 100	1 ms	600 KB

autobahn

#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define pii pair<int,int>
const int maxn = 1e3+5;

int sum_vermelha[maxn], sum_azul[maxn], p[maxn];

int main(){
	int n,k,x; cin >> n >> k >> x;
	for(int i=0; i<n; i++){
		int l,t,r; cin >> l >> t >> r;
		sum_azul[l]++, sum_azul[r+1]--;
		if(t<r-l+1){
			sum_vermelha[l+t]++;
			sum_vermelha[r+1]--;
		}
	}

	for(int i=1; i<=1000; i++){
		sum_azul[i] += sum_azul[i-1];
		sum_vermelha[i] += sum_vermelha[i-1];
	}

	for(int i=1; i<=1000; i++){
		if(sum_azul[i]<k) sum_vermelha[i]=0;
	}

	int ans=0;
	for(int i=1; i<=1000; i++){
		p[i] = p[i-1]+sum_vermelha[i];
		ans = max(ans,p[i]-p[max(0,i-x)]);
	}

	cout << ans << '\n';
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	600 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	440 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	344 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct

Subtask #2

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	600 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	440 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	344 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	424 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	344 KB	Output is correct

Subtask #3

0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	600 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	440 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	344 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	424 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	344 KB	Output is correct
21	Runtime error	1 ms	344 KB	Execution killed with signal 11
22	Halted	0 ms	0 KB	-