Submission #1245539


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

int main() {
	cin.sync_with_stdio(false);
	int N, M;
	cin >> N >> M;
	vector<int>n(N+1);
	vector<int>s(M);
	vector<int>t(M);
	vector<int>sum(N + 1);
	for (int i = 0;i < M;i++) {
		cin >> s[i] >> t[i];
			n[s[i]]++;
			if (t[i] < N) {
				n[t[i] + 1]--;
			}
	}
	for (int i = 1;i <= N;i++) {
		n[i] += n[i-1];
		if (n[i] == 1) {
			sum[i]++;
		}
		
	}
	for (int i = 1;i <= N;i++) {
		sum[i] += sum[i-1];
	}
	vector<int>sabo;
	bool flag;
	for (int i = 0;i < M;i++) {
		if (sum[t[i]] - sum[s[i]-1] == 0) {
			sabo.push_back(i+1);
		}
	}

	cout << sabo.size() << endl;
	for (int i = 0;i < sabo.size();i++) {
		cout << sabo[i] << endl;
	}
	return 0;

}

Submission Info

Submission Time
Task B - ドキドキデート大作戦高橋君
User agis
Language C++14 (GCC 5.4.1)
Score 100
Code Size 735 Byte
Status AC
Exec Time 167 ms
Memory 4472 KB

Judge Result

Set Name Sample Subtask1 All
Score / Max Score 0 / 0 30 / 30 70 / 70
Status
AC × 3
AC × 12
AC × 20
Set Name Test Cases
Sample subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt
Subtask1 subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt
All subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt
Case Name Status Exec Time Memory
subtask0_sample_01.txt AC 1 ms 256 KB
subtask0_sample_02.txt AC 1 ms 256 KB
subtask0_sample_03.txt AC 1 ms 256 KB
subtask1_01.txt AC 21 ms 3328 KB
subtask1_02.txt AC 164 ms 4472 KB
subtask1_03.txt AC 20 ms 2560 KB
subtask1_04.txt AC 97 ms 2812 KB
subtask1_05.txt AC 99 ms 2812 KB
subtask1_06.txt AC 1 ms 256 KB
subtask1_07.txt AC 1 ms 256 KB
subtask1_08.txt AC 1 ms 256 KB
subtask1_09.txt AC 1 ms 256 KB
subtask2_01.txt AC 164 ms 4472 KB
subtask2_02.txt AC 167 ms 4472 KB
subtask2_03.txt AC 1 ms 256 KB
subtask2_04.txt AC 1 ms 256 KB
subtask2_05.txt AC 1 ms 256 KB
subtask2_06.txt AC 1 ms 256 KB
subtask2_07.txt AC 1 ms 256 KB
subtask2_08.txt AC 166 ms 3704 KB