제출 #699441

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
699441	2023-02-17 00:10:35	aelf2k23	초음속철도 (OJUZ11_rail)	C++14	45 / 100	3100 ms	7888 KiB

rail

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#include<bits/stdc++.h>
#define int long long
#define ll long long
#define fr first
#define sc second
#define all(s) s.begin(), s.end()
using namespace std;
const int nmax = 400005;
const int mod = 1e9 + 7;
int n, m, dp[nmax];
pair<int,int> a[nmax];
vector<int>vecc;
int32_t main(){
    cin >> n >> m;
    for(int i=1;i<=m;i++){
        cin >> a[i].fr >> a[i].sc;
        swap(a[i].fr, a[i].sc);
        vecc.push_back(a[i].fr);
        vecc.push_back(a[i].sc);
    }
    vecc.push_back(n);
    sort(all(vecc));
    vecc.resize(unique(all(vecc)) - vecc.begin());
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 8 / 8
• Subtask 3: 0 / 25
• Subtask 4: 27 / 27
• Subtask 5: 0 / 30