제출 #984551

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
984551	2024-05-16 18:40:16	Ahmed57	Alternating Current (BOI18_alternating)	C++17	19 / 100	34 ms	10512 KiB

alternating

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#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
    ios_base::sync_with_stdio(false);cin.tie(0);
    int n,m;cin>>n>>m;
    int pref[n+2] = {0};
    vector<array<int,3>> v;
    vector<array<int,2>> rng[n+1];
    int dir[m+1] = {0};
    int ma = -1, lol = -1;
    int mi = 1e9;
    for(int i = 0;i<m;i++){
        int a,b;cin>>a>>b;
        if(a<=b){
            pref[a]++;
            pref[b+1]--;
        }else{
            pref[a]++;
            pref[1]++;
            pref[b+1]--;
            b+=n;
        }
        v.push_back({a,b,i});
        rng[a].push_back({b,i});
        if(a<=mi){
            if(a<mi){
                mi = a;
 
 
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