제출 #1276253

#제출 시각아이디문제언어결과실행 시간메모리
1276253AlmontherInfinite Race (EGOI24_infiniterace2)C++20
34 / 100
14 ms1992 KiB
#include<bits/stdc++.h>

#define ll long long
#define co cout<<

using namespace std;
// stuff

void solve(){
    ll n,q;
    cin>>n>>q;
    ll f[n+5]={},p=1;
    while(q--){
        ll x;
        cin>>x;
        p+=(f[x]==p);
        f[x]=p;
    }
    co p-1;
}
int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int _=1;
    // cin>>_;
    while(_--) solve();
}
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