제출 #1351367

#제출 시각아이디문제언어결과실행 시간메모리
1351367trigonInfinite Race (EGOI24_infiniterace2)C++20
0 / 100
51 ms19960 KiB
#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    vector<set<int>> occ(n);
    int q;
    vector<int> a;
    cin >> q;
    //int ans=0;
    for(int i=0;i<q;i++){
        int x;
        cin >> x;
        occ[x].insert(i);
        a.push_back(x);
    }
    int ans=0;
    for(int i=0;i<n;i++){
        ans=max(ans,(int) occ[a[i]].size()-1);
    }
    cout<<ans<<"\n";
}
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