Submission #1223682

#TimeUsernameProblemLanguageResultExecution timeMemory
1223682asli_bgInfinite Race (EGOI24_infiniterace2)C++20
0 / 100
32 ms1232 KiB
#include<bits/stdc++.h>
using namespace std;

#define sp <<' '<<

#define FOR(i,a) for(int i=0;i<(a);i++)
#define FORE(i,a,b) for(int i=(a);i<(b);i++)

const int MAXN=2e5+5;

int say[MAXN];

signed main(){
    int n,q;
    cin>>n>>q;
    int ans=0;
    FOR(i,q){
        int el;
        cin>>el;
        if(el<0){
            el=-el;
            say[el]--;
        }
        else say[el]++;

        say[el]=max(0,say[el]);

        //cout<<"here" sp el sp say[el]<<endl;

        ans=max(ans,say[el]-1);
    }

    cout<<ans<<endl;
}
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