Submission #1305339

#	Time	Username	Problem	Language	Result	Execution time	Memory
1305339		dbekarys	Infinite Race (EGOI24_infiniterace2)	C++20	0 / 100	9 ms	716 KiB

Main

#include <bits/stdc++.h>
#define int long long
#define pll pair<int,int>
#define endl '\n'
using namespace std;
const int MOD2=998244353;
const int MOD1=1e9+7;
const int N=3e5+7;
const int LOG=20;
const long long inf=8e18+7;
signed main()
{
    ios_base::sync_with_stdio(0),
    cin.tie(0);
    int n,m;
    cin>> n>>m;
    map<int,int>mp;
    int mx=inf,k=0,mn=0;
    while(m--){
        int x;
        cin>> x;
        if(x>0){
            mp[x]++;
            if(mp[x]==1) k++;
        }
        else {
            x=abs(x);
            if(mp[x]){
                mp[x]--;
                if(mp[x]==0) k--;
            }
        }
    }
    for(int i=0;i<=n;i++){
        if(mp[i])
        mx=min(mx,mp[i]);
        mn=max(mn,mp[i]);
    }
    if(mx==inf){
        mx=0;
    }
    cout<< max({0ll,k+mx-2,mn-1});
}

• Subtask 1: 0 / 29
• Subtask 2: 0 / 34
• Subtask 3: 0 / 22
• Subtask 4: 0 / 15