Submission #638313

#	Time	Username	Problem	Language	Result	Execution time	Memory
638313		NeroZein	Baloni (COCI15_baloni)	C++14	100 / 100	59 ms	3900 KiB

baloni

#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
using namespace std;

int n, ans;
int cnt[1000006];

signed main(){

    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    cin>>n;
    for(int i=0;i<n;i++){
        int x;cin>>x;
        cnt[x+1] ? cnt[x+1]--:ans++;
        cnt[x]++;
    }cout<<ans;

}

• Subtask 1: 100 / 100