제출 #1101728

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1101728		ardadut	Baloni (COCI15_baloni)	C++17	100 / 100	156 ms	4036 KiB

baloni

#include <bits/stdc++.h>
    
#define ll long long
#define pb push_back
#define endl "\n";
#define vec vector<ll>
#define vecvec vector<vector<ll>>
    
using namespace std;
    
/*#define FileName "connect"
string Ghhhh = ".in";
string Ghhhhh = ".out";
ifstream Girdi(FileName + Ghhhh);
ofstream Cikti(FileName + Ghhhhh);
#define cin Girdi
#define cout Cikti*/



inline void solve(){

    ll n;
    cin >> n;
    map<ll,ll> mapp;

    for(ll i = 1 ; i <= n ; i++){
        ll x;
        cin >> x;
        if(mapp[x+1] > 0) mapp[x+1]--;
        mapp[x]++;
    }

    ll ans = 0;

    for(auto it : mapp){
        if(it.second > 0){
            ans += it.second;
        }
    }

    cout << ans << endl;
    
}
    
signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll t = 1;
    //cin >> t;
    while(t--){
        solve();
    }
    
}

• Subtask 1: 100 / 100