제출 #1336906

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1336906		valerian	Skare (COCI26_skare)	C++20	19 / 50	1 ms	344 KiB

Main

#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define str string
#define mp make_pair
#define Valerian_or_Habil ios::sync_with_stdio(false);cin.tie(0);
#define Valerian void
using namespace std;
Valerian solve(){
    ll n,k;
    cin >> n >> k;
    vector<ll> v;
    v.pb(n);
    for (int i = 0; i < k; i++) {
        ll g,h;
        cin >> g >> h;
        v.pb(v[g-1]-h);
        v[g-1]=h;
    }
    set<ll> s;
    for (int i = 0; i < v.size(); i++) {
        s.insert(v[i]);    
    }
    cout << s.size() << "\n";
}
int main(){
    ll t;
    //cin >> t;
    t=1;
    while(t--){
        solve();
    }
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 9
• Subtask 2: 6 / 6
• Subtask 3: 13 / 13
• Subtask 4: 0 / 22