Submission #1133542

#	Time	Username	Problem	Language	Result	Execution time	Memory
1133542		MunkhturErdenebat	Advertisement 2 (JOI23_ho_t2)	C++20	100 / 100	298 ms	8248 KiB

Main

#include<bits/stdc++.h>
#include<string.h>
#include <algorithm>
#include <stdlib.h>
 #define ll long long
using namespace std;
    ll a,b,c,d,e,f,m,i,j,n,h,g,l,r,ka,p,q,t[500005];
    map<ll,ll> maa,mii,mee;
    vector<ll> vj,vo,vi;
    pair<ll,ll> k[500005];
int main(){
    cin>>a;
    for(i=0 ; i<a ; i++){
        cin>>b>>c;
        k[i].first=-b-c;
        k[i].second=b-c;
    }
    sort(k,k+a);
    h=0;
    g=9999999999999;
    for(i=0 ; i<a ; i++){
        if(k[i].second<g){
            h++;
            g=k[i].second;
        }
    }
    cout<<h<<endl;
}

• Subtask 1: 10 / 10
• Subtask 2: 23 / 23
• Subtask 3: 36 / 36
• Subtask 4: 31 / 31