Submission #9587204

Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define ll long long

bool cmp(pair <ll,ll> p1, pair <ll,ll> p2)
{
	if(p1.first + p1.second == p2.first + p2.second)
	return(p1.first < p2.first);
	return(p1.first + p1.second < p2.first + p2.second);
}
int main()
{
    ll n;
    cin>>n;
    vector<pair<ll,ll> > pos(n);
    for(ll i=0;i<n;i++)
    {
        ll x,y;
        cin>>x>>y;
        pos[i]={x,y};
    }
    sort(pos.begin(),pos.end(), cmp);
    ll last=0,ans=0;
    for(ll i=1;i<n;i++)
    {
        if(pos[last].first+pos[last].second>pos[i].first-pos[i].second)
        ans++;
        else
        last = i;
    }
    cout<<(n-ans)<<endl;
}

Submission Info

Submission Time
Task B - Robot Arms
User abhi2402
Language C++14 (GCC 5.4.1)
Score 200
Code Size 681 Byte
Status AC
Exec Time 89 ms
Memory 1792 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 16
Set Name Test Cases
Sample sample-01.txt, sample-02.txt, sample-03.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, sample-01.txt, sample-02.txt, sample-03.txt
Case Name Status Exec Time Memory
01.txt AC 89 ms 1792 KiB
02.txt AC 81 ms 1792 KiB
03.txt AC 73 ms 1792 KiB
04.txt AC 73 ms 1792 KiB
05.txt AC 70 ms 1792 KiB
06.txt AC 67 ms 1792 KiB
07.txt AC 69 ms 1792 KiB
08.txt AC 37 ms 1024 KiB
09.txt AC 35 ms 1024 KiB
10.txt AC 44 ms 1024 KiB
11.txt AC 89 ms 1792 KiB
12.txt AC 82 ms 1792 KiB
13.txt AC 1 ms 256 KiB
sample-01.txt AC 1 ms 256 KiB
sample-02.txt AC 1 ms 256 KiB
sample-03.txt AC 1 ms 256 KiB