Submission #809376

Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef pair<int, int> pii;
#define pb push_back
#define mp make_pair
#define fi first
#define se second
 
int main()
{
	ll n,a,sum=0,cnt=0;
	cin>>n>>a;
	ll p=min(a,n-a),q=max(a,n-a);
	sum+=q;
	bool flag=false;
	while(q%p!=0)
	{
		cnt++;
		if(cnt<=1)sum+=2*p*(q/p);
		else sum+=2*p*(q/p)-p;
		ll a=q%p,b=p;
		p=min(a,b),q=max(a,b);
		sum+=q;
		flag=true;
	}
	sum+=2*p*(q/p);
	if(flag)sum-=p;
	cout<<sum<<endl;
}

Submission Info

Submission Time
Task B - Mysterious Light
User kkrtjnj3829
Language C++14 (GCC 5.4.1)
Score 500
Code Size 533 Byte
Status AC
Exec Time 6 ms
Memory 256 KiB

Judge Result

Set Name Sample Subtask All
Score / Max Score 0 / 0 300 / 300 200 / 200
Status
AC × 1
AC × 10
AC × 19
Set Name Test Cases
Sample sample-01.txt
Subtask sample-01.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt
All sample-01.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 02-01.txt, 02-02.txt, 02-03.txt, 02-04.txt, 02-05.txt, 02-06.txt, 02-07.txt, 02-08.txt, 02-09.txt
Case Name Status Exec Time Memory
01-01.txt AC 4 ms 256 KiB
01-02.txt AC 4 ms 256 KiB
01-03.txt AC 4 ms 256 KiB
01-04.txt AC 4 ms 256 KiB
01-05.txt AC 6 ms 256 KiB
01-06.txt AC 5 ms 256 KiB
01-07.txt AC 4 ms 256 KiB
01-08.txt AC 4 ms 256 KiB
01-09.txt AC 6 ms 256 KiB
02-01.txt AC 6 ms 256 KiB
02-02.txt AC 4 ms 256 KiB
02-03.txt AC 4 ms 256 KiB
02-04.txt AC 4 ms 256 KiB
02-05.txt AC 4 ms 256 KiB
02-06.txt AC 4 ms 256 KiB
02-07.txt AC 4 ms 256 KiB
02-08.txt AC 4 ms 256 KiB
02-09.txt AC 4 ms 256 KiB
sample-01.txt AC 4 ms 256 KiB