제출 #374278

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
374278		Araragi	Euklid (COCI20_euklid)	C++17	0 / 110	1090 ms	372 KiB

euklid

/*
* 	author: Araragi
*/

// 3

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

#define pb push_back
#define F first
#define S second
//using namespace __gnu_pbds;
//typedef tree <int, null_type, less_equal <int> , rb_tree_tag, tree_order_statistics_node_update> ordered_set;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;

ll R(ll a, ll b)
{
	if (a < b)
		return R(b, a);
	else if (a >= b && b > 1)
		return R(ll(a / b), b);
	else if (a >= b && b == 1)
		return a;	
}

int main()
{
	//ifstream cin("vacation.in");
	//ofstream cout("vacation.out");
	
	int tt;
	cin >> tt;

	while (tt--)
	{
		ll x, y;
		cin >> x >> y;

		bool fnd = 0;

		for (ll i = 1; i <= ll(1e3); i++)
		{
			if (fnd)
				break;
			for (ll j = 1; j <= ll(1e3); j++)
				if (__gcd(i, j) == x && R(i, j) == y)
				{
					cout << i << " " << j << '\n';
					fnd = 1;
					break;
				}
		}
	}
}

컴파일 시 표준 에러 (stderr) 메시지

euklid.cpp: In function 'll R(ll, ll)':
euklid.cpp:27:1: warning: control reaches end of non-void function [-Wreturn-type]
   27 | }
      | ^

• Subtask 1: 0 / 4
• Subtask 2: 0 / 8
• Subtask 3: 0 / 8
• Subtask 4: 0 / 15
• Subtask 5: 0 / 40
• Subtask 6: 0 / 35