Submission #854573

#	Time	Username	Problem	Language	Result	Execution time	Memory
854573		dosts	Euklid (COCI20_euklid)	C++14	110 / 110	433 ms	600 KiB

euklid

#include <bits/stdc++.h>
using namespace std;
#define sp << " " << 
#define int long long
#define vi vector<int>
#define pb push_back
#define F(xxx,yyy) for (int xxx=1;xxx<=yyy;xxx++)
#define pii pair<int,int>

int f(int a,int b) {
	if (a<b) swap(a,b);
	if (b == 1) return a;
	return f(a/b,b);
}

void solve() {
	int a,b;
	cin >> a >> b;
	for (int i=1;1;i++) {
		int x = a*i;
		int y = a*b*i+a;
		if (__gcd(x,y) == a && f(x,y) == b) {
			cout << x sp y << endl;
			return;
		}
	}
}     
                                
signed main() { 
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int t = 1;
    cin >> t; 
    while (t --> 0) solve();
}

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