Submission #872153

#	Time	Username	Problem	Language	Result	Execution time	Memory
872153		NotLinux	Euklid (COCI20_euklid)	C++17	20 / 110	1036 ms	348 KiB

euklid

#include <bits/stdc++.h>
using namespace std;
#define int long long
inline int R(int a, int b){
	if(a < b)return R(b,a);
	else if(a >= b and b > 1)return R(a/b,b);
	else return a;
}
void solve(){
	int g,h;
	cin >> g >> h;
	if(g == h)cout << h << " " << h << endl;
	else if(h == 2)cout << 2*g << " " << g << endl;
	else if(g == (h*h))cout << h*h << " " << h*h*h << endl;
	else{
		for(int i = 1;i;i++){
			if(__gcd(i,h) == 1 and R(i*g,h*g) == h){
				cout << i*h << " " << h*g << endl;
				return;
			}
		}
	}
}
signed main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	int testcase = 1;cin >> testcase;
	while(testcase--)solve();
}

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