Submission #448219

#	Time	Username	Problem	Language	Result	Execution time	Memory
448219		Apiram	Euklid (COCI20_euklid)	C++14	20 / 110	1090 ms	204 KiB

euklid

#include<bits/stdc++.h>
using namespace std;
int64_t solve(int a,int b){
	if (a==1){
		return b;
	}
	if (b==1)return a;
	if (a<b)solve(b/a,a);
	else
	return solve(a/b, b);
}
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int test;cin>>test;
while(test--){
	int64_t g,h;
	cin>>g>>h;
	vector<pair<int,int>>ans;
	if (g==1){
		cout<<1<<" "<<h<<endl;
		continue;
	}
	else if (g==h){
		cout<<g<<" "<<h<<endl;
		continue;
	}
	else if (h==2){
		cout<<g*2<<" "<<g<<endl;
		continue;
	}
	else if (g==h*h){
		cout<<g*h<<" "<<g<<endl;
		continue;
	}
	else{
		int64_t temp = h;
		while(temp<=g)temp*=h;
		for (int i =(temp+g-1)/g;;i++){
			if (solve(i*g,g*(i*h + 1))==h){
				ans.push_back({i*g,i*h + 1});
				break;
			}
		}
		
		cout<<ans[0].first*g<<" "<<ans[0].second*g<<endl;
		
		
	}
}
return 0;}

Compilation message (stderr)

euklid.cpp: In function 'int64_t solve(int, int)':
euklid.cpp:8:15: warning: control reaches end of non-void function [-Wreturn-type]
    8 |  if (a<b)solve(b/a,a);
      |          ~~~~~^~~~~~~

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