# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
448199 | Apiram | Euklid (COCI20_euklid) | C++14 | 1077 ms | 204 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#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<<endl;
continue;
}
for (int i = g;i<=200000;i+=g){
for (int j =g;j<=i;j+=g){
if (__gcd(i,j)==g){
if (solve(i,j)==h){
ans.push_back({i,j});
break;
}
}
}
if (!ans.empty())break;
}
cout<<ans[0].first<<" "<<ans[0].second<<endl;
}
return 0;}
Compilation message (stderr)
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