Submission #473916

#	Time	Username	Problem	Language	Result	Execution time	Memory
473916		Ahmed_Solyman	Euklid (COCI20_euklid)	C++14	35 / 110	670 ms	268 KiB

euklid

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

ll R(ll a,ll b){
    if(a<b)return R(b,a);
    if(a>=b && b>1)return R(a/b,b);
    if(a>=b && b==1)return a;
}
int main()
{
    ll t=1;cin>>t;
    while(t--){
        ll a,b;cin>>a>>b;
        if(a==b || b==2 || a==b*b)cout<<a*b<<" "<<a<<endl;
        else{
            for(ll i=1;i<=2000;i++){
                bool v=0;
                for(ll j=1;j<=2000;j++){
                    if(R(i,j)==b && __gcd(i,j)==a){
                        cout<<i<<" "<<j<<endl;v=1;break;
                    }
                }
                if(v)break;
            }
        }
    }
    return 0;
}

Compilation message (stderr)

euklid.cpp: In function 'll R(ll, ll)':
euklid.cpp:11:1: warning: control reaches end of non-void function [-Wreturn-type]
   11 | }
      | ^

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