Submission #473828

#	Time	Username	Problem	Language	Result	Execution time	Memory
473828		Ahmed_Solyman	Euklid (COCI20_euklid)	C++14	4 / 110	1095 ms	204 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>1)return R(a/b,b);
    if(a>=b==1)return a;
}
int main()
{
    ll t;cin>>t;
    while(t--){
        ll g,h;cin>>g>>h;
        if(g==h){
            cout<<g<<" "<<g<<endl;
            continue;
        }
        for(ll i=0;i<=1e18;i++){
            bool b=0;
            for(ll j=0;j<=1e18;j++){
                if(__gcd((ll)i,(ll)j)==g && R(i,j)==h){
                    b=1;
                    cout<<i<<" "<<j<<endl;break;
                }
            }
            if(b)break;
        }
    }
    return 0;
}

Compilation message (stderr)

euklid.cpp: In function 'll R(ll, ll)':
euklid.cpp:9:12: warning: comparison of constant '1' with boolean expression is always false [-Wbool-compare]
    9 |     if(a>=b>1)return R(a/b,b);
      |        ~~~~^~
euklid.cpp:9:9: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
    9 |     if(a>=b>1)return R(a/b,b);
      |        ~^~~
euklid.cpp:10:9: warning: suggest parentheses around comparison in operand of '==' [-Wparentheses]
   10 |     if(a>=b==1)return a;
      |        ~^~~
euklid.cpp:11:1: warning: control reaches end of non-void function [-Wreturn-type]
   11 | }
      | ^

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