522. Przedszkolanka
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#include<iostream> using namespace std; int nwd(int a,int b){ if(b == 0) return a; else return nwd(b, a % b) ; } int main(){ ios_base::sync_with_stdio(0); int x,c,a,b; cin>>x; for(int j=0;j<x;j++){ cin>>a>>b; if(b%a==0){ cout<<b<<endl; }else{ c=nwd(a,b); a/=c; b/=c; a*=b; a*=c; cout<<a<<endl; } } } |