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#include<iostream> using namespace std; int nwd(int a, int b){ if(b != 0){ return nwd(b,a%b); } return a; } int main(){ int ile,a,b; cin>>ile; for(int i=0;i<ile;i++){ cin>>a>>b; cout<<nwd(a,b)<<endl; } return 0; } |
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#include<iostream> using namespace std; int main(){ long double a,b=0,c,d; cin>>d; for(int i=0;i<d;i++){ cin>>c; for(int j=0;j<c;j++){ cin>>a; b+=a; } cout<<b<<endl; b=0; } } |
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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; } } } |