Cod sursa(job #3360852)
| Utilizator | Data | 17 iulie 2026 13:58:27 | |
|---|---|---|---|
| Problema | Sum | Scor | 50 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva de probleme | Marime | 0.42 kb |
#include <fstream>
using namespace std;
ifstream fin("sum.in");
ofstream fout("sum.out");
int main()
{
int n,i,x,q,a,b;
long long s=0;
fin>>q;
while(q--){
fin>>x;
s=1;
for(i=2;i<=x*2;i++){
a=x;
b=i;
while(b){
a=a%b;
swap(a,b);
}
if(a==1)
s+=i;
}
fout<<s<<'\n';
}
}