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Cod sursa(job #616270)
#include<iostream>
#include<fstream>
using namespace std;
long n, a,b,i;
int verif(int a, int b)
{int c,i;
if(a<b) c=a;
else c=b;
for(i=c; i>=1; i--)
if(a%i==0 && b%i==0) return i;
}
int main()
{
ifstream f("euclid2.in");
ofstream g ("euclid2.out");
f>>n;
for(i=1;i<=n;i++) {f>>a>>b; g<<verif(a,b)<<endl;}
f.close();
g.close();
}