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Cod sursa(job #413852)
#include<iostream>
#include<fstream>
using namespace std;
int main(void)
{
ifstream f("euclid2.in");
ofstream g("euclid2.out");
int t,i,j,r,A[10000][2],a,b;
f>>t;
for(i=0;i<t;i++)
for(j=0;j<2;j++)
f>>A[i][j];
for(i=0;i<t;i++)
{
a=A[i][0];
b=A[i][1];
r=a%b;
while(r)
{
a=b;
b=r;
r=a%b;
}
g<<b<<endl;
}
return 0;
}