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Cod sursa(job #345413)
#include<fstream.h>
#include<iostream.h>
main()
{
long a,b,i,t;
fstream f("euclid2.in",ios::in);
fstream g("euclid2.out",ios::out);
f>>t;
for(i=1; i<=t; i++)
{
f>>a; f>>b;
if(a > b)
{
while(a>b)a=a-b;
g<<a;
}
else if(a<b)
{
while(b>=a)b=b-a;
g<<b;
}
else g<<a;
g<<endl;
}
f.close();
g.close();
return 0;
}