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Cod sursa(job #251327)
#include <fstream.h>
long a, b, T;
ifstream fin( "euclid2.in" );
ofstream fout( "euclid2.out" );
long cmmdc( long x, long y );
int main()
{
fin >> T;
for( long i = 1; i <= T; i++ )
{
fin >> a >> b;
fout << cmmdc( a, b ) << '\n';
}
fin.close();
fout.close();
return 0;
}
long cmmdc( long x, long y )
{
long r;
while( y )
{
r = x%y;
x = y;
y = r;
}
return x;
}