গ.সা.গু-c

#include<stdio.h>

#include<math.h>

int main()

{

int num1,num2,temp,n1,n2;

scanf("%d %d",&num1,&num2);

n1=num1;

n2=num2;

while(n2!=0)

{

int rem=n1%n2;

n1=n2;

n2=rem;

}

printf("%d\n",n1);

return 0;

}