Friday, November 11, 2011

Input two positive integer and returns GCD

#include<stdio.h>
#include<conio.h>
int Gcd(int a, int b)
{
   int c;
   while(a%b!=0)
   {
      c=a%b;
      a=b;
      b=c;
   }
   return b;
}
void main()
{
   int a,b;
   clrscr();
   printf("Enter a= ");
   scanf("%d",&a);
   printf("Enter b= ");
   scanf("%d",&b);
   printf("GCD= %d",Gcd(a,b));
   getch();
}

From: Book by ashraf

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