#include<stdio.h>
int gcdExtended(int a, int b, int *x, int *y)
{
// Base Case
if (a == 0)
{
*x = 0;
*y = 1;
return b;
}
int x1, y1; // To store results of recursive call
int gcd = gcdExtended(b%a, a, &x1, &y1);
// Update x and y using results of recursive
// call
*x = y1 - (b/a) * x1;
*y = x1;
return gcd;
}
// Driver Program
int main()
{
int x, y;
int a ,b;
printf("\nEnter the value of a and b: ");
scanf("%d %d",&a,&b);
int g = gcdExtended(a, b, &x, &y);
printf("gcd(%d, %d) = %d", a, b, g);
printf("\nThe value of x and y are %d %d ",x,y);
return 0;
}
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