Here i have writen the code to Find the Greates Common Divisor Using C

        
Saved the file with the extention c
        
            #include

                int GCD(int a,int b)
                {
                    if(b==0)
                    {
                        return a;
                    }
                    else
                    {
                        GCD(b,a% b);
                    }
                
                }
                int main()
                {
                    int n1,n2;
                    printf("Enter two numbers:\n");
                    scanf("%d%d",&n1,&n2);
                    printf("%d",GCD( n1, n2));
                }
        
        

Press Ctrl + S to save.

Sample Input and Output:

            Input: Enter two integers: 56 98
            Output: GCD of 56 and 98 is: 14