20140514_KUAS_VisualC++_Classwork_0507_Question_3_Answer

/***********************************************/
/** 20140514 Classwork_0507 Question 3 Answer **/
/** Maker  : Yan                              **/
/** E-Mail : [email protected]            **/
/** Date   : 2014/05/14 am.05:05              **/
/***********************************************/

#include <stdio.h>
#include <stdlib.h>

void cut_cake(int, int);

void main()
{
    while(1)
    {
        int cut = 0;
        printf("Enter a number of knives under: ");
        scanf("%d", &cut);
        if(cut == -1)
        {
            break;
        }

        int count = 1;
        cut_cake(cut, count);
    }
    printf("Your Program is exiting ..\n");
    system("pause");
    system("cls");
}

void cut_cake(int cut, int count)
{
    if(cut != 0)
    {
        count += cut;
        cut -= 1;
        cut_cake(cut, count);
    }
    else if(cut == 0)
    {
        printf("You get %2d piece of cake.\n\n");
    }

}