Shiffling Cards

This Project on Shuffling Cards is submitted by Aryan Ratanpal

#include<iostream.h>
#include<conio.h>
#include<graphics.h>
#include<dos.h>
#include<stdlib.h>
#include<time.h>

void swap(char [],char []);

int card1[] = { 20,20 , 50,20 , 50,100 , 20,100 , 20,20 };
int card2[] = { 80,20 , 110,20 , 110,100 , 80,100 , 80,20 };
int card3[] = { 140,20 , 170,20 , 170,100 , 140,100 , 140,20 };

char val[3][2]={ “1″ , “2″, “3″ };

void main()
{
clrscr();
char count[2]=”0″;
int swapnum=0;         //for number of times to swap the cards
int driver,mode;

driver=DETECT;

initgraph(&driver , &mode , “c:\tc\bgi”);

setfillstyle(SOLID_FILL,YELLOW);
fillpoly(5,card1);
fillpoly(5,card2);
fillpoly(5,card3);

settextstyle(GOTHIC_FONT,HORIZ_DIR,6);
setcolor(BLUE);
moveto(25,25);
outtext(val[0]);
moveto(85,25);
outtext(val[1]);
moveto(145,25);
outtext(val[2]);

do
{
int num=0;
int choice[2];
count[0]++;

delay(1500);

settextstyle(DEFAULT_FONT,HORIZ_DIR,2);
moveto(20,150);
outtext(“No. of Times Cards have been swapped:”);
settextstyle(DEFAULT_FONT,HORIZ_DIR,3);
moveto(20 + swapnum*20,170);
outtext(count);
setfillstyle(SOLID_FILL,YELLOW);
fillpoly(5,card1);
fillpoly(5,card2);
fillpoly(5,card3);

do
{
randomize();
choice[num]= (rand() + num) % 3;

switch(choice[num])
{
case 0:
setfillstyle(CLOSE_DOT_FILL,BLUE);
fillpoly(5,card1);
break;
case 1:
setfillstyle(CLOSE_DOT_FILL,BLUE);
fillpoly(5,card2);
break;
case 2:
setfillstyle(CLOSE_DOT_FILL,BLUE);
fillpoly(5,card3);
break;
}
num++;
}while(num<2);

swap(val[(choice[0])],val[(choice[1])]);

}while(swapnum++ < 6);

settextstyle(DEFAULT_FONT,HORIZ_DIR,3);
moveto(20,200);
outtext(“What is card number 2″);
char ans;
ans=getch();
if(ans==val[1][0])
{
moveto(20,230);
outtext(“HURRAY”);
}
else
{
moveto(20,230);
outtext(“YOU DUMBO”);
}

getch();
closegraph();
}

void swap(char a[], char b[])
{
char c;
c=a[0];
a[0]=b[0];
b[0]=c;
}