♪ Exercise 5 ♪

#include
#include

void main(){
clrscr();
int row,a,b,c,d,choice;
gotoxy(3,2);textcolor(YELLOW);cprintf("Enter the number of rows you want to display: ");
scanf("%d",&row);
gotoxy(5,4);textcolor(YELLOW);cprintf("Select pattern you want to print:");
gotoxy(7,6);textcolor(GREEN);cprintf("[A] Pattern 1");
gotoxy(7,7);textcolor(GREEN);cprintf("[B] Pattern 2");
gotoxy(7,8);textcolor(GREEN);cprintf("[C] Pattern 3");
gotoxy(7,9);textcolor(GREEN);cprintf("[D] Pattern 4");
gotoxy(7,11);textcolor(YELLOW);cprintf("Please make your choice: ");
scanf("%s",&choice);
switch(choice)
{
case 'A':
case 'a':
for(a=0,d=12;a<=row;a++,d++){
for(b=1,c=37;b<=a;b++,c++){
gotoxy(c,d);textcolor(CYAN);cprintf("*");} }
break;

case 'B':
case 'b': for(a=0,d=12;a<=row;a++,d++){
for(b=1,c=37;b<=a;b++,c--){
gotoxy(c,d);textcolor(CYAN);cprintf("*");} }
break;

case 'C':
case 'c':
for(a=row,d=13;a<=row;a--,d++){
for(b=a,c=38;b>=1;b--,c++)
{
gotoxy(c,d);textcolor(CYAN);cprintf("*");}
}
break;

case 'D':
case 'd':
for(a=row,d=13;a>=1;a--,d++)
{
for(b=a,c=38;b>=1;b--,c--)
{
gotoxy(c,d);textcolor(CYAN);cprintf("*");}
}
break;

default:
gotoxy(5,4);textcolor(MAGENTA);cprintf("Sorry input not available!!");
}
getch();
}