Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


Write a routine to draw a circle (x ** 2 + y ** 2 = r ** 2)
without making use of any floating point computations at all.

Answers were Sorted based on User's Feedback



Write a routine to draw a circle (x ** 2 + y ** 2 = r ** 2) without making use of any floating poin..

Answer / daru

just use Bresenham's algo

d=1-r;
y=r;
x=0;
while(y>x)
{
if(d<0)
d+=2*x+3;
else {
d+=2*(x-y)+5;
y--;
}
x++;
plotpoints(x,y);
}

Is This Answer Correct ?    34 Yes 25 No

Write a routine to draw a circle (x ** 2 + y ** 2 = r ** 2) without making use of any floating poin..

Answer / vignesh

#include<stdio.h>
#include<graphics.h>
main()
{
int x,y,r;
printf("Enter x,y,r\n");
scanf("%d %d %d",&x,&y,&r);

int g=DETECT,gmode;
initgraphics(&g,&gmode,"");
circle(x,y,r);
closegraphics();
}

Is This Answer Correct ?    19 Yes 62 No

Post New Answer

More C Code Interview Questions

What is full form of PEPSI

0 Answers  


main() { int i, j; scanf("%d %d"+scanf("%d %d", &i, &j)); printf("%d %d", i, j); } a. Runtime error. b. 0, 0 c. Compile error d. the first two values entered by the user

2 Answers   HCL,


what is the output of following program ? void main() { int i=5; printf("%d %d %d %d %d ",i++,i--,++i,--i,i); }

10 Answers  


¦void main() ¦{ ¦int i=10,j; ¦ j=i+++i+++i; ¦printf("%d",j); ¦getch(); ¦} ¦ output:-30 but in same question if we write as- ¦void main() ¦{ ¦int i=10; ¦ int j=i+++i+++i; ¦printf("%d",j); ¦getch(); ¦} ¦ output:-33 why output is changed from 30 to 33. Can any body answer...

3 Answers  


main() { char *p; p="%d\n"; p++; p++; printf(p-2,300); }

1 Answers  


main() { char name[10],s[12]; scanf(" \"%[^\"]\"",s); } How scanf will execute?

2 Answers  


{ int *ptr=(int*)malloc(sizeof(int)); *ptr=4; printf("%d",(*ptr)+++*ptr++); }

4 Answers  


#define DIM( array, type) sizeof(array)/sizeof(type) main() { int arr[10]; printf(“The dimension of the array is %d”, DIM(arr, int)); }

1 Answers  


#define prod(a,b) a*b main() { int x=3,y=4; printf("%d",prod(x+2,y-1)); }

1 Answers  


main() { register int a=2; printf("Address of a = %d",&a); printf("Value of a = %d",a); }

3 Answers  


Link list in reverse order.

8 Answers   NetApp,


Who could write how to find a prime number in dynamic array?

1 Answers  


Categories