Follow Our FB Page << CircleMedia.in >> for Daily Laughter. We Post Funny, Viral, Comedy Videos, Memes, Vines...


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 ?    33 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 61 No

Post New Answer

More C Code Interview Questions

main( ) { char *q; int j; for (j=0; j<3; j++) scanf(“%s” ,(q+j)); for (j=0; j<3; j++) printf(“%c” ,*(q+j)); for (j=0; j<3; j++) printf(“%s” ,(q+j)); }

1 Answers  


void main() { char ch; for(ch=0;ch<=127;ch++) printf(“%c %d \n“, ch, ch); }

1 Answers  


what is the code of the output of print the 10 fibonacci number series

2 Answers  


#define assert(cond) if(!(cond)) \ (fprintf(stderr, "assertion failed: %s, file %s, line %d \n",#cond,\ __FILE__,__LINE__), abort()) void main() { int i = 10; if(i==0) assert(i < 100); else printf("This statement becomes else for if in assert macro"); }

1 Answers  


main() { printf("\nab"); printf("\bsi"); printf("\rha"); }

3 Answers  






create a C-code that will display the total fare of a passenger of a taxi if the driver press enter,the timer will stop. Every 10 counts is 2 pesos. Initial value is 25.00

0 Answers   Microsoft,


How do you create a really large matrix (i.e. 3500x3500) in C without having the program crash? I can only reach up to 2500. It must have something to do with lack of memory. Please help!

1 Answers  


x=2 y=3 z=2 x++ + y++; printf("%d%d" x,y);

2 Answers  


main() { int i = 257; int *iPtr = &i; printf("%d %d", *((char*)iPtr), *((char*)iPtr+1) ); }

1 Answers   CSC,


main() { char not; not=!2; printf("%d",not); }

1 Answers  


PROG. TO PRODUCE 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1

1 Answers  


main() { int i=3; switch(i) { default:printf("zero"); case 1: printf("one"); break; case 2:printf("two"); break; case 3: printf("three"); break; } }

1 Answers  






Categories