Mega Code Archive
Square Root of a number by using simple calculations
<![CDATA[
#include<stdio.h>
#include<conio.h>
main()
{
float a,b,e=0.00001,p,k;
clrscr();
textcolor(GREEN);
do {
printf(" ÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛ
");
printf(" xDB PROGRAM TO FIND SQUARE ROOT OF A NUMBERxDB
");
printf(" ÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛÛ
");
cprintf("
ENTER A NUMBER(-1 to Quit) :");
scanf("%f",&k);
a=k;p=a*a;
while(p-k>=e)
{
b=(a+(k/a))/2;
a=b;
p=a*a;
}
printf("SQUARE ROOT IS = %f
",a);
getch();
clrscr();
}while(k!=-1);
getch();
}
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