//bakhshali approximation for calculating square root
/* S=number for which squareroot is reqd.
N=nearest perfect square
d=S-N*N; //difference
P=d/(2*N)
A=N+P;
ans=A-(p*P)/(2*A)
*/
#include<stdio.h>
#include<conio.h>
void main(){
float S;
float P,A,d,ans;
int N;
printf("Enter number whose sqrt is reqd:");
scanf("%f",&S);
N=check_nearest_perfect_sqre(S);
d=S-N*N;
P=d/(2*N);
A=N+P;
ans=A-(P*P)/(2*A);
printf("Squareroot of %f is %f",S,ans);
getch();
int check_nearest_perfect_sqre(double square)
{
int i=0;
while((i*i)<square)
i++;
return i;
}
}
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