Program To Convert Octal To Binary

#include<stdio.h>
#include<conio.h>
#include<math.h>


float octal_conversion(int octal);

void main()
{
int octal,answer;

clrscr();

printf("program which convert octal to decimal\n\n");

printf("Enter a number in octal form= ");
scanf("%d",&octal );


answer = octal_conversion(octal);
if(answer == 8)
{
printf("wrong");
}
else
{
printf("The result is %d", answer);
}

getch();

}







float octal_conversion(int octal)
{
int square;
int remainder;
int i = 0;
int result=0 ;

while(octal > 0)
{

remainder = octal % 10;
square=pow(8,i);
if(remainder<=7)
{
result = result + square * remainder;

}
else
{

return 8;
}
octal = octal / 10;
i++;

}

return result;
 }