Octal to decimal conversion in C by R4R Team

Decimal number:
Consists of 10 elements
range : 0 to 9

Octal number :
Consists of 8 elements
range : 0 to 7

Octal to Decimal conversion:

Example-
Octal number is 7
Decimal number is 7

Octal number is 15
Decimal number is 41


program-

#include< stdio.h>
#include< math.h>
int main() {
int n,num=0,i=0,sum=0;
printf("Enter Octal number\n");
scanf("%d",&n);
while(n)
{
num=n%10;
num=num*pow(8,i++);
sum=sum+num;
n=n/10;
}
printf("It's Decimal is %d",sum);
}


output-

Enter Octal number
41
It's Decimal is 33

-In this program, we take an input of octal number and find its decimal equivalent.




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