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Convert decimal to octal number in C, C++, Java and Python | FACE Prep

Published on 10 Mar 2020

Program to convert a number from decimal to octal is discussed here. Given a decimal number as input, which has to be converted to its equivalent octal number.


For example, decimal number 200 has to be converted to octal.

200 / 8 = 25 , rem = 0
25 / 8 = 3 , rem = 1
3 / 8 = 0 , rem = 3
´╗┐
The equivalent octal number of the decimal number 200 is 310.

decimal to octal

Algorithm to convert a number from decimal to octal


  1. Input the decimal number.
  2. Divide the decimal number by 8.
  3. Store the remainder.
  4. Repeat steps 2 and 3 until the number can be divided.
  5. Print the reverse of the remainder, which is the octal equivalent of the decimal number.


Program to convert a number from decimal to octal


C
C++
Java
Python 3

Output
Input- Enter a decimal number:200 Output- Equivalent octal number :310


´╗┐Time complexity: O(n)


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