Decimal to octal number conversion program in C++

Decimal to octal number conversion program in C++.

Decimal to octal

Decimal Value =115;

Integer Quotient Reminder Reminder in octal
115/8 14 3 3
14/8 1 6 6
1/8 0 1 1

Octal value = 163

Flowchart of Decimal to octal  program in C++

Flowchart of Decimal to octal  program in C++

C++ Program to convert Decimal to octal number program

Output

Please Enter the decimal number: 9

Decimal is 9 and its octal is: 11

Excercise

Find the possible mistakes in the following Shamil’s Flow Table of the Program to convert the decimal number to its octal number.

if user input decimal as 115 the loop will execute as follows

Loop What lines will execute? Actual work to do
1 time

j=115

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, ocn=ocn(j%8)*i

ocn=0 +(163%8) *1

ocn=0+(3) *1

ocn=3

 

i=i*10

i=1*10

i=10

2 time

j=14

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,

9, 10, 11, 12, 13, 14, 15, 16, 17

ocn=ocn(j%8) *i

ocn=3 +(8%14) *10

ocn=3+(6) *10

0cn=63

 

i=i*10

i=10*10

i=100

3 time

j=1

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,

9, 10, 11, 12, 13, 14, 15,

9, 10, 11, 12, 13, 14, 15, 16, 17

ocn=ocn(j%8) *I

ocn=63+(1%8) *100

ocn=63+(1) *10

ocn=163

 

i=i*10

i=100*10

i=1000

 

the octal of 115 is 163

 

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