C Program for the Conversion of Decimal to Octal Number

Description:
Decimal Numbers:
Decimal numbers has a radix 10. Decimal numbers use a combination of 0,1,2,3,4,5,6,7,8,9.
Octal Numbers:
Octal numbers has a radix of 8. Octal numbers use a combination of 0,1,2,3,4,5,6,7

Conversion from decimal number system to octal number system can be done by factorize the decimal number by 8.

Source Code:
/* 
            Decimal to Octal Conversion 
            Author: sourcecodesonline.blogspot.com
 
*/  
int main(void)  
{              long dec_no,oct_no=0,iter=1;  
            printf("\n\t\t\tDecimal to Octal Conversion");  
            printf("\n\tEnter the decimal number :");  
            scanf("%ld",&dec_no);  
            while(dec_no>7)  
            {  
                        oct_no=(dec_no%8)*iter+oct_no;  
                        iter*=10;  
                        dec_no/=8;  
            }  
            oct_no=dec_no*iter+oct_no;  
            printf("\nOctal equivalent is %ld",oct_no);  
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