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PREV Programs NEXT   (79 / 301)     How can we sum the digits of a given number in single statement? Try something like this # include<stdio.h> void main() {   int num=123456;    int sum=0;   for(;num>0;sum+=num%10,num/=10);  // This is the "single line".   printf("\nsum = [%d]\n", sum); } If there is a simpler way to do this, let me know! PREV COMMENTS                                  INDEX                                  PRINT NEXT Last updated: November 3, 2005 www.cracktheinterview.com - Your destination for the most common IT interview questions, answers, frequently asked interview questions (FAQ), C Programs, C Datastructures for technical interviews conducted by the top IT companies around the world!