Given only putchar (no sprintf, itoa, etc.) write a routine putlong that prints out an unsigned long in decimal.

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Count the number of words in a string, where a word is defined to be a contiguous sequence of non-space characters.

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Write a C function to remove spaces from a string. The function header should be
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If you are majoring in Computer Science, chances are you’ll be working with jobs that require some degree of programming. When you’re looking for a job in the market, you’ll be having a lot of interviews. Interviewer loves to challenge you by asking some technical interview questions. Read the rest of this entry →