How can I swap two values without using a temporary?


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More C Interview Questions

Why does the call char scanf work?

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I need a help with a program: Write a C program that uses data input in determining the whole of points A and a whole of circles B. Find two points in A so that the line which passes through them, cut through the maximum number of circles.

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in linking some of os executables are linking name some of them

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Want to know how to write a C program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the total number of disk writes by MySQL.

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Why flag is used in c?

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Write a c program to find, no of occurance of a given word in a file. The word is case sensitive.

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What are the standard predefined macros?

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What are the types of pointers in c?

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Are pointers integers in c?

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Explain data types & how many data types supported by c?

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what is dangling pointer?

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How can I do serial ("comm") port I/O?

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