Write a c program to build a heap method using Pointer to
function and pointer to structure ?
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what is the Output? int a=4 b=3; printf("%d%d%d%d%d%d",a++,++a,a++,a++,++a,a++); printf("%d%d%d%d%d%d",b--,b--,--b,b--,--b,--b);
What is the purpose of ftell?
How will you find a duplicate number in a array without negating the nos ?
How can I prevent another program from modifying part of a file that I am modifying?
How to add two numbers with using function?
Why c is a procedural language?
What do you mean by c what are the main characteristics of c language?
What are file streams?
Why is this loop always executing once?
code for quick sort?
Given only putchar (no sprintf, itoa, etc.) write a routine putlong that prints out an unsigned long in decimal. [ I gave the obvious solution of taking % 10 and / 10, which gives us the decimal value in reverse order. This requires an array since we need to print it out in the correct order. The interviewer wasn't too pleased and asked me to give a solution which didn't need the array ].
multiple of 9 without useing +,* oprator