Q51 What does printf() and scanf() return? July 18, 2015 Gyantoday Most Important Interview Questions In C Leave a comment Please click on the link i/o and o/p functions in C Share this: Q26 Write a C program to check leap year.DateJuly 12, 2015In relation toMost Important Interview Questions In CQ25 Write a C program to find duplicate integer in an array.DateJuly 12, 2015In relation toMost Important Interview Questions In CQ3. Write a C program to check given number is palindrome or not ?DateMay 29, 2015In relation toMost Important Interview Questions In C