C Program C Programs for interviewList of most Common important C Programs 1. C program to find factorial of a number.2. C Program to check whether number is Palindrome or not.3. C Program to check whether number is Perfect square or not.4. C Program to check whether number is Prime or not.5. C program to check whether a number if Armstrong or not.6. C program to convert number from Decimal to Binary.7. C program to convert number from Binary to Decimal.8. C program to print all Leap Years from 1 to N.9. C program to Age calculator.
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