Q. sum of first n natural numbers

Basic code Explanation Print the multiplication table of a number Operators Specifiers If else if else if Switch case do while loop while loop for loop Goto statement Typecasting Functions factorial (recursion) 1D array 2D array matrix type array unit conversion pointers basic pointer arithmetic arrays and pointers recursion and iteration call by reference swap : call by reference arrays in functions starPattern strings string functions structures typedef unions arrayReverse static variables return the heading in html code structure question dynamic memory allocation storage classes dynamic allocation question void pointer NULL pointer dangling pointer wild pointer rock paper scissors game matrix multiplication file functions isPalindrome file i/o modes command line argument bill generator #hardProblem command line calculations function pointer memory leak area of circle using function pointer Q. multiplication table of a number Q. sum of first n natural numbers Q. find the largest element in an array Q. prime number or not Q. decimal to binary Q. reverse a number Q. factorial of a number Q. star pattern Q. reverse a string Q. prime numbers in a given range Q. star pattern-2 Q. star pattern-3 Q. star pattern-4 Q. star pattern-5 Q. number pattern-1 Q. star pattern-6 Q. count number of digits in an integer Q. power of a number