TCS Coding Problems

Find the factorial of a number using recursion.

Write a program to reverse a string without using built-in functions.

Check if a given string is a palindrome.

Print the Fibonacci series up to N terms.

Count the frequency of each character in a string.

Check if a number is prime.

Find the sum of all elements in an array.

Find the missing number in an array containing n-1 integers from 1 to n.

Print a pyramid pattern of stars with N rows.

Find the second largest element in an array.

Find if two strings are anagrams of each other.

Remove duplicate characters from a string.