Infosys Coding Problems

Find the factorial of a number using recursion.

Write a program to count the number of vowels and consonants in a given string.

Write a program to check if a number is prime.

Write a program to print a pyramid pattern of stars with n rows.

Write a program to find the second largest number in an array.

Check whether two strings are anagrams of each other.

Write a program to reverse an array without using extra space.

Write a recursive function to compute the nth Fibonacci number.

Write a program to find the first non-repeating character in a string.

Write a program to merge two sorted arrays into one sorted array.