More Problems

• Write a program to calculate the area of a circle given its radius.
• Write a program to check if two strings are isomorphic.
• Write a program to find the product of all odd numbers in an array.
• Write a program to convert a decimal number to its octal representation.
• Write a program to implement a simple voting application.
• Write a program to find the total number of lowercase letters in a string.
• Write a program to check if a number is a perfect number using a function.
• Write a program to find the length of the longest increasing subsequence in an array.