More Problems

• Write a program to check if a string is a valid C identifier.
• Write a program to find the maximum frequency character in a string.
• Write a program to convert grams to kilograms.
• Write a program to check if a number is a perfect number using a function.
• Write a program to calculate the sum of the digits of a binary number.
• Write a program to implement a simple password validation system.
• Write a program to check if a number is a Harshad number using a function.
• Write a program to find the longest increasing subsequence in an array.