More Problems

• Write a program to check if a given string is a valid identifier.
• Write a program to convert binary to decimal.
• Write a program to calculate the sum of an array using a function.
• Write a program to find the largest of four numbers.
• Write a program to find the smallest number in an array using a function.
• Write a program to print all prime numbers between 1 and 100.
• Write a program to implement a simple to-do list using arrays.
• Write a program to sort an array of integers using selection sort.