More Problems

• Write a program to implement a basic student management system.
• Write a program to find the longest decreasing subsequence in an array.
• Write a program to check if two strings are equal ignoring punctuation.
• Write a program to calculate the sum of the first n odd numbers.
• Write a program to implement a basic contact management system using structures.
• Write a program to check if a number is an odd prime number.
• Write a program to find the smallest prime factor of a number using trial division.
• Write a program to check if a string is a valid time in 12-hour format.