More Problems

• Write a program to find the maximum element in a matrix.
• Write a program to check if a string contains all digits using a function.
• Write a program to convert a string to uppercase using a function.
• Write a program to find the sum of the squares of all even numbers in a list.
• Write a program to implement a basic online recipe sharing platform.
• Write a program to check if a number is a perfect number using a function.
• Write a program to find the total number of lines in a text file.
• Write a program to implement a simple task tracker.