More Problems

• Write a program to determine the number of times a digit appears in an integer.
• Implement a function to find the number of ways to distribute n indistinguishable objects into k distinguishable boxes.
• Create a program to compute the sum of the first n triangular numbers.
• Write a program to calculate the product of all digits in a number.
• Implement a function to find the area of a polygon given its vertices.
• Create a program to determine the smallest prime factor of a number.
• Write a program to find the product of two matrices.
• Implement a function to calculate the square of a number without using multiplication.