Problem of the Day


1. Write a function print_sum() that takes a number as its argument, and prints that number 10 times. That is, if we execute this line:
print_sum(3)

The output will be:
3 3 3 3 3 3 3 3 3 3


2. Write a program that contains 2 functions:



3. Write a program that reads the radius of a circle, and then prints the circle's area, including 2 digits after the decimal point.