For this problem, you cannot use if statements. Solve this problem using for$-$loops, print statements, and integer arithmetic only.

Write a program that produces calendars as output. Your program should have a method that outputs a single month$$s calendar like the one below, given parameters to specify how many days are in the month and what the date of the first Sunday is in that month. In the month shown below, these values are $31$ and $6,$ respectively.