Need this in c++

Lab #3 1. Write a program with a loop while user entersC The loop will continue as long as you type C When you type any other character that is not C, the loop will stop 2. Write a program that while counter!-10 Increment counter Print counter Do not forget to initialize counter 2. Write a program (counter-0) As long as counter is not 25 increment counter Print counter 3. Write a script that will count from 0 to 20 by 2's 4. Write a script that will count down from 100 to 0. 5. Write a script that will count to 243 multiplying by 3