Please help with how I would write these codes in C++

Problem 2: Create a process that counts how many guesses it takes a user to guess a randomly generated whole number. With each guess, the user is told if his/her guess was too high or too low.

Problem 3: Write a process that will ask the user to enter a number then output a pattern consisting of users number of # in the first row, the users number -1 # in the second row, the users number -2 # in the third row, etc. until the last row contains 1 #.

For example if the user entered 8, the pattern would be

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#