A shell programming fun exercises, see you will not?

guess the number game. First let the system randomly generate a number, give the number a range (1-60), let the user enter the guessing number, the input is judged, if not meet the requirements, give high or low hint, guess the right after the number of guesses to use, And based on the guessing history gives the user a beat percentage of what has been guessed, and puts the key content in a special color to prompt users.

The final results are as follows:

3 Tin Hau Release source answer. Interested partners can do one thing.

A shell programming fun exercises, see you will not?