Question: Write a C++ program that exec Linux command: 1- When the program starts, you should display for the user the two options as follow:

Write a C++ program that exec Linux command: 1- When the program starts, you should display for the user the two options as follow: 1- Linux command line to show the calendars of the current, last and next month. 2- Linux command line to show the username for the user. 2- Then prompt the user to input option number. Hint: You can use command (scanf) C language to input value. Sample Input/output The following sample output of this program and should help about the way the program should start. Welcome To Program Menu: 1- Linux command line to show the calendars of the current, last and next month. 2- Linux command line to show the username for the user. Select an option: (The user will input the option)

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