

	Main Menu
	===========
	[1] Say Hello
	[2] Sum two numbers
	[3] Stars
	[4] Fact
	[5] Exit

	
Enter your name ? Hello mahmoud


	Main Menu
	===========
	[1] Say Hello
	[2] Sum two numbers
	[3] Stars
	[4] Fact
	[5] Exit

	
number 1 : number 2 : Sum : 7

	Main Menu
	===========
	[1] Say Hello
	[2] Sum two numbers
	[3] Stars
	[4] Fact
	[5] Exit

	
        *
        **
        ***
        ****
        *****
        ******
        *******
        ********
        *********
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	Main Menu
	===========
	[1] Say Hello
	[2] Sum two numbers
	[3] Stars
	[4] Fact
	[5] Exit

	
Enter Number : Output : 120

	Main Menu
	===========
	[1] Say Hello
	[2] Sum two numbers
	[3] Stars
	[4] Fact
	[5] Exit

	
