Java Taskbook Level 9.10
Ask the user for two numbers. Check whether these numbers are friendly or not.
Given a line:
"""
text1
text2
text3
text4
text5
"""
Remove all empty lines from it that are not at the beginning or end of the text:
"""
text1
text2
text3
text4
text5
"""
Given some array:
int[] arr = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
Given a variable:
byte n = 3;
Turn this array into a two-dimensional array, with n elements per subarray.
