There are n different symbols in which m symbols are identical (m<n). How many different arrangement can we make with these symbols?
n different symbols but m symbols are identical ?!?!? What the hell
The description isn't clear.
Could you at least add a non-trivial example?
Remove the air bubbles
Size of this cup?
Find perfect placement of non-rotating dominoes (easier)
Make a random, non-repeating vector.
Given a number find two variables
mathematics , probability problem
Convert from Base 10 to base 5
Soccer - TOTO
Find number of days
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