Just to clarify the problem statement: the objective of this problem seems to be to determine the number of unique vowels used in the given string.
Correct output for Laboratory is 3.
All your base are belong to us
So many choices
Solve the set of simultaneous linear equations
Output any real number that is neither positive nor negative
Who invented zero?
Diagonal & Anti-Diagonal Matrix: Easy
BULLSEYE Part 3: Reference Problem 18 BULLSEYE
BULLSEYE Part 2: Reference Problem 18 BULLSEYE
ZigZag matrix with reflected format
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