Do rounding towards plus infinity.
Example: -8.8, answer -8
+8.1 answer 9
+8.50 answer 9
Determine whether a vector is monotonically increasing
Test for balanced parentheses
Project Euler: Problem 7, Nth prime
Output any real number that is neither positive nor negative
Average speed for the entire trip
Find out sum of all elements of given Matrix
Flip the vector from right to left
Convert Kilometers to Miles
Find out Harmonic mean.
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