I solved, but the solution is wrong, there is no 60th minute in analog clocks (test case 20). Do not try to use mod until they fix it.
Is the problem proposer serious with the 20th test?
Nice trick with the 222.2 - very clever!
Remove all the words that end with "ain"
Find the sum of the elements in the "second" diagonal
Back to basics 5 - Clipboard
Duplicate each element of a vector.
Set some matrix elements to zero
Give the Shortest Path Through The Maze
Guess the Coefficients!
First N Perfect Squares
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