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!
Given an unsigned integer x, find the largest y by rearranging the bits in x
intersection of matrices
Sum the elements in either diagonal of a square matrix
Find the dimensions of a matrix
Number of Circles in a Number
Make an N-dimensional Multiplication Table
Test if a Number is a Palindrome without using any String Operations
Project Euler: Problem 16, Sums of Digits of Powers of Two
Return the first and last character of a string
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