Determine the first non-repeated character in a word. For example, in abbcaf it should return c. Do this in O(n) time with O(1) space.
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Given an array, put all repeated characters together.
generating prime number
A big project for 4 teams each with 3 people to do.
Tell me a time when you get criticised about your work
Was given various challenges to write scripts that test different programs and data.
Why Hilti
How much would you be willing to pay to join the following game? Start with 0 dollars on the table. You flip a fair-sided coin. If the coin is heads, I add another dollar, and you flip again. If the coin is tails, you walk away with the cash on the table.
How do you swap two numbers without declaring temporary variable?
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