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Chef has A units of solid and B units of liquid. He combines them to create a mixture. What kind of mixture does Chef produce: a solution, a solid, or a liquid?
A mixture is called a:
1) A solution if A > 0 and B > 0,
2) A solid if B = 0, or
3) A liquid if A = 0
Solve the problem: https://bit.ly/2YbaLb7
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Chef has 3 boxes of sizes A, B, and C respectively. He puts the boxes in bags of size D (A <= B <= C <= D). Find the minimum number of bags the Chef needs so that he can put each box in a bag. A bag can contain more than one box if the sum of the sizes of boxes in the bag does not exceed the size of the bag.
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You are given an integer N. Consider the sequence containing the integers 1, 2, ..., N in increasing order (each exactly once). Find the length of the longest subarray in this sequence such that the bitwise AND of all elements in the subarray is positive: https://bit.ly/39YWqAK.
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The MEX(minimum excluded) of an array is the smallest non-negative integer that does not belong to the array.
Find the maximum possible MEX of an array of non-negative integers such that the bitwise OR of the elements in the array does not exceed X: https://bit.ly/3FgOLvW.