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A Add More Zero There is a youngster known for amateur propositions concerning several mathematical hard problems.Nowadays, he is preparing a thought- 阅读全文
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Prime Distance Description The branch of mathematics called number theory is about properties of numbers. One of the areas that has captured the inter 阅读全文
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New Skateboard Max wants to buy a new skateboard. He has calculated the amount of money that is needed to buy a new skateboard. He left a calculator o 阅读全文
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Almost Sorted Array We are all familiar with sorting algorithms: quick sort, merge sort, heap sort, insertion sort, selection sort, bubble sort, etc. 阅读全文