摘要：
In the Quicksort challenges, you sorted an entire array. Sometimes, you just need specific information about a list of numbers, and doing a full sort ... 阅读全文
摘要：
One classic method for composing secret messages is called a square code. The spaces are removed from the english textand the characters are written i... 阅读全文
摘要：
Sunny and Johnny together have M dollars which they intend to use at the ice cream parlour. Among N flavors available, they have to choose two distinc... 阅读全文
摘要：
There areNintegers in an arrayA. All but one integer occur in pairs. Your task is to find out the number that occurs only once.Input FormatThe first l... 阅读全文