摘要：
Description You are given the current time in 24-hour format hh:mm. Find and print the time after a minutes. Note that you should find only the time a 阅读全文
摘要：
Description Consider the infinite sequence of integers: 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3, 4, 5.... The sequence is built in the following way: at 阅读全文