随笔分类 -  STL

摘要：Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 模拟二进制相加，右对齐，然后每位相加....不知道字符串左加和右加对性能有没有影响 阅读全文

摘要：Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in or 阅读全文

摘要：Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the 阅读全文

摘要：C. Vasya and String time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output High school student V 阅读全文

摘要：Alice is providing print service, while the pricing doesn't seem to be reasonable, so people using her print service found some tricks to save money.F... 阅读全文