jialuyyy的博客

Implement strStr()Implement strStr().Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack.Update (2014-11-02):The signatur

Find the First Nonrepeated CharacterWrite an efficient function to find the first nonrepeated character in a string. For instance, the first nonrepeated character in “total” is ‘o’ and the first non

Remove Specified CharactersWrite an efficient function in JAVA that deletes characters from a string. Use the prototype string removeChars( string str, string remove ); where any character existin

Reverse Words in a StringGiven an input string, reverse the string word by word.For example,Given s = "the sky is blue",return "blue is sky the".Update (2015-02-12):For C programme

Reverse WordsWrite a function that reverses the order of the words in a string. For example, your function should transform the string “Do or do not, there is no try.” to “try. no is there not, do o

Integer/String ConversionsWrite two conversion routines. The first routine converts a string to a signed integer. You may assume that the string only contains digits and the minus character (‘-’),