Develop the three program questions and do the other two First Ones. 1. Write a binary function. 2. Give a string and output the first letter that appears twice. Open an auxiliary array, mark 3: Give a text, find all sentences containing "your", calculate the number of contained sentences, sort by number, and output the solution: Scan each sentence linearly, count and sort. You can call the API to append the question to the front-end: Bubble, CSS, write a table test is required: the test case for writing the previous program questions is still unclear about ere. After all, lz is not testing ~~ 1. Understanding of delegate in OC: Just talk about the advantages of proxy mode and proxy .. 2. Talk about the ideal life of the industry that you are interested in...
The overall difficulty is low, and the question is very basic. It is not explicitly prohibited to call library functions.
Where to go in December September 2014 (DaLian)
