王莜轩

摘要： Binary String Matching时间限制：3000 ms | 内存限制：65535 KB难度：3描述Given two strings A and B, whose alphabet consist only ‘0’ and ‘1’. Your task is only to tell how many times does A appear as a substring of B? For example, the text string B is ‘1001110110’ while the pattern string A is ‘11’, you should output 阅读全文