开始的地方

描述 现在，有一行括号序列，请你检查这行括号是否配对。 输入 第一行输入一个数N（0 < N <= 100）,表示有N组测试数据。后面的N行输入多组输入数据，每组输入数据都是一个字符串S(S的长度小于10000，且S不是空串），测试数据组数少于5组。数据保证S中只含有”[“, “]”, “(“, “)” 四种字符 输出 每组输入数据的输出占一行，如果该字符串中所含的括号是配对...

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...

As the new term comes, the Ignatius Train Station is very busy nowadays. A lot of student want to get back to school by train(because the trains in the Ignatius Train Station is the fastest all over t...