{"trustable":false,"prependHtml":"\u003cscript\u003e window.katexOptions \u003d { disable: true }; \u003c/script\u003e\n\u003cscript type\u003d\"text/x-mathjax-config\"\u003e\n MathJax.Hub.Config({\n tex2jax: {\n inlineMath: [[\u0027$$$\u0027,\u0027$$$\u0027], [\u0027$\u0027,\u0027$\u0027]],\n displayMath: [[\u0027$$$$$$\u0027,\u0027$$$$$$\u0027], [\u0027$$\u0027,\u0027$$\u0027]]\n }\n });\n\u003c/script\u003e\n\u003cscript async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS-MML_HTMLorMML\" type\u003d\"text/javascript\"\u003e\u003c/script\u003e","sections":[{"title":"题目描述","value":{"format":"MD","content":"给定 `n` 个长度不超过 50 的由小写英文字母组成的单词准备查询,以及一篇长为 `m` 的文章,问:文中出现了多少个待查询的单词。多组数据。"}},{"title":"输入格式","value":{"format":"MD","content":"第一行一个整数 `T`,表示数据组数;\n\n对于每组数据,第一行一个整数 `n`,接下去 `n` 行表示 `n` 个单词,最后一行输入一个字符串,表示文章。"}},{"title":"输出格式","value":{"format":"MD","content":"对于每组数据,输出一个数,表示文中出现了多少个待查询的单词。"}},{"title":"输入样例","value":{"format":"MD","content":"1\n5\nshe\nhe\nsay\nshr\nher\nyasherhs"}},{"title":"输出样例","value":{"format":"MD","content":"3"}},{"title":"数据范围","value":{"format":"MD","content":"对于全部数据,`1≤n≤10^4,1≤m≤10^6 `"}}]}