{"trustable":false,"prependHtml":"\u003cstyle type\u003d\u0027text/css\u0027\u003e\n .input, .output {\n border: 1px solid #888888;\n }\n .output {\n margin-bottom: 1em;\n position: relative;\n top: -1px;\n }\n .output pre, .input pre {\n background-color: #EFEFEF;\n line-height: 1.25em;\n margin: 0;\n padding: 0.25em;\n }\n \u003c/style\u003e\n \u003clink rel\u003d\"stylesheet\" href\u003d\"//codeforces.org/s/96598/css/problem-statement.css\" type\u003d\"text/css\" /\u003e\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 type\u003d\"text/javascript\" async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS_HTML-full\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"MD","content":"程序赛结束啦,邓老师打算给获奖的小朋友一人一个字符串带走纪念。\nqqq是ACM组的**最强组员**,我们觉得只有最强的字符串才能配得上最强的qqq。\n\n我们认为:如果一个字符串包含了字母表中**所有的**字符(从a到z,**不分大小写**),这样的一个字符串就是最强的字符串,我们称为**super字符串**。\n\n现在邓老师想让你写一个程序,判断这个字符串是不是给qqq的super字符串。"}},{"title":"Input","value":{"format":"MD","content":"第一行包含一个整数*n*(1≤*n*≤100)表示字符串的长度。\n第二行包含字符串,该字符串只包含大写和小写字母。"}},{"title":"Output","value":{"format":"MD","content":"如果是super字符串,就输出YES,否则输出NO。"}},{"title":"Sample Input","value":{"format":"MD","content":"\u003cdiv\u003e \n \u003cdiv\u003e \n \u003cdiv\u003e\n 输入样例1:\n \u003c/div\u003e \n \u003cdiv\u003e\n 12\n \u003c/div\u003e \n \u003cdiv\u003e \n \u003cspan\u003etoosmallword\u003c/span\u003e\n \u003c/div\u003e \n \u003cdiv\u003e\n \u0026nbsp;\n \u003c/div\u003e \n \u003cdiv\u003e\n 输入样例2:\n \u003c/div\u003e \n \u003cdiv\u003e\n 35\n \u003c/div\u003e \n \u003cdiv\u003e \n \u003cspan\u003eTheQuickBrownFoxJumpsOverTheLazyDog\u003c/span\u003e\n \u003c/div\u003e \n \u003c/div\u003e \n\u003c/div\u003e"}},{"title":"Sample Output","value":{"format":"MD","content":"\u003cdiv\u003e\n 输出样例1:\n\u003c/div\u003e \n\u003cdiv\u003e\n NO\n\u003c/div\u003e \n\u003cdiv\u003e\n \u0026nbsp;\n\u003c/div\u003e \n\u003cdiv\u003e\n 输出样例2:\n\u003c/div\u003e \n\u003cdiv\u003e\n YES\n\u003c/div\u003e"}}]}