{"trustable":true,"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":"HTML","content":"\u003cp\u003eBomboslav set up a branding agency and now helps companies to create new logos and advertising slogans. In term of this problems, \u003cspan class\u003d\"tex-font-style-it\"\u003eslogan\u003c/span\u003e of the company should be a non-empty substring of its name. For example, if the company name is \"\u003cspan class\u003d\"tex-font-style-tt\"\u003ehornsandhoofs\u003c/span\u003e\", then substrings \"\u003cspan class\u003d\"tex-font-style-tt\"\u003esand\u003c/span\u003e\" and \"\u003cspan class\u003d\"tex-font-style-tt\"\u003ehor\u003c/span\u003e\" could be its slogans, while strings \"\u003cspan class\u003d\"tex-font-style-tt\"\u003ee\u003c/span\u003e\" and \"\u003cspan class\u003d\"tex-font-style-tt\"\u003ehornss\u003c/span\u003e\" can not.\u003c/p\u003e\u003cp\u003eSometimes the company performs rebranding and changes its slogan. Slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eA\u003c/i\u003e\u003c/span\u003e is considered to be \u003cspan class\u003d\"tex-font-style-it\"\u003ecooler\u003c/span\u003e than slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eB\u003c/i\u003e\u003c/span\u003e if \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eB\u003c/i\u003e\u003c/span\u003e appears in \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eA\u003c/i\u003e\u003c/span\u003e as a substring \u003cspan class\u003d\"tex-font-style-bf\"\u003eat least twice\u003c/span\u003e (this occurrences are allowed to overlap). For example, slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eA\u003c/i\u003e \u003d \u003c/span\u003e \"\u003cspan class\u003d\"tex-font-style-tt\"\u003eabacaba\u003c/span\u003e\" is cooler than slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eB\u003c/i\u003e \u003d \u003c/span\u003e \"\u003cspan class\u003d\"tex-font-style-tt\"\u003eba\u003c/span\u003e\", slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eA\u003c/i\u003e \u003d \u003c/span\u003e \"\u003cspan class\u003d\"tex-font-style-tt\"\u003eabcbcbe\u003c/span\u003e\" is cooler than slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eB\u003c/i\u003e \u003d \u003c/span\u003e \"\u003cspan class\u003d\"tex-font-style-tt\"\u003ebcb\u003c/span\u003e\", but slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eA\u003c/i\u003e \u003d \u003c/span\u003e \"\u003cspan class\u003d\"tex-font-style-tt\"\u003eaaaaaa\u003c/span\u003e\" is not cooler than slogan \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eB\u003c/i\u003e \u003d \u003c/span\u003e \"\u003cspan class\u003d\"tex-font-style-tt\"\u003eaba\u003c/span\u003e\".\u003c/p\u003e\u003cp\u003eYou are given the company name \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ew\u003c/i\u003e\u003c/span\u003e and your task is to help Bomboslav determine the length of the longest sequence of slogans \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003es\u003c/i\u003e\u003csub class\u003d\"lower-index\"\u003e1\u003c/sub\u003e, \u003ci\u003es\u003c/i\u003e\u003csub class\u003d\"lower-index\"\u003e2\u003c/sub\u003e, ..., \u003ci\u003es\u003c/i\u003e\u003csub class\u003d\"lower-index\"\u003e\u003ci\u003ek\u003c/i\u003e\u003c/sub\u003e\u003c/span\u003e, such that any slogan in the sequence is cooler than the previous one.\u003c/p\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003eThe first line of the input contains a single integer \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e (\u003cspan class\u003d\"tex-span\"\u003e1 ≤ \u003ci\u003en\u003c/i\u003e ≤ 200 000\u003c/span\u003e)\u0026nbsp;— the length of the company name that asks Bomboslav to help. The second line contains the string \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ew\u003c/i\u003e\u003c/span\u003e of length \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e, that consists of lowercase English letters.\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003ePrint a single integer\u0026nbsp;— the maximum possible length of the sequence of slogans of the company named \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ew\u003c/i\u003e\u003c/span\u003e, such that any slogan in the sequence (except the first one) is cooler than the previous\u003c/p\u003e"}},{"title":"Examples","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e3\nabc\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e1\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}},{"title":"","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e5\nddddd\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e5\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}},{"title":"","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e11\nabracadabra\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e3\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}