{"problem":{"name":"[中山市赛 2023] 同质","description":{"content":"给定一个仅由小写字母组成的字符串 $s$，求 $s$ 中最长的子串的长度，满足子串中所有字母均相等。","description_type":"Markdown"},"platform":"Luogu","limit":{"time_limit":1000,"memory_limit":524288},"difficulty":{"LuoguStyle":"P1"},"is_remote":true,"is_sync":true,"sync_url":null,"sign":"LGB4333"},"statements":[{"statement_type":"Markdown","content":"给定一个仅由小写字母组成的字符串 $s$，求 $s$ 中最长的子串的长度，满足子串中所有字母均相等。\n\n## Input\n\n一行一个字符串 $s$。\n\n## Output\n\n一行一个整数，表示答案。\n\n[samples]\n\n## Note\n\n### 样例解释\n\n$\\tt aabaaaccdd$ 中满足所有字母相等的子串有 $\\tt a$，$\\tt aa$，$\\tt aaa$，$\\tt b$，$\\tt c$，$\\tt cc$，$\\tt d$，$\\tt dd$，其中最长的是 $\\tt aaa$，所以答案为 $3$。\n\n### 数据范围\n\n对于 $20\\%$ 数据，满足 $1\\le |s|\\le 100$。\n\n对于 $40\\%$ 数据，满足 $1\\le |s|\\le 1000$。\n\n对于 $100\\%$ 数据，满足 $1\\le |s|\\le 10^6$。","is_translate":false,"language":"English"}],"meta":{"iden":"LGB4333","tags":["模拟","2023","广东","科创活动","小学活动"],"sample_group":[["aabaaaccdd","3"]],"created_at":"2026-03-03 11:09:25"}}