{"raw_statement":[{"iden":"statement","content":"输入 $1$ 行句子（不多于 $200$ 个单词，每个单词长度不超过 $100)$，只包含字母、空格、逗号和句号。单词由至少一个连续的字母构成，空格、逗号和句号都是单词间的间隔。\n\n输出第 $1$ 个最长的单词和第 $1$ 个最短单词。"},{"iden":"input","content":"输入数据：一行句子。"},{"iden":"output","content":"输出数据：\n\n第 $1$ 行，第一个最长的单词。\n\n第 $2$ 行，第一个最短的单词。"}],"translated_statement":null,"sample_group":[["I am a student,i am studying Programming language C in Peking University.","Programming\nI"]],"show_order":[],"formal_statement":null,"simple_statement":null,"has_page_source":false}