{"raw_statement":[{"iden":"statement","content":"给定正整数 $n$，求 $\\sqrt[3]{n}$。答案向下取整。"},{"iden":"input","content":"仅一行，一个正整数 $n$。"},{"iden":"output","content":"仅一行，一个正整数，表示 $\\sqrt[3]n$。向下取整输出。"},{"iden":"note","content":"对于 $100\\%$ 的数据，有 $n\\leq 10^{15}$。\n\n"}],"translated_statement":null,"sample_group":[["27","3"],["100000","46"],["1000000000000000","100000"]],"show_order":[],"formal_statement":null,"simple_statement":null,"has_page_source":false}