{"problem":{"name":"QQ solver","description":{"content":"You are given a $3$\\-character string $S$, which is a concatenation of integers $a$ and $b$ between $1$ and $9$ (inclusive) and the character `x` in this order: `axb`. Find the product of $a$ and $b$.","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc232_a"},"statements":[{"statement_type":"Markdown","content":"You are given a $3$\\-character string $S$, which is a concatenation of integers $a$ and $b$ between $1$ and $9$ (inclusive) and the character `x` in this order: `axb`.\nFind the product of $a$ and $b$.\n\n## Constraints\n\n*   The length of $S$ is $3$.\n*   The $1$\\-st and $3$\\-rd characters are digits between $1$ and $9$ (inclusive).\n*   The $2$\\-nd character is `x`.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$S$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc232_a","tags":[],"sample_group":[["3x7","21\n\nWe have $3 \\times 7 = 21$, which should be printed."],["9x9","81"],["1x1","1"]],"created_at":"2026-03-03 11:01:14"}}