{"problem":{"name":"求小数的某一位","description":{"content":"分数 $\\dfrac{a}{b}$ 化为小数后，小数点后第 $n$ 位的数字是多少？","description_type":"Markdown"},"platform":"Luogu","limit":{"time_limit":1000,"memory_limit":131072},"difficulty":{"LuoguStyle":"P1"},"is_remote":true,"is_sync":true,"sync_url":null,"sign":"LGB2073"},"statements":[{"statement_type":"Markdown","content":"分数 $\\dfrac{a}{b}$ 化为小数后，小数点后第 $n$ 位的数字是多少？\n\n## Input\n\n三个正整数 $a$，$b$，$n$，相邻两个数之间用单个空格隔开。$0<a\\le b\\le100$，$1 \\le n \\le 10000$。\n\n## Output\n\n一个数字。\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"LGB2073","tags":["循环结构"],"sample_group":[["1 2 1","5"]],"created_at":"2026-03-03 11:09:25"}}