{"problem":{"name":"判断是否为两位数","description":{"content":"判断一个正整数是否是两位数（即大于等于 $10$ 且小于等于 $99$）。","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":"LGB2040"},"statements":[{"statement_type":"Markdown","content":"判断一个正整数是否是两位数（即大于等于 $10$ 且小于等于 $99$）。\n\n## Input\n\n一个正整数，不超过 $1000$。\n\n## Output\n\n一行。若该正整数是两位数，输出 $1$，否则输出 $0$。\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"LGB2040","tags":["分支结构"],"sample_group":[["54","1"]],"created_at":"2026-03-03 11:09:25"}}