{"problem":{"name":"Alloy","description":{"content":"Takahashi melted and mixed $A$ grams of gold and $B$ grams of silver $(0 \\leq A,B,\\ 0 \\lt A+B)$ to produce new metal. What metal did he produce: pure gold, pure silver, or an alloy? Formally, the prod","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc212_a"},"statements":[{"statement_type":"Markdown","content":"Takahashi melted and mixed $A$ grams of gold and $B$ grams of silver $(0 \\leq A,B,\\ 0 \\lt A+B)$ to produce new metal.\nWhat metal did he produce: pure gold, pure silver, or an alloy?\nFormally, the product is called as follows.\n\n*   Pure gold, if $0 \\lt A$ and $B=0$.\n*   Pure silver, if $A=0$ and $0 \\lt B$.\n*   An alloy, if $0 \\lt A$ and $0 \\lt B$.\n\n## Constraints\n\n*   $0 \\leq A,B \\leq 100$\n*   $1 \\leq A+B$\n*   All values in input are integers.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$A$ $B$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc212_a","tags":[],"sample_group":[["50 50","Alloy\n\nWe have $0 \\lt A$ and $0 \\lt B$, so the product is an alloy."],["100 0","Gold\n\nWe have $0 \\lt A$ and $B=0$, so the product is pure gold."],["0 100","Silver\n\nWe have $A=0$ and $0 \\lt B$, so the product is pure silver."],["100 2","Alloy"]],"created_at":"2026-03-03 11:01:13"}}