{"raw_statement":[{"iden":"problem statement","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 $0 \\lt B$."},{"iden":"constraints","content":"*   $0 \\leq A,B \\leq 100$\n*   $1 \\leq A+B$\n*   All values in input are integers."},{"iden":"input","content":"Input is given from Standard Input in the following format:\n\n$A$ $B$"},{"iden":"sample input 1","content":"50 50"},{"iden":"sample output 1","content":"Alloy\n\nWe have $0 \\lt A$ and $0 \\lt B$, so the product is an alloy."},{"iden":"sample input 2","content":"100 0"},{"iden":"sample output 2","content":"Gold\n\nWe have $0 \\lt A$ and $B=0$, so the product is pure gold."},{"iden":"sample input 3","content":"0 100"},{"iden":"sample output 3","content":"Silver\n\nWe have $A=0$ and $0 \\lt B$, so the product is pure silver."},{"iden":"sample input 4","content":"100 2"},{"iden":"sample output 4","content":"Alloy"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}