{"problem":{"name":"You should output ARC, though this is ABC.","description":{"content":"Given integers $R$, $C$, and a $2 \\times 2$ matrix $A$, print $A_{R,C}$.","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc255_a"},"statements":[{"statement_type":"Markdown","content":"Given integers $R$, $C$, and a $2 \\times 2$ matrix $A$, print $A_{R,C}$.\n\n## Constraints\n\n*   All values in input are integers.\n*   $1 \\le R,C \\le 2$\n*   $0 \\le A_{i,j} \\le 100$\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$R$ $C$\n$A_{1,1}$ $A_{1,2}$\n$A_{2,1}$ $A_{2,2}$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc255_a","tags":[],"sample_group":[["1 2\n1 0\n0 1","0\n\nWe have $A_{1,2}=0$."],["2 2\n1 2\n3 4","4\n\nWe have $A_{2,2}=4$."],["2 1\n90 80\n70 60","70\n\nWe have $A_{2,1}=70$."]],"created_at":"2026-03-03 11:01:14"}}