{"raw_statement":[{"iden":"problem statement","content":"Given integers $R$, $C$, and a $2 \\times 2$ matrix $A$, print $A_{R,C}$."},{"iden":"constraints","content":"*   All values in input are integers.\n*   $1 \\le R,C \\le 2$\n*   $0 \\le A_{i,j} \\le 100$"},{"iden":"input","content":"Input is given from Standard Input in the following format:\n\n$R$ $C$\n$A_{1,1}$ $A_{1,2}$\n$A_{2,1}$ $A_{2,2}$"},{"iden":"sample input 1","content":"1 2\n1 0\n0 1"},{"iden":"sample output 1","content":"0\n\nWe have $A_{1,2}=0$."},{"iden":"sample input 2","content":"2 2\n1 2\n3 4"},{"iden":"sample output 2","content":"4\n\nWe have $A_{2,2}=4$."},{"iden":"sample input 3","content":"2 1\n90 80\n70 60"},{"iden":"sample output 3","content":"70\n\nWe have $A_{2,1}=70$."}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}