{"raw_statement":[{"iden":"statement","content":"Eyad was given a simple math problem, but since he is very bad at math he asked you to help him.\n\nGiven 4 numbers, a, b, c, and d. Your task is to find whether ab is less than cd or not.\n\n*It is guaranteed that the two numbers above are never equal for the given input.*\n\nThe first line contains an integer T (1 ≤ T ≤ 105), where T is the number of test cases.\n\nThen T lines follow, each line contains four integers a, b, c, and d (1 ≤ a, b, c, d ≤ 109).\n\nFor each test case, print a single line containing \"_<_\" (without quotes), if ab is less than cd. Otherwise, print \"_>_\" (without quotes).\n\n"},{"iden":"input","content":"The first line contains an integer T (1 ≤ T ≤ 105), where T is the number of test cases.Then T lines follow, each line contains four integers a, b, c, and d (1 ≤ a, b, c, d ≤ 109)."},{"iden":"output","content":"For each test case, print a single line containing \"_<_\" (without quotes), if ab is less than cd. Otherwise, print \"_>_\" (without quotes)."}],"translated_statement":null,"sample_group":[],"show_order":[],"formal_statement":"**Definitions**  \nLet $ T \\in \\mathbb{Z} $ be the number of test cases.  \nFor each test case $ k \\in \\{1, \\dots, T\\} $, let $ (a_k, b_k, c_k, d_k) \\in \\mathbb{Z}^4 $ be four integers.\n\n**Constraints**  \n1. $ 1 \\leq T \\leq 10^5 $  \n2. For each $ k \\in \\{1, \\dots, T\\} $:  \n   $ 1 \\leq a_k, b_k, c_k, d_k \\leq 10^9 $\n\n**Objective**  \nFor each test case $ k $, determine the relation between $ a_k \\cdot b_k $ and $ c_k \\cdot d_k $:  \n- If $ a_k \\cdot b_k < c_k \\cdot d_k $, output $ < $  \n- Otherwise (since equality is guaranteed not to occur), output $ > $","simple_statement":"Given four numbers a, b, c, d, check if a*b < c*d.  \nIf yes, print \"<\". Otherwise, print \">\".","has_page_source":false}