math
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5 defs 55 5 defs 120 7 defs 42 3 defs 82 6 defs 74 3 defs 59 6 defs 105 6 defs 82 3 defs 70 6 defs 45 5 defs 129 3 defs 77 7 defs 55 5 defs 106 6 defs 87 3 defs 62 3 defs 124 7 defs 148 5 defs 76 6 defs 119 2 defs 68 3 defs 86 6 defs 92 7 defs 80 3 defs 79 5 defs 104 3 defs 77 3 defs 60 6 defs 110 6 defs 55