T515.lhs:6:3: warning: [-Wmissing-signatures (in -Wall)] Top-level binding with no type signature: a :: Integer T515.lhs:6:7: warning: [-Wtype-defaults (in -Wall)] • Defaulting the following constraint to type ‘Integer’ Num a0 arising from the literal ‘1’ • In the expression: 1 In an equation for ‘a’: a = 1 T515.lhs:7:3: warning: [-Wmissing-signatures (in -Wall)] Top-level binding with no type signature: b :: Integer T515.lhs:7:7: warning: [-Wtype-defaults (in -Wall)] • Defaulting the following constraint to type ‘Integer’ Num a0 arising from the literal ‘2’ • In the expression: 2 In an equation for ‘b’: b = 2