Two ways to find 1 to 20 squares in Python

Source: Internet
Author: User

#1. Using the list derivation formula>>> [x**2 forXinchRange (1,21)][1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400]#using lambda>>> [(Lambdax:x**2) (x) forXinchRange (1,21)][1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400]#2. Using the Map function>>>defcube (x):returnX**2>>> list (Map (Cube,range (1,21)))[1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400]#using Map+lambda>>> List (Map (LambdaX:x*x,range (1,21)))[1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400]

For the use of lambda, refer to my blog: in- depth understanding of lambda functions and their usage

For the usage of map, refer to my blog:map function Usage

Two ways to find 1 to 20 squares in Python

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