ecrivez un programme qui permet de prendre seulement les char
exemple:["r",4,"u"]
output:["r","u"]
def change():
return 0
import codewars_test as test
# TODO Write tests
import solution # or from solution import example
# test.assert_equals(actual, expected, [optional] message)
@test.describe("Example")
def test_group():
@test.it("test case")
def test_case():
test.assert_equals(1 + 1, 2)