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a_list = [[1, 2, 3], [4, 5, 6]] r_list = [] r_list = [sum(x) for x in a_list] print(r_list) ''' run: [6, 15] '''
a_list = [[1, 2, 3], [4, 5, 6]] r_list = [] r_list = list(map(sum, a_list)) print(r_list) ''' run: [6, 15] '''
a_list = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] r_list = [] r_list = list(map(sum, a_list)) print(r_list) print(r_list[0]) print(r_list[1]) print(r_list[2]) ''' run: [6, 15, 24] 6 15 24 '''