• + 0 comments
    # Enter your code here. Read input from STDIN. Print output to STDOUT
    n_students,x_subjects = map(int, input().split())
    
    lista = list()
    
    students_list = [x+1 for x in range(n_students)]
    
    for j in range(x_subjects):
        line = list(map(float, input().split()))
        lista.append(line)
    
    for student in zip(*lista):
        print(round(sum(student)/ x_subjects,1))