name = list(input('введите слово: '))
matrix = []

for i in range(len(name)):
    matrix.append(name)

print(matrix)

matrix = [*zip(*matrix)]

print(matrix)

newList = []

for i in range(len(matrix)):
    for j in range(len(matrix[i])):
        newList.append(matrix[i][j])

print(newList)