rows = []
sums = []
rows.append([75])
rows.append([95, 64])
rows.append([17, 47, 82])
rows.append([18, 35, 87, 10])
rows.append([20, 4, 82, 47, 65])
rows.append([19, 1, 23, 75, 3, 34])
rows.append([88, 2, 77, 73, 7, 63, 67])
rows.append([99, 65, 4, 28, 6, 16, 70, 92])
rows.append([41, 41, 26, 56, 83, 40, 80, 70, 33])
rows.append([41, 48, 72, 33, 47, 32, 37, 16, 94, 29])
rows.append([53, 71, 44, 65, 25, 43, 91, 52, 97, 51, 14])
rows.append([70, 11, 33, 28, 77, 73, 17, 78, 39, 68, 17, 57])
rows.append([91, 71, 52, 38, 17, 14, 91, 43, 58, 50, 27, 29, 48])
rows.append([63, 66, 4, 68, 89, 53, 67, 30, 73, 16, 69, 87, 40, 31])
rows.append([4, 62, 98, 27, 23, 9, 70, 98, 73, 93, 38, 53, 60, 4, 23])

for i in range(len(rows) - 2, -1, -1):
    sumrow = []
    for n in range(len(rows[i])):
        rows[i][n] = max(rows[i + 1][n], rows[i + 1][n + 1]) + rows[i][n]
    rows.pop(i + 1)
    print(rows)
