n = int(input()) Tetrahedron = 4 Cube = 6 Octahedron = 8 Dodecahedron = 12 Icosahedron = 20 x = 0 for i in range(0, n): m = input(“”) if m == “Tetrahedron”: x = x + Tetrahedron if m == “Cube”: x = x + Cube if m == “Octahedron”: x = x + Octahedron if m == “Dodecahedron”: x = x + Dodecahedron if m == “Icosahedron”: x = x + Icosahedron print(x)