"""bASIC 3
"""
print(eval(input()))
print('A', end='')
print('B', end='')
print('C', end='')
print()
print('X')
print('Y')
print('Z')
w, x, y, z = 10, 15, 20, 25
print(w, x, y, z)
print(w, x, y, z, sep=',')
print(w, x, y, z, sep='')
print(w, x, y, z, sep=':')
print(w, x, y, z, sep='-----')
x = 6
print(6)
print("6")
x = 7
print(x)
print("x")
