n = int(input())
command = []
flag_add = False
flag_div = False
for i in range(1, n + 1):
    op, Ai = input().split()
    if op == "+":
        if not flag_div:
            command.append(("add", "a", "a", "A[{}]".format(i)))
        else:
            command.append(("mul", "c", "b", "A[{}]".format(i)))
            command.append(("add", "a", "a", "c"))
        flag_add = True
    if op == "*":
        command.append(("mul", "a", "a", "A[{}]".format(i)))
    if op == "/":
        if not flag_div:
            command.append(("add", "b", "b", "A[{}]".format(i)))
            flag_div = True
        else:
            command.append(("mul", "b", "b", "A[{}]".format(i)))

if flag_div:
    command.append(("div", "a", "a", "b"))

print(len(command))
for op, a, b, c in command:
    print(op, a, b, c)