n=int(input())
ops=['#']*n;a=[0]*n

divmode=0
for i in range(n):
	ops[i],at=input().split()
	a[i]=int(at)
	if ops[i]=="/":
		divmode=1

ans=[]


ans.append(f"add b b A[1]")

for i in range(n):
	if ops[i]=='+':
		ans.append(f"mul c A[{i+1}] b")
		ans.append(f"add a a c")	
	elif ops[i]=='*':
		ans.append(f"mul a a A[{i+1}]")
	elif ops[i]=='/':
		ans.append(f"mul b b A[{i+1}]")
		mode=1

#	ans.append(f"mul a A[i] A[1]")
ans.append(f"div a a b")

print(len(ans))
for s in ans:
	print(s)