I = input() stack = [] priority = {"*": 3, "/": 3, "+": 2, "-": 2, "(": 1} for i in I: if i in "*/+-()": if len(stack) == 0: stack.append(i) continue if i == ")": while stack[-1] != "(": print(stack.pop(), end='') stack.pop() elif i == "(": stack.append(i) else: while priority[stack[-1]] >= priority[i]: print(stack.pop(), end='') if len(stack) == 0: break stack.append(i) else: print(i, end='') else: for s in stack[::-1]: print(s, end='')