def is_paired(input_string):
    stack = []
    brackets_map = {
        ")":"(",
        "}":"{",
        "]":"[",
    }
    for char in input_string:
        if char in "({[":
            stack.append(char)
        elif char in ")}]":
            if not stack or stack[-1] != brackets_map[char]:
                return False
            stack.pop()
    
    return len(stack) ==0