怎么判断24点无解?1,2,3,……,13 用+,-,*,/,()计算判断有无解请提供一种较简单的算法
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![怎么判断24点无解?1,2,3,……,13 用+,-,*,/,()计算判断有无解请提供一种较简单的算法](/uploads/image/z/632641-49-1.jpg?t=%E6%80%8E%E4%B9%88%E5%88%A4%E6%96%AD24%E7%82%B9%E6%97%A0%E8%A7%A3%3F1%2C2%2C3%2C%E2%80%A6%E2%80%A6%2C13+%E7%94%A8%2B%2C-%2C%2A%2C%2F%2C%EF%BC%88%EF%BC%89%E8%AE%A1%E7%AE%97%E5%88%A4%E6%96%AD%E6%9C%89%E6%97%A0%E8%A7%A3%E8%AF%B7%E6%8F%90%E4%BE%9B%E4%B8%80%E7%A7%8D%E8%BE%83%E7%AE%80%E5%8D%95%E7%9A%84%E7%AE%97%E6%B3%95)
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