a表示一个两位数,把数字2写到a的右边组成一个三位数,或把数字2写到a的左边组成一个三位数,求这两个三
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![a表示一个两位数,把数字2写到a的右边组成一个三位数,或把数字2写到a的左边组成一个三位数,求这两个三](/uploads/image/z/6153491-11-1.jpg?t=a%E8%A1%A8%E7%A4%BA%E4%B8%80%E4%B8%AA%E4%B8%A4%E4%BD%8D%E6%95%B0%2C%E6%8A%8A%E6%95%B0%E5%AD%972%E5%86%99%E5%88%B0a%E7%9A%84%E5%8F%B3%E8%BE%B9%E7%BB%84%E6%88%90%E4%B8%80%E4%B8%AA%E4%B8%89%E4%BD%8D%E6%95%B0%2C%E6%88%96%E6%8A%8A%E6%95%B0%E5%AD%972%E5%86%99%E5%88%B0a%E7%9A%84%E5%B7%A6%E8%BE%B9%E7%BB%84%E6%88%90%E4%B8%80%E4%B8%AA%E4%B8%89%E4%BD%8D%E6%95%B0%2C%E6%B1%82%E8%BF%99%E4%B8%A4%E4%B8%AA%E4%B8%89)
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