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用1至9组成的四位数字没有重复,全部写出来.(能写多少写多少)
人气:229 ℃ 时间:2019-09-29 06:04:23
解答
1230,1234,1235,1236,1237,1238,1239,1240,1245,1246,1247,1248,1249,1230,1234,1235,1236,1237,1238,1239,1240,1245,1246,1247,1248,1249,1250,1256,1257,1258,1259,1260,1267,1268,1269,1270,1278,1279,1280,1289,...
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