1234 1243 1324 1342 1423 1432
2134 2143 2314 2341 2413 2431
3124 3142 3214 3241 3412 3421
4123 4132 4213 4231 4321 4312
4*3*2*1=24种
1234 1324 1423 1243 1342 1432 2134 2314 2413 2143 2341 2431 3124 3214 3412 3142 3241 3421 4132 4213 4312 4123 4231 4321 1432
1111
2222
3333
4444
1122
2233
3344
4433
2211
1123
1124
2213
2214
3312
3314
4112
4122
4133
4144
1234
2134
3124
4123
2314
最简单的:1111,2222,3333,4444,1222,1333,1444,1122,1133,1144,1112,1113,1114,2111,2333,2444,2211,2233,2244,2221,2223,2224,3111,3222,3444,3311,3322,3344,3331,3332,3334,4111,4222,4333,4411,4422,4433,4441,4442,4443
都落了哦,自己数数吧,至于难的,看了这些简单的自然就会明白了哦,萌萌哒~~