类别 | 变量A | 变量B |
1 | 10 | 0.1 |
1 | 8 | 0.4 |
1 | 6 | 0.3 |
1 | 12 | 0.3 |
1 | 15 | 0.2 |
1 | 4 | 0.5 |
2 | 13 | 0.9 |
2 | 6 | 0.3 |
2 | 5 | 0.1 |
2 | 9 | 0.7 |
2 | 12 | 0.4 |
3 | 15 | 0.6 |
3 | 4 | 0.1 |
3 | 7 | 0.6 |
3 | 4 | 0.5 |
3 | 8 | 0.3 |
排序后变成
类别 | 变量A | 变量B |
1 | 4 | 0.5 |
1 | 6 | 0.3 |
1 | 8 | 0.4 |
1 | 10 | 0.1 |
1 | 12 | 0.3 |
1 | 15 | 0.2 |
2 | 5 | 0.1 |
2 | 6 | 0.3 |
2 | 9 | 0.7 |
2 | 12 | 0.4 |
2 | 13 | 0.9 |
3 | 4 | 0.1 |
3 | 4 | 0.5 |
3 | 7 | 0.6 |
3 | 8 | 0.3 |
3 | 15 | 0.6 |
实际需要处理的数据很多,求助高手!!!



雷达卡





京公网安备 11010802022788号







