|
|
1.1.2.1 paf 1: $t[^table::create{a b
2: 1 2
3: 1 3
4: }]
5: #^t.hash[a]
6: #^t.hash[a;b]
1.1.2.1.2.1! paf 7: $d[^t.hash[a][$.distinct(1)]]
1.1.2.1 paf 8: ^d._count[]