u =: (+/) @: (+/) " 2 w =: 4 5 $ 1 load 'trace' trace 'u w' --------------- 6 Bident ----- u w |value error: u | t_z=.( u)(w) u w 20 u ┌────────────────┬─┬─┐ │┌─────┬──┬─────┐│"│2│ ││┌─┬─┐│@:│┌─┬─┐││ │ │ │││+│/││ ││+│/│││ │ │ ││└─┴─┘│ │└─┴─┘││ │ │ │└─────┴──┴─────┘│ │ │ └────────────────┴─┴─┘ w 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
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