Problem: Triangular Text

Code: Triangular+Text/tails_1646213751

Nibbles version: 0.2 | 0.21 | 0.22 | 0.23 | 0.24 | 0.25 | 1.00

Format: Compact | Simple | +Type | Table | JSON | .nbl (DeBruijn) | .nbl (names)

(implicit map) 
    `= (chunk by) 
        ! (zip with) 
            | (filter) 
                ;_ (= allInput) 
                $ (= A) <--arg( A ) 
            + (concat) <--arg( B ) 
                . (map) 
                    , (range from 1) 
                        ~ (auto = infinity) 
                    ^ (replicate) <--arg( C ) 
                        $ (= C) 
                        : (append) 
                            $ (= C) 
                            ~ (auto = []) 
            , (zipop: make tuple) 
        @ (= D) <--arg( E D ) 
    . (map) <--arg( G F ) 
        (implicit arg = G) 
        (implicit arg = I) <--arg( I H )