Problem: sum of subsequences

Code: sum+of+subsequences/tails_1645786103

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 string concatenation):[chr] 
    (implicit string concatenation):[chr] 
        "[" (string):[chr] 
        * (join):[chr] 
            "," (string):[chr] 
            `< (sort):[int] 
                . (map):[int] 
                    `_ (subsequences):[[int]] 
                        ~ (auto = 2):auto 
                        _ (= ints):[int] 
                    + (sum):int <--arg( A:[int] ) 
                        $ (= A):[int] 
    "]" (string):[chr]