move-hero

move-hero.sch

#lang racket

;;; https://www.codewars.com/kata/grasshopper-terminal-game-move-function/train/racket

(provide move-hero)

(define (move-hero position roll)
  (+ position (* 2 roll)))

move.sh

# https://www.codewars.com/kata/grasshopper-terminal-game-move-function
position=$1
roll=$2
echo "$position + 2 * $roll" | bc

moves.sql

--# write your statement here: you will be given a table 'moves' with columns 'position' and 'roll'. return a table with a column 'res'. #--
-- https://www.codewars.com/kata/grasshopper-terminal-game-move-function/train/sql
select moves.position + 2 * moves.roll as res from moves;