--- id: 5d7925357a0533eb221b005d title: Part 44 challengeType: 0 dashedName: part-44 --- # --description-- Replace the call to `arr` in `arr.concat([end])` with `[start]` and remove the `arr` variable and its definition. # --hints-- See description above for instructions. ```js assert( !code.includes('arr') && code.replace(/\s/g, '').includes('[start].concat([end])') ); ``` # --seed-- ## --before-user-code-- ```html Spreadsheet
``` ## --after-user-code-- ```html ``` ## --seed-contents-- ```html ``` # --solutions-- ```html ```