Improved task 2624

javadev · javadev · commit 3692de17ddad · 2025-04-29T13:38:26.000+03:00
diff --git a/src/main/java/g2601_2700/s2624_snail_traversal/solution.ts b/src/main/java/g2601_2700/s2624_snail_traversal/solution.ts
@@ -13,7 +13,7 @@ Array.prototype.snail = function (rowsCount: number, colsCount: number): number[
         let col = Math.floor(i / rowsCount)
         let row = i % rowsCount
         row = col % 2 === 0 ? row : rowsCount - row - 1
-        if (res[row] === undefined) res[row] = []
+        res[row] = res[row] ?? []
         res[row].push(this[i])
     }
     return res

Original file line number	Diff line number	Diff line change
`@@ -13,7 +13,7 @@ Array.prototype.snail = function (rowsCount: number, colsCount: number): number[`
`13`	`13`	`let col = Math.floor(i / rowsCount)`
`14`	`14`	`let row = i % rowsCount`
`15`	`15`	`row = col % 2 === 0 ? row : rowsCount - row - 1`
`16`		`- if (res[row] === undefined) res[row] = []`
	`16`	`+ res[row] = res[row] ?? []`
`17`	`17`	`res[row].push(this[i])`
`18`	`18`	`}`
`19`	`19`	`return res`