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Lines changed: 2 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,8 +8,8 @@ fun main() {`
`8`	`8`	`return grid.indices.flatMap { r ->`
`9`	`9`	`grid[r].indices.map { r to it }`
`10`	`10`	`}.groupBy { (it.first - it.second) * 2 + 1 }.flatMap { (diff, positions) ->`
`11`		`- positions.sortedWith { (r1, c1), (r2, c2) ->`
`12`		`- (grid[r2][c2] - grid[r1][c1]) *diff`
	`11`	`+ positions.sortedBy { (r, c) ->`
	`12`	`+ grid[r][c] *-diff`
`13`	`13`	`}.let { sorted ->`
`14`	`14`	`positions.indices.map { positions[it] to grid[sorted[it].first][sorted[it].second] }`
`15`	`15`	`}`

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