Commitbb86b30

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Code style fixes for matrix rotation algorithm.

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+18

-9

lines changed

src/algorithms/uncategorized/square-matrix-rotation
- README.md
- squareMatrixRotation.js

+18

-9

lines changed

Lines changed: 2 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -92,13 +92,13 @@ A B C`
`92`	`92`	`/ / •`
`93`	`93`	`/ • •`
`94`	`94`
`95`		`-Andnot let's do horizontal reflection:`
	`95`	`+Andnow let's do horizontal reflection:`
`96`	`96`
`97`	`97`	`A → →`
`98`	`98`	`B → →`
`99`	`99`	`C → →`
`100`	`100`
`101`		`-The string has been rotated to 90 degree.`
	`101`	`+The string has been rotated to 90 degree:`
`102`	`102`
`103`	`103`	`• • A`
`104`	`104`	`• • B`

Lines changed: 16 additions & 7 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,19 +8,28 @@ export default function squareMatrixRotation(originalMatrix) {`
`8`	`8`	`// Do top-right/bottom-left diagonal reflection of the matrix.`
`9`	`9`	`for(letrowIndex=0;rowIndex<matrix.length;rowIndex+=1){`
`10`	`10`	`for(letcolumnIndex=rowIndex+1;columnIndex<matrix.length;columnIndex+=1){`
`11`		`-consttmp=matrix[columnIndex][rowIndex];`
`12`		`-matrix[columnIndex][rowIndex]=matrix[rowIndex][columnIndex];`
`13`		`-matrix[rowIndex][columnIndex]=tmp;`
	`11`	`+// Swap elements.`
	`12`	`+[`
	`13`	`+matrix[columnIndex][rowIndex],`
	`14`	`+matrix[rowIndex][columnIndex],`
	`15`	`+]=[`
	`16`	`+matrix[rowIndex][columnIndex],`
	`17`	`+matrix[columnIndex][rowIndex],`
	`18`	`+];`
`14`	`19`	`}`
`15`	`20`	`}`
`16`	`21`
`17`	`22`	`// Do horizontal reflection of the matrix.`
`18`	`23`	`for(letrowIndex=0;rowIndex<matrix.length;rowIndex+=1){`
`19`	`24`	`for(letcolumnIndex=0;columnIndex<matrix.length/2;columnIndex+=1){`
`20`		`-constmirrorColumnIndex=matrix.length-columnIndex-1;`
`21`		`-consttmp=matrix[rowIndex][mirrorColumnIndex];`
`22`		`-matrix[rowIndex][mirrorColumnIndex]=matrix[rowIndex][columnIndex];`
`23`		`-matrix[rowIndex][columnIndex]=tmp;`
	`25`	`+// Swap elements.`
	`26`	`+[`
	`27`	`+matrix[rowIndex][matrix.length-columnIndex-1],`
	`28`	`+matrix[rowIndex][columnIndex],`
	`29`	`+]=[`
	`30`	`+matrix[rowIndex][columnIndex],`
	`31`	`+matrix[rowIndex][matrix.length-columnIndex-1],`
	`32`	`+];`
`24`	`33`	`}`
`25`	`34`	`}`
`26`	`35`

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