Commit949dd89

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add rotate image

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+60

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Lines changed: 60 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,62 @@`
	`1`	`+##[Transpose](http://en.wikipedia.org/wiki/Transpose) then Reverse`
`1`	`2`
`2`		`-##TODO`
`3`		`-* write down thinking`
	`3`	`+You must know this method, or it is difficult.`
`4`	`4`
	`5`	+```
	`6`	`++---+---+`
	`7`	`+\| 1 \| 2 \|`
	`8`	`++---+---+`
	`9`	`+\| 3 \| 4 \|`
	`10`	`++---+---+`
	`11`	+```
	`12`	`+`
	`13`	`+Transpose: reflect the matrix over the main diagonal.`
	`14`	`+`
	`15`	`+`
	`16`	+```
	`17`	`+Before`
	`18`	`+`
	`19`	`++`
	`20`	`+ +---+---+`
	`21`	`+ \| + \| 2 \|`
	`22`	`+ +---+---+`
	`23`	`+ \| 3 \| + \|`
	`24`	`+ +---+---+`
	`25`	`+ +`
	`26`	`+`
	`27`	`+After`
	`28`	`+`
	`29`	`++`
	`30`	`+ +---+---+`
	`31`	`+ \| 1 \| 3 \|`
	`32`	`+ +---+---+`
	`33`	`+ \| 2 \| 4 \|`
	`34`	`+ +---+---+`
	`35`	`+ +`
	`36`	+```
	`37`	`+`
	`38`	`+Reverse: exchange each number along the vertical line in the middle`
	`39`	`+`
	`40`	+```
	`41`	`+Before`
	`42`	`+`
	`43`	`+ \|`
	`44`	`++---+---+`
	`45`	`+\| 1 \| 3 \|`
	`46`	`++---+---+`
	`47`	`+\| 2 \| 4 \|`
	`48`	`++---+---+`
	`49`	`+ \|`
	`50`	`+`
	`51`	`+`
	`52`	`+After`
	`53`	`+`
	`54`	`+ \|`
	`55`	`++---+---+`
	`56`	`+\| 3 \| 1 \|`
	`57`	`++---+---+`
	`58`	`+\| 4 \| 2 \|`
	`59`	`++---+---+`
	`60`	`+ \|`
	`61`	`+`
	`62`	+```

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