Commitc464c34

rahulshishodia

authored

Update 271-Encode-and-Decode-Strings.java

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+15

-20

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+15

-20

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Lines changed: 15 additions & 20 deletions

Original file line number	Diff line number	Diff line change
`@@ -2,32 +2,27 @@ public class Solution {`
`2`	`2`
`3`	`3`	`publicStringencode(List<String>strs) {`
`4`	`4`	`StringBuilderencodedString =newStringBuilder();`
`5`		`-for(Stringstr:strs){`
`6`		`-intlength =str.length();`
`7`		`-encodedString.append(length+"#");`
`8`		`-encodedString.append(str);`
	`5`	`+for(Stringstr:strs){`
	`6`	`+encodedString.append(str.length())`
	`7`	`+.append("#")`
	`8`	`+.append(str);`
`9`	`9`	`}`
`10`	`10`	`returnencodedString.toString();`
`11`	`11`	`}`
`12`	`12`
`13`	`13`	`publicList<String>decode(Stringstr) {`
`14`		`-List<String>decodedStrings =newArrayList();`
`15`		`-for(inti =0;i<str.length();i++){`
`16`		`-Stringlength ="";`
`17`		`-while(str.charAt(i) !='#'){`
`18`		`-length +=str.charAt(i);`
`19`		`-i++;`
`20`		`- }`
`21`		`-intwordLength =Integer.parseInt(length);`
`22`		`-i++;`
`23`	`14`
`24`		`-Stringword ="";`
`25`		`-for(intj=i;j<wordLength+i;j++){`
`26`		`-word +=str.charAt(j);`
`27`		`- }`
`28`		`-decodedStrings.add(word);`
`29`		`-i=i+wordLength-1;`
	`15`	`+List<String>list =newArrayList<>();`
	`16`	`+inti =0;`
	`17`	`+while (i <str.length()) {`
	`18`	`+intj =i;`
	`19`	`+while (str.charAt(j) !='#')`
	`20`	`+j++;`
	`21`	`+`
	`22`	`+intlength =Integer.valueOf(str.substring(i,j));`
	`23`	`+i =j +1 +length;`
	`24`	`+list.add(str.substring(j +1,i));`
`30`	`25`	`}`
`31`		`-returndecodedStrings;`
	`26`	`+returnlist;`
`32`	`27`	`}`
`33`	`28`	`}`

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