Commit dac850d

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Create Extract Unique characters

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+16

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Lines changed: 16 additions & 0 deletions

Original file line number	Diff line number	Diff line change
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	`1`	`+#include<string>`
	`2`	`+#include<unordered_map>`
	`3`	`+string uniqueChar(string str) {`
	`4`	`+ string ans="";`
	`5`	`+ unordered_map<char,bool> ourmap;`
	`6`	`+ for(int i=0;i<str.length();i++){`
	`7`	`+ if(ourmap[str[i]]==true){`
	`8`	`+ continue;`
	`9`	`+ }`
	`10`	`+ else{`
	`11`	`+ ourmap[str[i]]=true;`
	`12`	`+ ans=ans+str[i];`
	`13`	`+ }`
	`14`	`+ }`
	`15`	`+ return ans;`
	`16`	`+}`

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