add cpp solution

jinshendan · jinshendan · commit 041e5bc0467e · 2020-05-13T09:59:58.000+02:00
diff --git a/May-LeetCoding-Challenge/13-Remove-K-Digits/Remove-K-Digits.cpp b/May-LeetCoding-Challenge/13-Remove-K-Digits/Remove-K-Digits.cpp
@@ -10,7 +10,7 @@ class Solution {
             if (ans.length() == 0 and c == '0') continue;
             ans += c;
         }
-        
+         
         while (k-- and ans.length()) ans.pop_back();
         
         return ans.length()?ans:"0";

Original file line number	Diff line number	Diff line change
`@@ -10,7 +10,7 @@ class Solution {`
`10`	`10`	`if (ans.length() == 0 and c == '0') continue;`
`11`	`11`	`ans += c;`
`12`	`12`	`}`
`13`		`-`
	`13`	`+`
`14`	`14`	`while (k-- and ans.length()) ans.pop_back();`
`15`	`15`
`16`	`16`	`return ans.length()?ans:"0";`