Time: 15 ms (6.39%), Space: 43 MB (8.93%) - LeetHub

Author: yeonjiyeon

1844-replace-all-digits-with-characters/1844-replace-all-digits-with-characters.java

@@ -0,0 +1,20 @@
+class Solution {
+    public String replaceDigits(String s) {
+        String answer = "";
+        for(int i = 0; i < s.length(); i++){
+            if(Character.isAlphabetic(s.charAt(i))){
+                answer += s.charAt(i);
+                //System.out.println(i + 1);
+                if(i + 1 < s.length()){
+                    if(Character.isDigit(s.charAt(i + 1))){
+                    answer += (char)((int)s.charAt(i) + (s.charAt(i + 1) - '0'));
+                 }    
+                }
+                
+            }
+            
+        }
+        
+        return answer;
+    }
+}