Merge pull request #1 from dukun0825/dukun0825-patch-1

dukun0825 · web-flow · commit 8823d051e047 · 2018-11-25T18:06:31.000+08:00
Create ELF
diff --git a/2019.11.24/ELF b/2019.11.24/ELF
@@ -0,0 +1,22 @@
+class Solution {
+    public int strStr(String haystack, String needle) {
+        if (needle.length() ==0 )
+            return 0;
+        for (int i = 0;i<haystack.length();i++){
+            if (haystack.charAt(i) == needle.charAt(0)){
+                int j =i+1;
+                int k =1;
+                for (k =1;k<needle.length()&&j<haystack.length();k++){
+                    if (haystack.charAt(j) == needle.charAt(k))
+                        j++;
+                    else
+                        break;
+                    
+                }
+                if (k == needle.length())
+                    return i;
+            }
+        }
+        return -1;
+    }
+}
