programming 28 added

Author: prash5t

programming-py/28.py

@@ -0,0 +1,16 @@
+def strStr(haystack, needle):
+    needle_len = len(needle)
+    new_hay_pos = 0
+    for i in range(len(haystack)):
+        new_hay = haystack[i::][0:needle_len]
+        if len(new_hay) != needle_len:
+            break
+        elif new_hay == needle:
+            return new_hay_pos
+        new_hay_pos += 1
+    return -1
+
+
+# test below
+print(strStr("sadbutsad", "sad"))
+print(strStr("leetcode", "leeto"))