Ruby Solution for Hand of Straights

Author: saip7795

ruby/0846-hand-of-straights.rb

@@ -0,0 +1,28 @@
+def is_n_straight_hand(hand, w)
+    hand = hand.sort()
+    index = 0
+    residual = []
+    cur = []
+    while(hand.length > 0)
+       num = hand.shift
+        if cur.size == 0
+            cur << num
+        else
+            if num == cur[-1] + 1
+                cur << num
+            elsif num == cur[-1]
+                residual << num
+            elsif num > cur[-1] + 1
+                return false
+            end
+        end
+        if cur.length == w 
+            hand = residual + hand
+            cur = []
+            residual = []
+        end
+            
+    end
+    return (cur.size == 0 or cur.size == w)
+    
+end