Create Minimum Consecutive Cards to Pick Up.java

Author: varunu28

Medium/Minimum Consecutive Cards to Pick Up.java

@@ -0,0 +1,13 @@
+class Solution {
+  public int minimumCardPickup(int[] cards) {
+    int minCount = Integer.MAX_VALUE;
+    Map<Integer, Integer> map = new HashMap<>();
+    for (int i = 0; i < cards.length; i++) {
+      if (map.containsKey(cards[i])) {
+        minCount = Math.min(minCount, i - map.get(cards[i]) + 1);
+      }
+      map.put(cards[i], i);
+    }
+    return minCount == Integer.MAX_VALUE ? -1 : minCount;
+  }
+}