Create 846. Hand of Straights (#496)

Author: Chayandas07

846. Hand of Straights

@@ -0,0 +1,26 @@
+class Solution {
+public:
+    bool isNStraightHand(vector<int>& nums, int k) 
+    {
+        if(nums.size() % k) return false;
+
+        map<int,int>mp;
+        for(auto val:nums) mp[val]++;
+
+        int n = nums.size();
+        while(n--)
+        {
+            for(auto [a, b]:mp)
+            {
+                for(int i=a;i<a+k;i++)
+                {
+                    if(mp[i] == 0) return false;
+                    mp[i]--;
+                    if(mp[i]==0) mp.erase(i);
+                }
+                break;
+            }
+        }
+        return true;
+    }
+};