Added 1850D - Balanced Round.cpp

Author: vikashpatel24

1850D - Balanced Round.cpp

@@ -0,0 +1,49 @@
+//                                 ॐ नमः शिवाय
+#include<bits/stdc++.h>
+using namespace std;
+
+#define ll long long
+#define pb push_back
+#define ff first
+#define ss second
+#define mp make_pair
+ 
+// Code Written By: Vikash Patel
+// Codeforces Profile: https://codeforces.com/profile/vikashpatel
+
+int main()
+{
+    ios_base::sync_with_stdio(0);
+    cin.tie(0);
+    cout.tie(0);
+    
+    // #ifndef ONLINE_JUDGE
+    // freopen("input.txt", "r", stdin);
+    // freopen("/Users/vikash/Desktop/output.txt", "w", stdout);
+    // #endif
+    
+    int t;
+    cin>>t;
+    while(t--)
+    {
+        int n, k;
+        cin>>n>>k;
+        int a[n];
+        for(int i=0; i<n; i++)
+        {
+            cin>>a[i];
+        }
+        sort(a, a+n);
+        int cur = 1;
+        int ans = 1;
+        for(int i=1; i<n; i++)
+        {
+            if (a[i] - a[i-1] > k)
+            cur = 0;
+            cur++;
+            ans = max(ans, cur);
+        }
+        cout<<n-ans<<endl;
+    }
+    return 0;
+}