EKO added

EKO.cpp

@@ -0,0 +1,36 @@
+#include<bits/stdc++.h>
+using namespace std;
+long long int a[1000000];
+long long int fn(long long int x,long long int n)
+{
+    long int c=0;
+    for(long long int i=0;i<n;i++)
+    {
+        if(x<a[i])
+            c+=(a[i]-x);
+    }
+return c;
+}
+int main()
+{
+    long long int n;
+    long long int m,maxi=0;
+    scanf("%lld%lld",&n,&m);
+    for(long long int i=0;i<n;i++)
+        scanf("%lld",&a[i]),maxi=max(maxi,a[i]);
+    long long int low=maxi-1,high=0,mid;
+    while(high<=low)
+    {
+        mid=high+((low-high)/2);
+       // cout<<mid<<" "<<fn(mid,n)<<endl;
+        if(fn(mid,n)==m)
+        {
+            printf("%lld",mid);
+            break;
+        }
+        else if(fn(mid,n)>m)
+            high=mid+1;
+        else
+            low=mid-1;
+    }
+}

MKEQUAL.cpp

@@ -0,0 +1,24 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+    int t;
+    cin>>t;
+    while(t--)
+    {
+        int n;
+        cin>>n;
+        int a[n],i;
+        long long int s=0;
+        for(i=0;i<n;i++)
+        {
+            cin>>a[i];
+            s=s+a[i];
+        }
+        if(s%n==0)
+            cout<<n<<endl;
+        else
+            cout<<n-1<<endl;
+    }
+    return 0;
+}