Giới thiệu
include<bits/stdc++.h>
define ll long long
define ch char
define str string
define FOR(i, a, b) for(int i = (a); i<= (b); i++)
const int N = 1E6+2;
using namespace std;
ll n, k, a[N];
int main()
{
cin >> n >> k;
FOR(i, 1, n)
{
cin >> a[i];
}
sort(a + 1, a + n + 1);
int dem = 0, tong = 0;
FOR(i, 1, n-1)
{
FOR(j, i+1, n)
{
if(a[i] <= k && a[j] <= k)
{
tong = a[i] + a[j];
if(tong == k)
{
dem++;
tong = 0;
}
}
}
}
cout << tong << " " << dem;
return 0;
}