#include<bits/stdc++.h>
#include<atcoder/all>
using namespace std;
using namespace atcoder;
typedef long long ll;
typedef long double ld;
#define REP(i, n) for (int i = 0; i < (n); ++i)
#define REPR(i, n) for (int i = n - 1; i >= 0; --i)
#define FOR(i, m, n) for (int i = m; i < n; ++i)
#define FORR(i, m, n) for (int i = m; i >= n; --i)
#define ALL(v) (v).begin(),(v).end()
#define ALLR(v) (v).rbegin(),(v).rend()
#define fi first
#define se second
#define PB push_back
#define EB emplace_back
template<typename T> using PQ = priority_queue<T>;
template<typename T> using QP = priority_queue<T,vector<T>,greater<T>>;
template<typename T>void debug(const T &v,ll h,ll w){for(ll i=0;i<h;i++){for(ll j=0;j<w;j++)cerr<<v[i][j]<<" \n"[j==w-1];}};
template<typename T>void debug(const T &v,ll n){for(ll i=0;i<n;i++)cerr<<v[i]<<" \n"[i==n-1];};
template<typename T>void debug(const vector<T>&v){debug(v,v.size());}
template<typename T>void debug(const vector<vector<T>>&v){for(auto &vv:v)debug(vv,vv.size());}
template<typename T>void debug(stack<T> st){while(!st.empty()){cerr<<st.top()<<" ";st.pop();}cerr<<endl;}
template<typename T>void debug(queue<T> st){while(!st.empty()){cerr<<st.front()<<" ";st.pop();}cerr<<endl;}
template<typename T>void debug(deque<T> st){while(!st.empty()){cerr<<st.front()<<" ";st.pop_front();}cerr<<endl;}
template<typename T>void debug(PQ<T> st){while(!st.empty()){cerr<<st.top()<<" ";st.pop();}cerr<<endl;}
template<typename T>void debug(QP<T> st){while(!st.empty()){cerr<<st.top()<<" ";st.pop();}cerr<<endl;}
template<typename T>void debug(const set<T>&v){for(auto z:v)cerr<<z<<" ";cerr<<endl;}
template<typename T>void debug(const multiset<T>&v){for(auto z:v)cerr<<z<<" ";cerr<<endl;}
template<typename T,size_t size>void debug(const array<T, size> &a){for(auto z:a)cerr<<z<<" ";cerr<<endl;}
template<typename T,typename V>void debug(const map<T,V>&v){for(auto z:v)cerr<<"["<<z.first<<"]="<<z.second<<",";cerr<<endl;}
void foo() {cerr << endl;}
template <class Head, class... Tail>void foo(Head&& head, Tail&&... tail){cerr << head << " ";foo(move(tail)...);}
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
int popcount(ll x){return __builtin_popcountll(x);};
int poplow(ll x){return __builtin_ctzll(x);};
int pophigh(ll x){return 63 - __builtin_clzll(x);};
// const ll INF=1LL<<60;
const int inf=(1<<30)-1;
// const int mod=1e9+7;
const int mod=998244353;
int dx[8]={1,0,-1,0,-1,-1,1,1};
int dy[8]={0,1,0,-1,-1,1,-1,1};

using mint=modint998244353;
// using mint=modint1000000007;

using S = long long;
using F = long long;

const S INF = 8e18;
const F ID = 8e18;

S op(S a, S b){ return std::max(a, b); }
S e(){ return -INF; }
S mapping(F f, S x){ return (f == ID ? x : f); }
F composition(F f, F g){ return (f == ID ? g : f); }
F id(){ return ID; }

int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    ll n,k;cin >> n >> k;
    vector<ll> t(n),d(n);
    REP(i,n) cin >> t[i] >> d[i];
    vector<pair<ll,ll>> p(n);
    REP(i,n) p[i]={d[i],i};
    sort(ALLR(p));
    vector<S> V(n);
    lazy_segtree<S, op, e, F, mapping, composition, id> seg(V);
    vector<bool> b(n);
    for(auto [u,v]:p){
        int l=upper_bound(ALL(t),t[v]-k)-t.begin();
        int r=lower_bound(ALL(t),t[v]+k)-t.begin();
        if(seg.prod(l,r)==1) continue;
        seg.apply(l,r,1);
        b[v]=true;
    }
    ll mx=0;
    REP(i,n){
        if(b[i]) continue;
        chmax(mx,d[i]);
    }
    cout << mx << endl;
    vector<ll> T,D;
    vector<int> ims(n+1);
    REP(i,n){
        if(d[i]>mx){
            int l=upper_bound(ALL(t),t[i]-k)-t.begin();
            int r=lower_bound(ALL(t),t[i]+k)-t.begin();
            ims[l]++,ims[r]--;
        }
    }
    int res=0;
    ll sum=0;
    REP(i,n){
        res+=ims[i];
        if(!res) T.PB(t[i]),D.PB(d[i]);
        else{
            if(d[i]<=mx) sum+=d[i];
        }
    }
    int m=T.size();
    vector<ll> dp(m+1);
    ll sd=0;
    REP(i,m){
        sd+=D[i];
        int R=lower_bound(ALL(T),T[i]+k)-T.begin();
        chmax(dp[R],dp[i]+D[i]);
    }
    cout << sum+sd-dp[m] << endl;
}