#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

void solve(){
    int n;cin>>n;
    ll a,b;cin>>a>>b;
    n--;
    vector<array<ll,2>> ans;
    vector<ll> pref(n+1,0);
    vector<ll> dist(n+1,0);
    for(int i =1;i<=n;i++){
        cin>>dist[i];
        pref[i]=pref[i-1]+dist[i];
    }
    ans.push_back({a,b});
    int ok = 1;
    ok&= pref[n] >= a+b;
    ok&= (a+b)%2 == pref[n]%2;
    if(!ok){
        cout<<"NO\n";return;
    }

    // construction
    int cur = n;
    // pod crto
    while(b + dist[cur] < -a + pref[cur-1]){
        ll na = a,nb= b + dist[cur];
        a=na,b=nb;
        ans.push_back({a,b});
        cur--;
    }
    // binsearchamo intersection
    if(pref[cur] == a+b){

    }else {


        ll l = 0, r = dist[cur], bans = dist[cur];// bans je kok damo na b
        while (l <= r) {
            ll mid = (l + r) / 2;
            ll aa = dist[cur] - mid, bb = mid;
            if (b + mid >= -(a - aa) + pref[cur - 1]) {
                bans = min(bans, mid);
                r = mid - 1;
            } else l = mid + 1;
        }
        a -= dist[cur] - bans, b += bans;
        cur--;
        ans.push_back({a, b});
    }
    // on the line^tm
    while(b != 0 && cur > 0){
        if(dist[cur] <= abs(b)){
            int dir = b > 0 ? -1 : 1;
            b+=dir*dist[cur];
            cur--;
            ans.push_back({a,b});
        }else{
            int dir = a > 0 ? -1 : 1;
            a += dir*(dist[cur]-b);
            b=0;
            cur--;
            ans.push_back({a,b});
        }
    }
    while(cur > 0){
        int dir = a > 0 ? -1 : 1;
        a+=dir*dist[cur];
        cur--;
        ans.push_back({a,b});
    }

    //printout
    reverse(ans.begin(),ans.end());
    ll x= 0,y=0;
    for(int i = 1;i <=n;i++) {
        auto c = ans[i][0],d = ans[i][1];
        if(abs(c-x) + abs(d-y) != dist[i]){
            cout<<"NO\n";return;
        }
        x=c,y=d;
    }

    cout<<"YES\n";
    for(auto&[c,d]:ans) {
        cout<<c<<" "<<d<<"\n";
    }
}

int main(){
    ios_base::sync_with_stdio(0),cin.tie(0);
    int t=1;//cin>>t;
    while(t--) solve();
}
/*
 *
 * 5 10 6 0 7 8 5
16
0 1
0 0 0 0 0 1 1 1 1 1 2 2 2 3 3

3
0 1
1 3 3
 */