#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;

typedef int _loop_int;
#define REP(i,n) for(_loop_int i=0;i<(_loop_int)(n);++i)
#define FOR(i,a,b) for(_loop_int i=(_loop_int)(a);i<(_loop_int)(b);++i)
#define FORR(i,a,b) for(_loop_int i=(_loop_int)(b)-1;i>=(_loop_int)(a);--i)

#define DEBUG(x) cout<<#x<<": "<<x<<endl
#define DEBUG_VEC(v) cout<<#v<<":";REP(i,v.size())cout<<" "<<v[i];cout<<endl
#define ALL(a) (a).begin(),(a).end()

#define CHMIN(a,b) a=min((a),(b))
#define CHMAX(a,b) a=max((a),(b))

// mod
const ll MOD = 1000000007ll;
#define FIX(a) ((a)%MOD+MOD)%MOD

// floating
typedef double Real;
const Real EPS = 1e-11;
#define EQ0(x) (abs(x)<EPS)
#define EQ(a,b) (abs(a-b)<EPS)
typedef complex<Real> P;

int main(){
  int a,b,c,d;
  cin>>a>>b>>c>>d;
  int n = a+b-c;
  vector<pii> es;
  if(a==1 && b==1 && c==1){
    puts("-1");
    return 0;
  }
  if(a==c && b==c){
    es.push_back(pii(0,1));
    es.push_back(pii(1,0));
    FOR(i,1,n-1)es.push_back(pii(i,i+1));
  }else if(a==c){
    int it = 2;
    es.push_back(pii(1,0));
    REP(i,a-1)es.push_back(pii(0,it++));
    while(it<n)es.push_back(pii(1,it++));
  }else if(b==c){
    int it = 2;
    es.push_back(pii(0,1));
    REP(i,b-1)es.push_back(pii(1,it++));
    while(it<n)es.push_back(pii(0,it++));
  }else{
    int it = 2;
    if(c>0){
      es.push_back(pii(0,it));
      es.push_back(pii(1,it));
      REP(i,c-1){
        es.push_back(pii(it,it+1));
        it++;
      }
      it++;
    }
    a -= c;
    b -= c;
    REP(i,a-1)es.push_back(pii(0,it++));
    REP(i,b-1)es.push_back(pii(1,it++));
  }
  if(es.size()>d){
    puts("-1");
    return 0;
  }
  printf("%d %d\n",n,(int)es.size());
  REP(i,es.size()){
    printf("%d %d\n",es[i].first, es[i].second);
  }
  return 0;
}