#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<to;x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------

int N;
ll X[1010],Y[1010];
ll ret;
double m=1e200;

ll val(ll x) {
	double ma=0,mi=1e100;
	int i;
	if(x<1) return 1LL<<60;
	FOR(i,N) ma=max(ma,1.0*Y[i]*x+X[i]);
	FOR(i,N) mi=min(mi,1.0*Y[i]*x+X[i]);
	
	if(ma-mi<m || (ma-mi==m && x<ret)) m=ma-mi,ret=x;
	return ma-mi;
}

double cr[1010][1010];

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>N;
	FOR(i,N) cin>>X[i]>>Y[i];
	
	FOR(x,N) FOR(y,N) {
		if(Y[x]==Y[y]) cr[x][y]=-1;
		cr[x][y] = (X[y]-X[x])*1.0/(Y[x]-Y[y]);
	}
	
	set<double> S;
	S.insert(1);
	
	x=0;
	FOR(y,N) {
		if(X[y]<X[x]) x=y;
		else if(X[y]==X[x] && Y[y]<Y[x]) x=y;
	}
	double xx=0;
	while(1) {
		int ne=x;
		double mi=1e10;
		FOR(y,N) if(cr[x][y]>xx && cr[x][y]<mi) {
			ne=y;
			mi=cr[x][y];
		}
		if(mi>=1e10) break;
		S.insert(mi);
		xx=mi;
		x=ne;
	}
	
	x=0;
	FOR(y,N) {
		if(X[y]>X[x]) x=y;
		else if(X[y]>=X[x] && Y[y]>Y[x]) x=y;
	}
	
	xx=0;
	while(1) {
		int ne=x;
		double mi=1e10;
		FOR(y,N) if(cr[x][y]>xx && cr[x][y]<mi) {
			ne=y;
			mi=cr[x][y];
		}
		if(mi>=1e10) break;
		S.insert(mi);
		xx=mi;
		x=ne;
	}
	
	ITR(it,S) val(*it-2),val(*it-1),val(*it),val(*it+1),val(*it+2);
	
	cout<<ret<<endl;
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false);
	FOR(i,argc-1) s+=argv[i+1],s+='\n';
	FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	solve(); return 0;
}