#include<stdio.h>
#include<algorithm>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
#define h first
#define t second
const ll INF = 1LL<<60;
int n;
pll arr[100100];
ll x;
ll S;
bool cmp(pll a, pll b) {
return b.t*x+a.h*a.t*b.t<a.t*x+b.h+a.t*b.t;
}
pll m1, m2;
int t1, t2;
bool ok() {
m1=pll(-1000000,1000000), m2 = pll(-1000000,1000000);
int i;
for (i=0;i<n;i++) {
if (cmp(m1,arr[i])) m2=m1,m1=arr[i],t2=t1,t1=i;
else if (cmp(m2,arr[i])) m2=arr[i],t2=i;
}
return (S-m1.h-m2.h)*m1.t*m2.t<=(m1.t+m2.t)*x;
}
void process() {
int i;
ll s = 0, e = INF;
for (i=0;i<300;i++) {
x = (s+e)/2;
if (ok()) e=x;
else s=x;
}
printf("%d %d\n",min(t1,t2)+1,max(t1,t2)+1);
}
void input() {
int i;
scanf("%d",&n);
for (i=0;i<n;i++) scanf("%lld",&arr[i].h), S += arr[i].h;
for (i=0;i<n;i++) scanf("%lld",&arr[i].t);
}
int main() {
input();
process();
return 0;
}
