#include<bits/stdc++.h> using namespace std; int a,b,c; struct opzc{ int c,s,x; }d[200005]; bool cmp(opzc a,opzc b){ if(a.c!=b.c)return a.c>b.c; return a.x<b.x; } int main(){ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin>>a>>b>>c; for(int i=1;i<=a2;i++){ cin>>d[i].c; d[i].x=i; } for(int i=1;i<=a2;i++){ cin>>d[i].s; } sort(d+1,d+1+a2,cmp); for(int i=1;i<=b;i++){ for(int j=1;j<=a2;j+=2) if(d[j].s>d[j+1].s)d[j].c++; else d[j+1].c++; sort(d+1,d+1+a*2,cmp); } cout<<d[c].x; return 0; }