#include "robots.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 50004;
const int T = 1000006;
int x[N], y[N];
int w[T], s[T];
int putaway(int A, int B, int T_, int X[], int Y[], int W[], int S[]) {
int a, b, t;
a = A;
b = B;
t = T_;
for (int i = 0; i < a; ++i) {
x[i] = X[i];
}
for (int i = 0; i < b; ++i) {
y[i] = Y[i];
}
for (int i = 0; i < t; ++i) {
w[i] = W[i];
}
for (int i = 0; i < t; ++i) {
s[i] = S[i];
}
sort(x, x + a, greater<int>());
sort(w, w + t, greater<int>());
auto ch = [&](int mid) {
int p = t - 1;
for (int i = 0; i < a; ++i) {//a are week
for (int j = 0; j < mid; ++j, ++p) {
if (w[p] > x[i]) {
return false;
}
}
}
return true;
};
int l = 0, r = T + 1;
while (l < r) {
int mid = (l + r) >> 1;
if (ch(mid)) {
r = mid;
} else {
l = mid + 1;
}
}
return (l == t + 1 ? -1 : l);
}
