#include <bits/stdc++.h>
using namespace std;
const int MAXN = 200'001;
int s[MAXN], v[MAXN];
int main() {
ios::sync_with_stdio(0); cin.tie(0);
int n, q; cin >> n >> q;
for (int i = 1; i <= n; i++) cin >> s[i] >> v[i];
set<pair<int, int>> ok;
for (int i = 1; i <= n; i++) {
for (int bits = 0; bits < (1<<(n-1)); bits++) {
int ptr = 0;
int x = s[i], y = v[i];
for (int j = i+1; j <= n; j++) {
if (bits & (1<<(ptr++))) {
x = max(x, s[j]);
y = max(y, v[j]);
} else {
x = min(x, s[j]);
y = min(y, v[j]);
}
}
for (int j = i-1; j >= 1; j--) {
if (bits & (1<<(ptr++))) {
x = max(x, s[j]);
y = max(y, v[j]);
} else {
x = min(x, s[j]);
y = min(y, v[j]);
}
}
ok.insert({x, y});
}
}
for (int l = 1; l <= n; l++) {
for (int r = l+1; r <= n; r++) {
for (int k = l+1; k <= r; k++) {
for (int bits = 0; bits < (1<<(n-1)); bits++) {
int ptr = 0;
int x1 = s[r], y1 = v[r];
int x2 = s[l], y2 = v[l];
for (int j = r+1; j <= n; j++) {
if (bits & (1<<(ptr++))) {
x1 = max(x1, s[j]);
y1 = max(y1, v[j]);
} else {
x1 = min(x1, s[j]);
y1 = min(y1, v[j]);
}
}
for (int j = r-1; j >= k; j--) {
if (bits & (1<<(ptr++))) {
x1 = max(x1, s[j]);
y1 = max(y1, v[j]);
} else {
x1 = min(x1, s[j]);
y1 = min(y1, v[j]);
}
}
for (int j = l+1; j < k; j++) {
if (bits & (1<<(ptr++))) {
x2 = max(x2, s[j]);
y2 = max(y2, v[j]);
} else {
x2 = min(x2, s[j]);
y2 = min(y2, v[j]);
}
}
for (int j = l-1; j >= 1; j--) {
if (bits & (1<<(ptr++))) {
x2 = max(x2, s[j]);
y2 = max(y2, v[j]);
} else {
x2 = min(x2, s[j]);
y2 = min(y2, v[j]);
}
}
int x, y;
if (bits & (1<<(ptr++))) {
x = max(x1, x2);
y = max(y1, y2);
} else {
x = min(x1, x2);
y = min(y1, y2);
}
ok.insert({x, y});
}
}
}
}
for (int i = 1; i <= q; i++) {
int x, y; cin >> x >> y;
if (ok.count({x, y})) {
cout << i << " ";
}
}
return 0;
}
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