#include <bits/stdc++.h>
using namespace std;
using pi = pair<int, int>;
using ti = tuple<int, int, int>;
using ll = long long;
using pl = pair<ll, ll>;
constexpr int LIMIT = 1e5 + 2;
constexpr int dy[] = { 0,0,-1,+1 };
constexpr int dx[] = { -1,+1,0,0 };
int A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z;
int main() {
cin.tie(0)->sync_with_stdio(0);
}
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