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#include <iostream>
#include <vector>

constexpr int n = 100;

int main() {
    std::vector<bool> board(n*n, false);
    for (int i = 0; i < n/2; ++i) {
        for (int j = 0; j < n/2; ++j) {
            board[n*(n/2 - i - 1) + n/2 + j] = i < j + 1;
            board[n*(n/2 + i) + n/2 - j - 1] = i < j + 1;
            board[n*(n/2 + i) + n/2 + j] = i < j - 1;
            board[n*(n/2 - i - 1) + n/2 - j - 1] = i < j;
        }
    }

    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            std::cout << board[i*n + j];
        }
        std::cout << std::endl;
    }

    return 0;
}