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#include #include using namespace std; int n; void Run() { if (n == 1) { printf("Impossible\n\n"); return; } printf("0"); for (int i = 1; i < n; ++i) { printf(" %d", 1); } printf("\n"); printf("1"); for (int i = 1; i < n; ++i) { printf(" %d", 10); } printf("\n"); for (int i = 2; i < n; ++i) { printf("80"); for (int j = 1; j < n; ++j) { printf(" 80"); } printf("\n"); } printf("\n"); } int main() { while (scanf("%d", &n) != EOF) { Run(); } return 0; }