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- /*
- * Copyright (C) 2013, xerpi
- */
- #include <iostream>
- using namespace std;
- int main()
- {
- int n;
- cin >> n;
- bool actual_blanca = true;
- bool comensa_blanca = true;
- for (int i = 0; i < n; ++i) {
- for (int j = 0; j < n; ++j) {
- if (actual_blanca) {
- cout << ".";
- } else {
- cout << "*";
- }
- actual_blanca = not actual_blanca;
- }
- cout << endl;
- comensa_blanca = not comensa_blanca;
- actual_blanca = comensa_blanca;
- }
- }
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