1 files changed, 27 insertions, 0 deletions
diff --git a/week10/ex3.cpp b/week10/ex3.cpp
new file mode 100644
index 0000000..1edf55d
--- /dev/null
+++ b/week10/ex3.cpp
@@ -0,0 +1,27 @@
+#include <iostream>
+
+void printCharNTimes(int n, char c) {
+	for (int i = 0; i < n; i++) {
+		std::cout << c;
+	}
+}
+
+void hourglass(int lines, int whitespaces, int nonwhitespace) {
+	if (lines == 0) return;
+
+	printCharNTimes(whitespaces, ' ');
+	printCharNTimes(nonwhitespace, '+');
+	std::cout << std::endl;
+
+	hourglass(lines - 1, whitespaces + 1, nonwhitespace - 2);
+
+	printCharNTimes(whitespaces, ' ');
+	printCharNTimes(nonwhitespace, '#');
+	std::cout << std::endl;
+}
+
+int main() {
+	int N;
+	std::cin >> N;
+	hourglass(N, 0, 2*N - 1);
+}