[w11] Added solutions

1 files changed, 44 insertions, 0 deletions

diff --git a/week11/ex2.cpp b/week11/ex2.cpp
new file mode 100644
index 0000000..b4cac7b
--- /dev/null
+++ b/week11/ex2.cpp
@@ -0,0 +1,44 @@
+#include <iostream>
+
+// а) подточка
+void printCharNTimes(int n, char c) {
+	for (int i = 0; i < n; i++) {
+		std::cout << c;
+	}
+	std::cout << std::endl;
+}
+
+void triangleA(const int N, int current = 1) {
+	if (current > N) return;
+
+	printCharNTimes(current, '+');
+
+	triangleA(N, current + 1);
+}
+
+// б) подточка
+void triangleB(const int N, int current = 1) {
+	if (current > N) return;
+
+	triangleA(N, current + 1);
+
+	printCharNTimes(current, '+');
+}
+
+
+// в) подточка
+void triangleC(const int N, int current = 1) {
+	if (current > N) return;
+
+	printCharNTimes(current, '+');
+
+	triangleC(N, current + 1);
+
+	printCharNTimes(current, '#');
+}
+
+int main() {
+	int N;
+	std::cin >> N;
+	triangleC(N);
+}