Initial commit

2022/sector/insule/insule.cpp

@@ -0,0 +1,73 @@
+#include <iostream>
+#include <fstream>
+
+
+using namespace std;
+
+
+ifstream input_stream;
+ofstream output_stream;
+
+
+void runMarkdown(bool mx[][100], bool mk[][100], uint16_t nodeX, uint16_t nodeY, uint8_t N) {
+	mk[nodeY][nodeX] = true;
+
+	// Top
+	if (nodeY - 1 >= 0 && mx[nodeY - 1][nodeX] && !mk[nodeY - 1][nodeX]) {
+		runMarkdown(mx, mk, nodeX, nodeY - 1, N);
+	}
+	
+	// Bottom
+	if (nodeY + 1 < N && mx[nodeY + 1][nodeX] && !mk[nodeY + 1][nodeX]) {
+		runMarkdown(mx, mk, nodeX, nodeY + 1, N);
+	}
+
+	// Left
+	if (nodeX - 1 >= 0 && mx[nodeY][nodeX - 1] && !mk[nodeY][nodeX - 1]) {
+		runMarkdown(mx, mk, nodeX - 1, nodeY, N);
+	}
+	
+	// Right
+	if (nodeX + 1 < N && mx[nodeY][nodeX + 1] && !mk[nodeY][nodeX + 1]) {
+		runMarkdown(mx, mk, nodeX + 1, nodeY, N);
+	}
+}
+
+
+int main() {
+	input_stream.open("Insule.txt");
+	output_stream.open("output.txt");
+
+	uint16_t N;
+	input_stream >> N;
+
+	bool matrix[N][100];
+	bool marks[N][100];
+
+	for (uint8_t i = 0; i < N; i++) {
+		for (uint8_t j = 0; j < N; j++) {
+			input_stream >> matrix[i][j];
+			marks[i][j] = 0;
+		}
+	}
+
+
+	uint32_t total = 0;
+
+	for (uint16_t i = 0; i < N; i++) {
+		for (uint16_t j = 0; j < N; j++) {
+			if (matrix[i][j] && !marks[i][j]) {
+				runMarkdown(matrix, marks, j, i, N);
+				total++;
+			}
+		}
+	}
+
+	// File method:
+	// output_stream << total << endl;
+	// Console method:
+	cout << total << endl;
+
+	input_stream.close();
+	return 0;
+}