inital commit, adding all school projects

FlächeeinesRechtecks/main.cpp

@@ -0,0 +1,27 @@
+#include <iostream>
+#include <windows.h>
+#include <iomanip>
+
+using namespace std;
+
+int rechteck(const int a, const int b) {
+    return a*b;
+}
+
+int main() {
+    SetConsoleOutputCP(CP_UTF8);
+    cout << fixed << setprecision(2);
+
+    int input1, input2;
+
+    cout << "Input 1: \n";
+    cin >> input1;
+    cout << endl;
+
+    cout << "Input 2: \n";
+    cin >> input2;
+
+    system("cls");
+
+    cout << "Ergebnis: " << rechteck(input1, input2);
+}