Update Solution Exercise 4 - Calculator.cpp

Part 1/4. Control structures/Solutions/Solution Exercise 4 - Calculator.cpp

 #include <iostream>
 
-using namespace std ;
+using namespace std;
 
-int main ()
-{
-	float z1, z2, result;
-	char op;
-	cout << "2 numbers with operator in between [+ - * / ]: ";
-	cin >> z1 >> op >> z2 ;
-	cout << z1 << op << z2 << "=";
-		switch (op)
-		{
-			case '+':
-				result = z1 + z2;
-				cout << result << endl;
-				break ;
-			case '-':
-				cout << z1 - z2 << endl;
-				break ;
-			case '*':
-				cout << z1 * z2 << endl;
-				break ;
-			case '/':
-				if ( z2 ==0)
-					cout << " Division by 0 is not possible" << endl;
-				else
-					cout << z1 / z2 << endl;
-				break ;
-			default :
-				cout << " I do not know this operator." << endl;
-		}
-		
-	return 0;
+int main() {
+    float z1, z2, result;
+    char op;
+    cout << "2 numbers with operator in between [+ - * / ]: ";
+    cin >> z1 >> op >> z2;
+    cout << z1 << op << z2 << "=";
+    switch (op) {
+        case '+':
+            result = z1 + z2;
+            cout << result << endl;
+            break;
+        case '-':
+            cout << z1 - z2 << endl;
+            break;
+        case '*':
+            cout << z1 * z2 << endl;
+            break;
+        case '/':
+            if (z2 == 0)
+                cout << " Division by 0 is not possible" << endl;
+            else
+                cout << z1 / z2 << endl;
+            break;
+        default:
+            cout << " I do not know this operator." << endl;
+    }
+
+    return 0;
 }