Create calculator_cpp.cpp

CPP/calculator_cpp.cpp

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+// C++ program to create calculator using 
+// switch statement 
+#include <iostream> 
+using namespace std; 
+
+// Main program 
+main() 
+{ 
+	char op; 
+	float num1, num2; 
+
+	// It allows user to enter operator i.e. +, -, *, / 
+	cin >> op; 
+
+	// It allow user to enter the operands 
+	cin >> num1 >> num2; 
+
+	// Switch statement begins 
+	switch (op) { 
+
+		// If user enter + 
+		case '+': 
+			cout << num1 + num2; 
+			break; 
+
+		// If user enter - 
+		case '-': 
+			cout << num1 - num2; 
+			break; 
+
+		// If user enter * 
+		case '*': 
+			cout << num1 * num2; 
+			break; 
+
+		// If user enter / 
+		case '/': 
+			cout << num1 / num2; 
+			break; 
+
+		// If the operator is other than +, -, * or /, 
+		// error message will display 
+		default: 
+			cout << "Error! operator is not correct"; 
+			break; 
+	} // switch statement ends 
+
+	return 0; 
+}