Calculator

Author: mrgr4yhat

Calculator

@@ -0,0 +1,53 @@
+#include <stdio.h>
+
+int main() {
+
+    char operator;
+
+    double first, second;
+
+    printf("Enter an operator (+, -, *,): ");
+
+    scanf("%c", &operator);
+
+    printf("Enter two operands: ");
+
+    scanf("%lf %lf", &first, &second);
+
+    switch (operator) {
+
+    case '+':
+
+        printf("%.1lf + %.1lf = %.1lf", first, second, first + second);
+
+        break;
+
+    case '-':
+
+        printf("%.1lf - %.1lf = %.1lf", first, second, first - second);
+
+        break;
+
+    case '*':
+
+        printf("%.1lf * %.1lf = %.1lf", first, second, first * second);
+
+        break;
+
+    case '/':
+
+        printf("%.1lf / %.1lf = %.1lf", first, second, first / second);
+
+        break;
+
+        // operator doesn't match any case constant
+
+    default:
+
+        printf("Error! operator is not correct");
+
+    }
+
+    return 0;
+
+}