Create Calculator.c

Author: Sudhanshu-Ambastha

Calculator.c

@@ -0,0 +1,43 @@
+// Online C compiler to run C program online
+#include <stdio.h>
+
+int main() {
+    char ch; float a, b, sum;
+    
+    printf("Enter an operator (+, -, *, /):");
+    scanf("%c", &ch);
+    printf("Enter 1st no.: ");
+    scanf("%f", &a);
+    printf("Enter 2nd no.: ");
+    scanf("%f", &b);
+    
+    switch(ch){
+        case '+':
+        sum = a + b;
+        printf("%.2f + %.2f = %.2f\n", a, b, sum);
+        break;
+        case'-':
+        sum = a - b;
+        printf("%.2f - %.2f = %.2f\n", a, b, sum);
+        break;
+        case'*':
+        sum = a * b;
+        printf("%.2f * %.2f = %.2f\n", a, b, sum);
+        break;
+        case'/':
+         if (a || b != 0)
+        {
+            sum = a / b;
+            printf("%.2f / %.2f = %.2f\n", a, b, sum);
+        }
+        else
+        {
+            printf("Error! Division by zero.\n");
+        }
+        break;
+        default:
+        printf("Invalid operator!\n");
+    }
+
+    return 0;
+}