Move files to base of directory

ekerejosh/calculator.c

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+#include "calculator.h"
+
+// Function for addition
+float addition(float num1, float num2)
+{
+    return (num1 + num2);
+}
+
+// Function for subtraction
+float subtraction(float num1, float num2)
+{
+    return (num1 - num2);
+}
+
+// Function for multiplication
+float multiplication(float num1, float num2)
+{
+    return (num1 * num2);
+}
+
+// Function for division
+float division(float num1, float num2)
+{
+    return (num1 / num2);
+}

ekerejosh/calculator.h

@@ -0,0 +1,10 @@
+#ifndef CALCULATOR_H
+#define CALCULATOR_H
+
+// Function declarations for basic operations
+float addition(float a, float b);
+float subtraction(float a, float b);
+float multiplication(float a, float b);
+float division(float a, float b);
+
+#endif 

ekerejosh/main.c

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+#include <stdio.h>
+#include "calculator.h"
+/**
+ * main - This progam performs basic arithmetic operations on a pair of numbers
+ * Return: (0) success, (1) fail
+*/
+int main()
+{
+    float num1, num2, result;
+    char operator;
+
+    printf("Enter a simple arithmetic expression. Example: 2 * 2\n");
+	printf("(allowed operators: +, -, *, or /)\n");
+	printf("\n");
+
+    //Take numbers and operators from the user
+    printf("Enter the first number: ");
+    if (scanf("%f", &num1) != 1)
+    {
+        printf("Invalid input for the first number.\n");
+        return (1);
+    }
+
+    printf("Enter the operator (+, -, *, /): ");
+    scanf(" %c", &operator);
+
+    printf("Enter the second number: ");
+    if (scanf("%f", &num2) != 1)
+    {
+        printf("Invalid input for the first number.\n");
+        return (1);
+    }
+
+    //Perform the appropriate arithmetic operation based on the operator
+    switch (operator)
+    {
+    case '+':
+        result = addition(num1, num2);
+        break;
+    case '-':
+        result = subtraction(num1, num2);
+        break;
+    case '*':
+        result = multiplication(num1, num2);
+        break;
+    case '/':
+        // Check for division by zero
+        if (num2 == 0)
+        {
+            printf("Error: Cannot divide by zero.\n");
+            return (1);
+        }
+        result = division(num1, num2);
+        break;
+        default:
+        printf("Invalid operator. Please use any of '+', '-', '*', '/'. \n");
+    }
+
+    // Output the result
+    printf("Result: %.2f\n", result);
+
+    return (0);
+
+}