feat:add task_3

src/Task_3.cairo

@@ -0,0 +1,54 @@
+pub mod MathUtils {
+    // function to subtract two numbers
+    pub fn subtract_numbers(x: u8, y: u8) -> u8 {
+        return x - y;
+    }
+
+    // function to divide two numbers
+    pub fn divide_numbers(x: u8, y: u8) -> u8 {
+        if x/y == 0 {
+            return 0;
+        }else {
+            return x / y;
+        }
+    }
+
+    // function to multiply two numbers
+    pub fn multiply_numbers(x: u8, y: u8) -> u8 {
+        return x * y;
+    }
+    // function to check if a number is even or odd
+    pub fn is_even_or_odd(x: u8, y: u8) -> bool {
+        if x % 2 == 0 {
+            return true;
+        } else {
+            return false;
+        }
+    }
+    // function to check if a number is odd
+    pub fn is_odd(x: u8) -> bool {
+        if x % 2 == 0 {
+            return false;
+        } else {
+            return true;
+        }
+    }
+    // function to check if a number is positive
+    pub fn is_positive(x: i8) -> ByteArray {
+        if x > 0 {
+            return "positive";
+        } else if x == 0 {
+            return "zero";
+        } else {
+            return "negative";
+        }
+    }
+    // function to check the maximum of two numbers
+    pub fn is_max(x:u8, y:u8) -> u8 {
+        if x > y {
+            return x;
+        } else {
+            return y;
+        }
+    }
+}