update math to add convert int to string

module05/ex02/math.c

@@ -7,3 +7,26 @@ void int_to_hex_string(uint64_t value, char *out, uint8_t num_digits) {				// nu
     }
     out[num_digits] = '\0';
 }
+
+void uint16_to_string(uint16_t value, char buffer[17]) {
+    // handle zero case
+    if (value == 0) {
+        buffer[0] = '0';
+		return;
+    }
+
+	uint8_t size = -1;
+	uint16_t copy = value;
+
+	while (copy) {
+		copy /= 10;
+		size++;
+	}
+
+	while (value) {
+		uint8_t digit = value % 10;
+		buffer[size] = digit + '0';
+		value /= 10;
+		size--;
+	}
+}