/**
 * Returns true if value is -0, false otherwise 
 * @param {Number} value Value to be checked for -0. 
 */

function isNegativeZero(value) {
  // TODO: Your code goes here
}

module.exports = isNegativeZero;
@@ -144,36 +144,35 @@
 %7B%0A  
-// TODO: Your code goes here
+return Object.is(-0, value)
 %0A%7D%0A%0A
@@ -203,8 +203,9 @@
 iveZero;
+%0A

update negative zero