Create 1822.js

Author: Barklim

example/ProgrammingSkills/0.Basic/1822.js

@@ -0,0 +1,29 @@
+/**
+ * @param {number[]} nums
+ * @return {number}
+ */
+var arraySign = function(nums) {
+
+};
+
+const example1 = arraySign([-1,-2,-3,-4,3,2,1]); // 1
+const example2 = arraySign([1,5,0,2,-3]); // 0
+const example3 = arraySign([-1,1,-1,1,-1]); // -1
+
+console.log(example1);
+console.log(example2);
+console.log(example3);
+
+// var arraySign = function(nums) {
+//     let minusCount = 0;
+//     for (const number of nums) {
+//         if (number === 0) {
+//             return 0
+//         }
+
+//         if (number < 0) {
+//             minusCount += 1
+//         }
+//     }
+//     return minusCount % 2 === 0 ? 1 : -1
+// };