Create 1784-check-if-binary-string-has-at-most-one-segment-of-ones.js

Author: everthis

1784-check-if-binary-string-has-at-most-one-segment-of-ones.js

@@ -0,0 +1,12 @@
+/**
+ * @param {string} s
+ * @return {boolean}
+ */
+const checkOnesSegment = function(s) {
+  let res = 1
+  for(let i = 1, len = s.length; i < len; i++) {
+    if(s[i] === '1' && s[i - 1] === '0') res++
+    if(s[i] === '1' && s[i - 1] === '1') continue
+  }
+  return res <= 1
+};