add new solutions

2026-02-26 17:18:02 +09:00 · 2026-02-26 17:18:02 +09:00 · a7ff717b7a
commit a7ff717b7a
parent 0f5f9e331c
7 changed files with 221 additions and 0 deletions
--- a/solutions/6/q693/solution.go
+++ b/solutions/6/q693/solution.go
@ -0,0 +1,15 @@
+package q693
+
+func hasAlternatingBits(n int) bool {
+	last := -1
+	for n > 0 {
+		if last == n%2 {
+			return false
+		}
+		last = n % 2
+		n >>= 1
+	}
+	return true
+}
+
+var _ = hasAlternatingBits