add new solutions

solutions/14/q1404/solution.go

@@ -0,0 +1,25 @@
+package q1404
+
+func numSteps(s string) int {
+	steps := 0
+	carry := false
+	for i := len(s) - 1; i > 0; i-- {
+		switch {
+		case !carry && s[i] == '0':
+			steps++
+		case !carry && s[i] == '1':
+			steps += 2
+			carry = true
+		case carry && s[i] == '0':
+			steps += 2
+		default:
+			steps++
+		}
+	}
+	if carry {
+		steps++
+	}
+	return steps
+}
+
+var _ = numSteps