20201210

20201210/main.go

@@ -0,0 +1,29 @@
+package main
+
+func main() {
+
+}
+
+func replace(src string) string {
+	var ret []rune
+	l := len(src)
+	cursor := 0
+	for {
+		if cursor == l {
+			break
+		}
+		if cursor < l-1 && src[cursor] == '(' && src[cursor+1] == ')' {
+			ret = append(ret, 'o')
+			cursor += 2
+			continue
+		}
+		if cursor < l-3 && src[cursor] == '(' && src[cursor+3] == ')' {
+			ret = append(ret, []rune{'a', 'l'}...)
+			cursor += 4
+			continue
+		}
+		ret = append(ret, rune(src[cursor]))
+		cursor++
+	}
+	return string(ret)
+}