优点知识 阳明 Kubernetes 网络训练营第1期
Deque<Character> stack = new ArrayDeque<>();
char[] chars = string.toCharArray();
for (char ch : chars) {
if ("[{(".indexOf(ch) >= 0) {
stack.push(ch);
continue;
}
Character head = stack.peek();
if ("]})".indexOf(ch) >= 0) {
if (head != null && ch == bracketMap.get(head)) {
stack.pop();
continue;
} else {
return false;
}
