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Main.java
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41 lines (34 loc) · 1.13 KB
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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Stack;
public class Main {
private static int T;
private static Stack<Character> stack;
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringBuilder sb = new StringBuilder();
T = Integer.parseInt(br.readLine());
for (int i = 0; i < T; i++) {
if (CheckVPS(br.readLine())) {
sb.append("YES").append("\n");
} else sb.append("NO").append("\n");
}
System.out.println(sb);
}
public static boolean CheckVPS(String brackets) {
stack = new Stack<Character>();
for (int i = 0; i < brackets.length(); i++) {
char bracket = brackets.charAt(i);
if (bracket == '(') {
stack.push(bracket);
} else {
if (stack.isEmpty()) return false;
stack.pop();
}
}
if (stack.isEmpty()) {
return true;
} else return false;
}
}