FangYang970206

import tkinter
from tkinter import ttk
from tkinter import filedialog
from tkinter import messagebox

import http.client
import hashlib
import urllib.parse
import random
import json

FangYang970206

#include <iostream>
#include <memory>

using namespace std;

struct AllocationMetrics{
    uint32_t totalMemory = 0;
    uint32_t totalFree = 0;
    uint32_t getCurrentUsage() {return totalMemory - totalFree;}
};

FangYang970206

import java.util.concurrent.Callable;
import java.util.concurrent.FutureTask;

public class FutureTest {
	static class MyTask implements Callable<Integer> {
		@Override
		public Integer call() throws Exception {
			Thread.sleep(1000);
			throw new IllegalArgumentException("exception");
		}