CS计算机代考程序代写 Java import java.io.FileWriter;

import java.io.FileWriter;
import java.io.PrintWriter;
import java.io.IOException;
import java.util.Random;

public class FileWrite2 {
public static void main(String[] args) {
final int MAX_NUM = 10000;
final int ITERATIONS = 1000000;

Random rand = new Random();

try (PrintWriter pw =
new PrintWriter(new FileWriter(“testOut2.txt”))) {

int nums[] = new int[MAX_NUM];

for (int i = 0; i < ITERATIONS; i++) { nums[rand.nextInt(MAX_NUM)] += 1; } for (int i = 0; i < nums.length; i++) { pw.format("%4d: %4d\n", i, nums[i]); } } catch (IOException e) { e.printStackTrace(); } } }