【免费】Lab5_57119101_王晨阳1资源-CSDN文库

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Ex1

generate_1.cpp

#include <cstdio>

#include <ctime>

#include <fstream>

#include <iostream>

using namespace std;

int main()

{

ofstream outputFile;

outputFile.open("IPv4.csv");

srand(time(0));

for (int i = 1; i <= 100; i++)

{

outputFile << rand() % 256 << '.' << rand() % 256 << '.' <<

rand() % 256 << '.' << rand() % 256 << ' ';

char str[50];

time_t now = time(NULL);

strftime(str, 50, "%Y-%m-%d %H:%M:%S", localtime(&now));

outputFile << str << endl;

}

outputFile.close();

}

IPv4.csv

240.139.208.242 2021-05-11 20:01:29

45.76.108.195 2021-05-11 20:01:29

5.32.32.93 2021-05-11 20:01:29

92.233.148.210 2021-05-11 20:01:29

204.112.191.77 2021-05-11 20:01:29

162.87.10.165 2021-05-11 20:01:29

41.80.179.50 2021-05-11 20:01:29

44.141.112.224 2021-05-11 20:01:29

182.120.86.129 2021-05-11 20:01:29

28.163.248.104 2021-05-11 20:01:29

61.2.211.51 2021-05-11 20:01:29

9.88.234.232 2021-05-11 20:01:29

64.239.173.68 2021-05-11 20:01:29

124.140.31.79 2021-05-11 20:01:29

114.162.56.52 2021-05-11 20:01:29

117.198.136.80 2021-05-11 20:01:29

60.99.30.137 2021-05-11 20:01:29

228.175.168.225 2021-05-11 20:01:29

56.221.220.74 2021-05-11 20:01:29

49.149.22.189 2021-05-11 20:01:29

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