ManPD

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<unistd.h>
#include<arpa/inet.h> // AF_INET 외부 네트워크 도메인
#include<sys/types.h>
#include<sys/socket.h>
#define MAXLINE 511
int main(int argc,char *argv[]){
    int cli_sock;

ManPD

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<unistd.h>
#include<arpa/inet.h> //AF_INET 외부 내트워크 도메인
#include<sys/types.h>
#include<sys/socket.h>
#define MAXLINE 511
int main(int argc,char* argv[]){
    int serv_sock;

ManPD

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <arpa/inet.h>

int main(int argc, char* argv[], char* envp[]){
	printf("Welcome to pwnable.kr\n");
	printf("Let's see if you know how to give input to program\n");
	printf("Just give me correct inputs then you will get the flag :)\n");

ManPD

#include <stdio.h>                                                         
#include <stdlib.h>                                                        

int main(){                                                                
        //stage1 attack!
        
        char *argv[101] = {"/home/input/input", [1 ... 99] = "A", NULL};	//argv[0],argv[1],....,argv[100]
        argv['A'] = "\x00";                                             
        argv['B'] = "\x20\x0a\x0d";                                        
        argv['C'] = "33333";