드림핵 웰컴!

#include <stdio.h>

​

int main(void) {

​

FILE *fp;

char buf[0x80] = {};

size_t flag_len = 0;

​

printf("Welcome To DreamHack Wargame!\n");

​

fp = fopen("/flag", "r");

fseek(fp, 0, SEEK_END);

flag_len = ftell(fp);

fseek(fp, 0, SEEK_SET);

fread(buf, 1, flag_len, fp);

fclose(fp);

​

printf("FLAG : ");

​

fwrite(buf, 1, flag_len, stdout);

}

​

그냥 공짜 문제 냠냠