List soal PWN untuk KSL Seleksi
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

92 lines
2.1 KiB

//gcc -g -no-pie -fno-stack-protector -fno-pic -fno-builtin -mpreferred-stack-boundary=2 -m32 ingin_melompat2.c -o ingin_melompat2
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
int wallet = 18;
char burung[8];
void secret_message(){
system("/bin/sh");
}
void init(){
setvbuf(stdin, NULL, _IONBF, 0);
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
}
void buy_flag(){
if(wallet < 999999999999) printf("kamu terlalu lemah dude :)\n");
else secret_message();
}
void jual_burung(){
char buffer[64];
getchar();
printf("burung apa yang kamu mau jual ?\n");
fflush(stdout);
fgets(buffer, sizeof(buffer), stdin);
printf("yang kamu jual : ");
printf(buffer);
if(strcmp(buffer,"garuda") == 1 && strcmp(burung,"garuda") == 0){
printf("burung berhasil di jual\n");
wallet = wallet + 10;
memset(&burung[0], 0, sizeof(burung));
} else{
puts("not found !\n");
exit(0);
}
}
void menu(){
printf("+--------------------------------+\n");
printf("---------PASAR BURUNG 2.0---------\n");
printf("+--------------------------------+\n");
printf("1. beli flag (sawit 1 hektar)\n");
printf("2. beli garuda (10 ruby)\n");
printf("3. lihat burung yang udah di beli\n");
printf("4. jual burung\n");
printf("5. check wallet\n");
printf("6. exit\n");
}
int main()
{
while(1){
char pilihan;
init();
menu();
printf(">>");
fflush(stdout);
scanf("%s",&pilihan);
switch(pilihan){
case '1' :
buy_flag();
break;
case '2' :
if(wallet > 10){
printf("burung berhasil di beli\n");
wallet = wallet - 10;
strcpy(burung,"garuda");
} else printf("uang gak cukup!\n");
break;
case '3' :
if(strlen(burung) == 0) printf("belum ada yang kamu beli!\n");
else printf("burung yg dah di beli : %s\n",burung);
break;
case '4' :
jual_burung();
break;
case '5' :
printf("isi wallet : %d ruby\n",wallet);
break;
case '6' :
printf("makasih udah berkunjung :)\n");
exit(0);
break;
default :
fprintf(stderr,"bad request!\n");
exit(0);
}
}
}