代码

/* References:
 * saffah_dsh_260814, https://duck.ac/submission/43006 : replace libc startup and
 * invoke the exit syscall directly. No license notice present in source.
 * Idea: explicitly select successful exit status while omitting libc initialization.
 */
void __libc_start_main(void*m,int n,char**v){
 __asm__ volatile("mov $60,%%eax; xor %%edi,%%edi; syscall":::"rax","rdi","rcx","r11","memory");
 __builtin_unreachable();
}
int main(void){return 0;}

评测结果