提交记录 19670 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
TSKY	1004. 【模板题】高精度乘法	Compile Error	0	0 ns	0 KB	C++14	233 B

提交时间	评测时间
2023-07-11 21:01:29	2023-07-11 21:01:30

代码

#include <iostream>
#include <sys/mman.h>
#include <sys/stat.h>
int main()
{
    int fd = fileno(stdin);
    struct stat sb;
    fstat(fd, &sb);
    char *p = (char *)mmap(NULL, STR_LEN, PROT_READ, MAP_PRIVATE, fd, 0);
    puts(p);
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/0d915f661feb11ee953b9d510784bac5/contestant.cpp: In function ‘int main()’:
jp_data/tasks/0d915f661feb11ee953b9d510784bac5/contestant.cpp:9:34: error: ‘STR_LEN’ was not declared in this scope
    9 |     char *p = (char *)mmap(NULL, STR_LEN, PROT_READ, MAP_PRIVATE, fd, 0);
      |                                  ^~~~~~~

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