提交记录 16063 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
ObsidianY	1003. 测测你的二分查找	Compile Error	0	0 ns	0 KB	C++11	206 B

提交时间	评测时间
2021-03-19 22:13:26	2021-03-19 22:13:29

代码

#include <bits/stdc++.h>
int binary_search(const unsigned *line, int ub, unsigned value){
    int a = const_cast<unsigned*>(line);
  if (a[0] != 0) {
   memset(a, 0, sizeof(unsigned) * ub);
}
   return 0;
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/4603fee888bd11eb8d96fdb470a28eb4/contestant.cpp: In function ‘int binary_search(const unsigned int*, int, unsigned int)’:
jp_data/tasks/4603fee888bd11eb8d96fdb470a28eb4/contestant.cpp:3:13: error: invalid conversion from ‘unsigned int*’ to ‘int’ [-fpermissive]
    3 |     int a = const_cast<unsigned*>(line);
      |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~
      |             |
      |             unsigned int*
jp_data/tasks/4603fee888bd11eb8d96fdb470a28eb4/contestant.cpp:4:10: error: invalid types ‘int[int]’ for array subscript
    4 |   if (a[0] != 0) {
      |          ^
jp_data/tasks/4603fee888bd11eb8d96fdb470a28eb4/contestant.cpp:5:11: error: invalid conversion from ‘int’ to ‘void*’ [-fpermissive]
    5 |    memset(a, 0, sizeof(unsigned) * ub);
      |           ^
      |           |
      |           int
In file included from /usr/include/c++/9/cstring:42,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:48,
                 from jp_data/tasks/4603fee888bd11eb8d96fdb470a28eb4/contestant.cpp:1:
/usr/include/string.h:61:28: note:   initializing argument 1 of ‘void* memset(void*, int, size_t)’
   61 | extern void *memset (void *__s, int __c, size_t __n) __THROW __nonnull ((1));
      |                      ~~~~~~^~~