提交记录 10723 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
Zhengyi_Wang	router32. 测测你的路由器	Compile Error	0	0 ns	0 KB	C++	416 B

提交时间	评测时间
2019-09-28 16:07:24	2020-08-01 02:19:27

代码

#include "router.h"
#include <cstdlib>
unsigned int ans=-1;
int maxlen=-1;
int n;
int q;
RoutingTableEntry *a;

void init(int _n, int _q, const RoutingTableEntry *_a) {
	n=_n;
	q=_q;
	a=_a;
}

unsigned query(unsigned addr) {


	for (int i=0;i<n;i++){
		if ((addr>>(32-atoi(a[i].len)))==(a[i].addr>>(32-atoi(a[i].len)))&&(atoi(a[i].len)>maxlen)){
			maxlen=atoi(a[i].len);
			ans=a[i].nexthop;
		}
	}	
	return ans;
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/5df96de4d35a11ea899e00163e04388b/contestant.cpp: In function ‘void init(int, int, const RoutingTableEntry*)’:
jp_data/tasks/5df96de4d35a11ea899e00163e04388b/contestant.cpp:12:4: error: invalid conversion from ‘const RoutingTableEntry*’ to ‘RoutingTableEntry*’ [-fpermissive]
   12 |  a=_a;
      |    ^~
      |    |
      |    const RoutingTableEntry*
jp_data/tasks/5df96de4d35a11ea899e00163e04388b/contestant.cpp: In function ‘unsigned int query(unsigned int)’:
jp_data/tasks/5df96de4d35a11ea899e00163e04388b/contestant.cpp:19:28: error: invalid conversion from ‘unsigned char’ to ‘const char*’ [-fpermissive]
   19 |   if ((addr>>(32-atoi(a[i].len)))==(a[i].addr>>(32-atoi(a[i].len)))&&(atoi(a[i].len)>maxlen)){
      |                       ~~~~~^~~
      |                            |
      |                            unsigned char
In file included from /usr/include/features.h:461,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/c++config.h:524,
                 from /usr/include/c++/9/cstdlib:41,
                 from jp_data/tasks/5df96de4d35a11ea899e00163e04388b/contestant.cpp:2:
/usr/include/stdlib.h:361:1: note:   initializing argument 1 of ‘int atoi(const char*)’
  361 | __NTH (atoi (const char *__nptr))
      | ^~~~~
jp_data/tasks/5df96de4d35a11ea899e00163e04388b/contestant.cpp:19:62: error: invalid conversion from ‘unsigned char’ to ‘const char*’ [-fpermissive]
   19 |   if ((addr>>(32-atoi(a[i].len)))==(a[i].addr>>(32-atoi(a[i].len)))&&(atoi(a[i].len)>maxlen)){
      |                                                         ~~~~~^~~
      |                                                              |
      |                                                              unsigned char
In file included from /usr/include/features.h:461,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/c++config.h:524,