提交记录 19867 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
lotus_f	wc2017b1. 【WC2017】挑战-任务1	Compile Error	0	0 ns	0 KB	C++14	725 B

提交时间	评测时间
2023-08-11 16:11:34	2023-08-11 16:11:36

代码

void sort(unsigned *a,int n)
{
	int cnt[256];
	memset(cnt,0,sizeof(cnt));
	for(int j=1; j<=n; ++j) ++cnt[a[j]&255];
	for(int j=1; j<256; ++j) cnt[j]+=cnt[j-1];
	for(int j=n; j>=1; --j) b[cnt[a[j]&255]--]=a[j];
	memset(cnt,0,sizeof(cnt));
	for(int j=1; j<=n; ++j) ++cnt[b[j]>>8&255];
	for(int j=1; j<256; ++j) cnt[j]+=cnt[j-1];
	for(int j=n; j>=1; --j) a[cnt[b[j]>>8&255]--]=b[j];
	memset(cnt,0,sizeof(cnt));
	for(int j=1; j<=n; ++j) ++cnt[a[j]>>16&255];
	for(int j=1; j<256; ++j) cnt[j]+=cnt[j-1];
	for(int j=n; j>=1; --j) b[cnt[a[j]>>16&255]--]=a[j];
	memset(cnt,0,sizeof(cnt));
	for(int j=1; j<=n; ++j) ++cnt[b[j]>>24&255];
	for(int j=1; j<256; ++j) cnt[j]+=cnt[j-1];
	for(int j=n; j>=1; --j) a[cnt[b[j]>>24&255]--]=b[j];
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp: In function ‘void sort(unsigned int*, int)’:
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:4:2: error: ‘memset’ was not declared in this scope
    4 |  memset(cnt,0,sizeof(cnt));
      |  ^~~~~~
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:1:1: note: ‘memset’ is defined in header ‘<cstring>’; did you forget to ‘#include <cstring>’?
  +++ |+#include <cstring>
    1 | void sort(unsigned *a,int n)
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:7:26: error: ‘b’ was not declared in this scope
    7 |  for(int j=n; j>=1; --j) b[cnt[a[j]&255]--]=a[j];
      |                          ^
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:9:32: error: ‘b’ was not declared in this scope
    9 |  for(int j=1; j<=n; ++j) ++cnt[b[j]>>8&255];
      |                                ^
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:11:32: error: ‘b’ was not declared in this scope
   11 |  for(int j=n; j>=1; --j) a[cnt[b[j]>>8&255]--]=b[j];
      |                                ^
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:15:26: error: ‘b’ was not declared in this scope
   15 |  for(int j=n; j>=1; --j) b[cnt[a[j]>>16&255]--]=a[j];
      |                          ^
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:17:32: error: ‘b’ was not declared in this scope
   17 |  for(int j=1; j<=n; ++j) ++cnt[b[j]>>24&255];
      |                                ^
jp_data/tasks/b0026600381e11ee953b9d510784bac5/contestant.cpp:19:32: error: ‘b’ was not declared in this scope
   19 |  for(int j=n; j>=1; --j) a[cnt[b[j]>>24&255]--]=b[j];
      |                                ^