提交记录 19896 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
lotus_f	1001. 测测你的排序	Compile Error	0	0 ns	0 KB	C	757 B

提交时间	评测时间
2023-08-11 17:14:12	2023-08-11 17:14:14

代码

#include<stdio.h>
#include<string.h>
void sort(unsigned *a,int n)
{
	unsigned *b=new unsigned[n],*cnt=new unsigned[256];
	memset(cnt,0,1024);
	register int i;
	for(i=0; i<=n-1; ++i) ++cnt[a[i]&255];
	for(i=1; i<256; ++i) cnt[i]+=cnt[i-1];
	for(i=n-1; i>=0; --i) b[--cnt[a[i]&255]]=a[i];
	memset(cnt,0,1024);
	for(i=0; i<=n-1; ++i) ++cnt[b[i]>>8&255];
	for(i=1; i<256; ++i) cnt[i]+=cnt[i-1];
	for(i=n-1; i>=0; --i) a[--cnt[b[i]>>8&255]]=b[i];
	memset(cnt,0,1024);
	for(i=0; i<=n-1; ++i) ++cnt[a[i]>>16&255];
	for(i=1; i<256; ++i) cnt[i]+=cnt[i-1];
	for(i=n-1; i>=0; --i) b[--cnt[a[i]>>16&255]]=a[i];
	memset(cnt,0,1024);
	for(i=0; i<=n-1; ++i) ++cnt[b[i]>>24&255];
	for(i=1; i<256; ++i) cnt[i]+=cnt[i-1];
	for(i=n-1; i>=0; --i) a[--cnt[b[i]>>24&255]]=b[i];
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/6fcde1f0382711ee953b9d510784bac5/contestant.c: In function ‘sort’:
jp_data/tasks/6fcde1f0382711ee953b9d510784bac5/contestant.c:5:14: error: ‘new’ undeclared (first use in this function)
    5 |  unsigned *b=new unsigned[n],*cnt=new unsigned[256];
      |              ^~~
jp_data/tasks/6fcde1f0382711ee953b9d510784bac5/contestant.c:5:14: note: each undeclared identifier is reported only once for each function it appears in
jp_data/tasks/6fcde1f0382711ee953b9d510784bac5/contestant.c:5:18: error: expected ‘,’ or ‘;’ before ‘unsigned’
    5 |  unsigned *b=new unsigned[n],*cnt=new unsigned[256];
      |                  ^~~~~~~~
jp_data/tasks/6fcde1f0382711ee953b9d510784bac5/contestant.c:6:9: error: ‘cnt’ undeclared (first use in this function); did you mean ‘int’?
    6 |  memset(cnt,0,1024);
      |         ^~~
      |         int