提交记录 28057 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
GoatGirl98	wc2017b1. 【WC2017】挑战-任务1	Compile Error	0	0 ns	0 KB	C++14	730 B

提交时间	评测时间
2025-04-27 11:38:46	2025-04-27 11:38:48

代码

unsigned b[200000000];
unsigned buc[4][256];

void sort(unsigned *a, int n)
{
    for (int i = 0; i < n; ++i)
    {
        ++buc[0][a[i] & 255];
        ++buc[1][(a[i] >> 8) & 255];
        ++buc[2][(a[i] >> 16) & 255];
        ++buc[3][a[i] >> 24];
    }
    for (unsigned k = 0; k < 4; ++k)
    {
        u32 offset = 0;
        for (unsigned  = 0; i < 256; ++i) 
            std::swap(buc[k][i], offset), offset += buc[k][i];
    }
    for (unsigned i = 0; i < n; ++i) b[buc[0][a[i] & 255]++] = a[i];
    for (unsigned i = 0; i < n; ++i) a[buc[1][b[i] >> 8 & 255]++] = b[i];
    for (unsigned i = 0; i < n; ++i) b[buc[2][a[i] >> 16 & 255]++] = a[i];
    for (unsigned i = 0; i < n; ++i) a[buc[3][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/201064e2231911f092f5f5b9524cb88a/contestant.cpp: In function ‘void sort(unsigned int*, int)’:
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:15:9: error: ‘u32’ was not declared in this scope
   15 |         u32 offset = 0;
      |         ^~~
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:16:24: error: expected unqualified-id before ‘=’ token
   16 |         for (unsigned  = 0; i < 256; ++i)
      |                        ^
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:16:22: error: expected ‘;’ before ‘=’ token
   16 |         for (unsigned  = 0; i < 256; ++i)
      |                      ^ ~
      |                      ;
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:16:24: error: expected primary-expression before ‘=’ token
   16 |         for (unsigned  = 0; i < 256; ++i)
      |                        ^
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:16:29: error: ‘i’ was not declared in this scope
   16 |         for (unsigned  = 0; i < 256; ++i)
      |                             ^
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:16:36: error: expected ‘)’ before ‘;’ token
   16 |         for (unsigned  = 0; i < 256; ++i)
      |             ~                      ^
      |                                    )
jp_data/tasks/201064e2231911f092f5f5b9524cb88a/contestant.cpp:16:40: error: ‘i’ was not declared in this scope
   16 |         for (unsigned  = 0; i < 256; ++i)
      |                                        ^