user: 这段汇编代码用C语言表示是什么样的：

```asm
<step5_lng>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    0x50(%rsp),%rax
  mov    0x40(%rsp),%r15
  mov    0x38(%rsp),%r14
  mov    0x48(%rsp),%r10
  mov    %rax,-0x10(%rsp)
  mov    D1(%rip),%rax
  mov    %rdx,-0x20(%rsp)
  mov    %rdi,-0x28(%rsp)
  mov    (%rax),%rdx
  mov    %rcx,-0x18(%rsp)
  test   %r15,%r15
  jle    L75
  mov    %rsi,%rbx
  lea    (%r9,%r10,4),%r12
  mov    %r13,%rbp
  xor    %edi,%edi
  lea    0x0(,%r15,8),%rsi
  jmp    L179
  nopw   0x0(%rax,%rax,1)
L136:
  lea    0x1(%rdi),%rax
  add    $0x8,%rbp
  cmp    %rax,%r15
  je     L95
L68:
  mov    %rax,%rdi
L179:
  mov    (%r14,%rdi,4),%eax
  test   %eax,%eax
  jne    L136
  test   %r10,%r10
  jle    L136
  mov    %rbp,%rcx
  mov    %r9,%rax
  nopl   0x0(%rax,%rax,1)
L67:
  mov    (%rax),%r11d
  test   %r11d,%r11d
  jne    L20
  mov    (%rcx),%r11
  cmp    %r11,%rdx
  cmovg  %r11,%rdx
L20:
  add    $0x4,%rax
  add    %rsi,%rcx
  cmp    %r12,%rax
  jne    L67
  lea    0x1(%rdi),%rax
  add    $0x8,%rbp
  cmp    %rax,%r15
  jne    L68
L95:
  xor    %r11d,%r11d
  jmp    L148
L82:
  lea    0x1(%r11),%rax
  add    $0x8,%rbx
  cmp    %r11,%rdi
  je     L75
L56:
  mov    %rax,%r11
L148:
  mov    (%r14,%r11,4),%ecx
  test   %ecx,%ecx
  je     L82
  test   %r10,%r10
  jle    L82
  mov    %rbx,%rax
  xor    %ecx,%ecx
  nopw   0x0(%rax,%rax,1)
L24:
  add    $0x1,%rcx
  add    %rdx,(%rax)
  add    %rsi,%rax
  cmp    %rcx,%r10
  jne    L24
  lea    0x1(%r11),%rax
  add    $0x8,%rbx
  cmp    %r11,%rdi
  jne    L56
L75:
  test   %r10,%r10
  jle    L143
  lea    0x0(,%r15,8),%rdi
  mov    %r9,%rsi
  lea    (%r9,%r10,4),%r11
  lea    0x0(%r13,%rdi,1),%rcx
  jmp    L12
  nop
L158:
  add    $0x4,%rsi
  add    %rdi,%rcx
  cmp    %r11,%rsi
  je     L143
L12:
  mov    (%rsi),%eax
  test   %eax,%eax
  jne    L158
  test   %r15,%r15
  jle    L158
  mov    %rcx,%rax
  sub    %rdi,%rax
  nopl   (%rax)
L15:
  sub    %rdx,(%rax)
  add    $0x8,%rax
  cmp    %rcx,%rax
  jne    L15
  add    $0x4,%rsi
  add    %rdi,%rcx
  cmp    %r11,%rsi
  jne    L12
L143:
  mov    -0x10(%rsp),%rax
  mov    -0x18(%rsp),%rcx
  mov    %r10,0x48(%rsp)
  mov    %r13,%rsi
  mov    -0x20(%rsp),%rdx
  mov    -0x28(%rsp),%rdi
  mov    %r15,0x40(%rsp)
  mov    %rax,0x50(%rsp)
  mov    %r14,0x38(%rsp)
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1050 <step3_lng@plt>
```

assistant: ```c
void step5_lng(long *assignment, long *distMatrix, bool *starMatrix, bool *newStarMatrix, bool *primeMatrix, bool *coveredColumns, bool *coveredRows, long nOfRows, long nOfColumns, long minDim) {
  long h, value;
  long row, col;
  h = LONG_MAX;
  for (row = 0; row < nOfRows; row++)
    if (!coveredRows[row])
      for (col = 0; col < nOfColumns; col++)
        if (!coveredColumns[col]) {
          value = distMatrix[row + nOfRows * col];
          if (value < h)
            h = value;
        }
  for (row = 0; row < nOfRows; row++)
    if (coveredRows[row])
      for (col = 0; col < nOfColumns; col++)
        distMatrix[row + nOfRows * col] += h;
  for (col = 0; col < nOfColumns; col++)
    if (!coveredColumns[col])
      for (row = 0; row < nOfRows; row++)
        distMatrix[row + nOfRows * col] -= h;
  step3_lng(assignment, distMatrix, starMatrix, newStarMatrix, primeMatrix, coveredColumns, coveredRows, nOfRows, nOfColumns, minDim);
}
```