user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<numDistinct>:
  endbr64
  push   %r15
  mov    %rdi,%r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x28,%rsp
  call   <strlen@plt>
  mov    %rbx,%rdi
  mov    %eax,%ebp
  call   <strlen@plt>
  test   %eax,%eax
  je     L199
  mov    %eax,%r14d
  cmp    %eax,%ebp
  jl     L199
  test   %ebp,%ebp
  jle    L65
  movzbl (%rbx),%edx
  mov    %r15,%rax
  xor    %r9d,%r9d
  jmp    L93
  nopl   (%rax)
L67:
  add    $0x1,%r9d
  add    $0x1,%rax
  cmp    %r9d,%ebp
  je     L199
L93:
  cmp    %dl,(%rax)
  jne    L67
  sub    %r9d,%ebp
  mov    %r9d,0x10(%rsp)
  movslq %r14d,%r12
  mov    %ebp,%edi
  imul   %r14d,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  lea    0x0(,%rbp,8),%edi
  mov    %rax,%r13
  movslq %ebp,%rax
  mov    %rax,0x8(%rsp)
  call   <malloc@plt>
  test   %ebp,%ebp
  mov    0x10(%rsp),%r9d
  mov    %rax,%r8
  jle    L175
  lea    -0x1(%rbp),%edx
  lea    0x0(,%r12,4),%rsi
  lea    0x8(%rax,%rdx,8),%rdx
  nopl   0x0(%rax)
L50:
  mov    %r13,(%rax)
  add    $0x8,%rax
  add    %rsi,%r13
  cmp    %rax,%rdx
  jne    L50
L175:
  mov    (%r8),%r13
  movl   $0x1,0x0(%r13)
  cmp    $0x1,%r14d
  jle    L47
  lea    -0x1(%r14),%edx
  lea    0x4(%r13),%rdi
  xor    %esi,%esi
  mov    %r9d,0x1c(%rsp)
  shl    $0x2,%rdx
  mov    %r8,0x10(%rsp)
  call   <memset@plt>
  mov    0x10(%rsp),%r8
  mov    0x1c(%rsp),%r9d
L47:
  cmp    $0x1,%ebp
  jle    L111
  movslq %r9d,%rdi
  lea    -0x1(%rbp),%r10d
  mov    $0x1,%eax
  add    %r15,%rdi
  jmp    L80
  nopl   0x0(%rax)
L17:
  add    $0x1,%rax
  mov    %rdx,%r13
L80:
  mov    (%r8,%rax,8),%rdx
  mov    0x0(%r13),%esi
  mov    %esi,(%rdx)
  movzbl (%rbx),%ecx
  cmp    %cl,(%rdi,%rax,1)
  jne    L135
  add    $0x1,%esi
  mov    %esi,(%rdx)
L135:
  cmp    %rax,%r10
  jne    L17
  lea    0x1(%r9),%r10d
  lea    0x8(%r8),%r11
  add    %ebp,%r9d
  xchg   %ax,%ax
L0:
  cmp    $0x1,%r14d
  jle    L108
  movslq %r10d,%rdi
  mov    -0x8(%r11),%rsi
  mov    (%r11),%rcx
  mov    $0x1,%eax
  add    %r15,%rdi
  nopl   0x0(%rax,%rax,1)
L26:
  mov    (%rsi,%rax,4),%edx
  mov    %edx,(%rcx,%rax,4)
  movzbl (%rbx,%rax,1),%ebp
  cmp    %bpl,(%rdi)
  jne    L119
  add    -0x4(%rsi,%rax,4),%edx
  mov    %edx,(%rcx,%rax,4)
L119:
  add    $0x1,%rax
  cmp    %rax,%r12
  jne    L26
L108:
  add    $0x1,%r10d
  add    $0x8,%r11
  cmp    %r10d,%r9d
  jne    L0
L111:
  mov    0x8(%rsp),%rax
  mov    -0x8(%r8,%rax,8),%rax
  mov    -0x4(%rax,%r12,4),%ebp
  jmp    L117
  nopl   (%rax)
L199:
  xor    %ebp,%ebp
L117:
  add    $0x28,%rsp
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L65:
  je     L117
  mov    %ebp,%edi
  movslq %r14d,%r12
  imul   %r14d,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  movslq %ebp,%rax
  lea    0x0(,%rbp,8),%edi
  mov    %rax,0x8(%rsp)
  call   <malloc@plt>
  xor    %r9d,%r9d
  mov    %rax,%r8
  jmp    L175
```

assistant: ```c
int numDistinct(char *s, char *t) {
  int s_len = strlen(s);
  int t_len = strlen(t);
  if (t_len == 0 || s_len < t_len) {
    return 0;
  }
  int start = 0;
  while (start < s_len && s[start] != t[0]) {
    start++;
  }
  if (start == s_len) {
    return 0;
  }
  int i, j;
  int *table = malloc((s_len - start) * t_len * sizeof(int));
  int **dp = malloc((s_len - start) * sizeof(int *));
  for (i = 0; i < s_len - start; i++) {
    dp[i] = &table[i * t_len];
  }
  dp[0][0] = 1;
  for (i = 1; i < t_len; i++) {
    dp[0][i] = 0;
  }
  for (i = 1; i < s_len - start; i++) {
    dp[i][0] = dp[i - 1][0];
    if (s[start + i] == t[0]) {
      dp[i][0]++;
    }
  }
  for (i = 1; i < s_len - start; i++) {
    for (j = 1; j < t_len; j++) {
      dp[i][j] = dp[i - 1][j];
      if (s[start + i] == t[j]) {
        dp[i][j] += dp[i - 1][j - 1];
      }
    }
  }
  return dp[s_len - start - 1][t_len - 1];
}
```