user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x1,-0x50(%rbp)
  movl   $0x0,-0x40(%rbp)
  movl   $0x1,-0x3c(%rbp)
  movl   $0x2,-0x38(%rbp)
  movl   $0x3,-0x34(%rbp)
  movl   $0x4,-0x30(%rbp)
  movl   $0x5,-0x2c(%rbp)
  movl   $0x6,-0x28(%rbp)
  movl   $0x7,-0x24(%rbp)
  movl   $0x8,-0x20(%rbp)
  movl   $0x9,-0x1c(%rbp)
  movl   $0xa,-0x18(%rbp)
  movl   $0xb,-0x14(%rbp)
  movl   $0x1,-0x58(%rbp)
  movl   $0x2,-0x54(%rbp)
  movl   $0x1,-0x64(%rbp)
  movq   $0x0,-0x48(%rbp)
  mov    -0x58(%rbp),%eax
  cltq
  lea    (%rax,%rax,1),%rdx
  mov    -0x58(%rbp),%eax
  imul   -0x54(%rbp),%eax
  cltq
  add    %rdx,%rax
  shl    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x48(%rbp)
  mov    -0x58(%rbp),%eax
  cltq
  lea    (%rax,%rax,1),%rdx
  mov    -0x58(%rbp),%eax
  imul   -0x54(%rbp),%eax
  cltq
  add    %rdx,%rax
  shl    $0x2,%rax
  mov    %rax,%rcx
  mov    $0x4,%edx
  mov    $0x8,%esi
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x8,%esi
  lea    D54(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  movl   $0x0,-0x60(%rbp)
  jmp    L60
L80:
  movl   $0x0,-0x5c(%rbp)
  jmp    L87
L2:
  mov    -0x5c(%rbp),%edx
  mov    -0x60(%rbp),%eax
  mov    %eax,%esi
  lea    D48(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x64(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x64(%rbp)
  mov    -0x60(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,8),%rcx
  mov    -0x48(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rdx),%rcx
  mov    -0x5c(%rbp),%edx
  movslq %edx,%rdx
  shl    $0x2,%rdx
  add    %rcx,%rdx
  mov    %eax,(%rdx)
  addl   $0x1,-0x5c(%rbp)
L87:
  mov    -0x5c(%rbp),%eax
  cmp    -0x54(%rbp),%eax
  jl     L2
  addl   $0xa,-0x64(%rbp)
  addl   $0x1,-0x60(%rbp)
L60:
  mov    -0x60(%rbp),%eax
  cmp    -0x58(%rbp),%eax
  jl     L80
  mov    -0x54(%rbp),%edx
  mov    -0x58(%rbp),%eax
  mov    %eax,%esi
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x0,-0x60(%rbp)
  jmp    L1
L32:
  movl   $0x0,-0x5c(%rbp)
  jmp    L81
L34:
  mov    -0x60(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x5c(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,%esi
  lea    D73(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x5c(%rbp)
L81:
  mov    -0x5c(%rbp),%eax
  cmp    -0x54(%rbp),%eax
  jl     L34
  mov    $0xa,%edi
  call   <putchar@plt>
  addl   $0xa,-0x64(%rbp)
  addl   $0x1,-0x60(%rbp)
L1:
  mov    -0x60(%rbp),%eax
  cmp    -0x58(%rbp),%eax
  jl     L32
  lea    -0x50(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%esi
  lea    D43(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x1,%esi
  lea    D20(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L14
  call   <__stack_chk_fail@plt>
L14:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D18
datatype: string
name: disassemble_data
arguments: tag: D54
datatype: string
name: disassemble_data
arguments: tag: D48
datatype: string
name: disassemble_data
arguments: tag: D12
datatype: string
name: disassemble_data
arguments: tag: D73
datatype: string
name: disassemble_data
arguments: tag: D43
datatype: string
name: disassemble_data
arguments: tag: D0
datatype: string
name: disassemble_data
arguments: tag: D20
datatype: string

tool: D18: sizeof(*b)=%ld sizeof(**b)=%ld total size %ld


tool: D54: %ld


tool: D48: Copying b[%d][%d]


tool: D12: Printing Two Dimensional array with %d rows and %d columns


tool: D73: %d 

tool: D43: %d


tool: D0: Must print 1 if you have machine which is Little Endian

tool: D20: size of struct t %ld


assistant: ```c
int main() {
  unsigned int x = 1;
  double y;
  struct t {
    char c;
  };
  int a[3][4] = {{0, 1, 2, 3}, {4, 5, 6, 7}, {8, 9, 10, 11}};
  int rows = 1;
  int columns = 2;
  int start = 1;
  int i, j;
  int **b = NULL;
  b = malloc(sizeof(*b) * rows + (rows * columns * sizeof(**b)));
  printf("sizeof(*b)=%ld sizeof(**b)=%ld total size %ld\n", sizeof(*b), sizeof(**b), (sizeof(*b) * rows + (rows * columns * sizeof(**b))));
  printf("%ld\n", (char *)(&y + 1) - (char *)(&y));
  getchar();
  for (i = 0; i < rows; i++) {
    for (j = 0; j < columns; j++) {
      printf("Copying b[%d][%d]\n", i, j);
      b[i][j] = start++;
    }
    start += 10;
  }
  printf("Printing Two Dimensional array with %d rows and %d columns\n", rows, columns);
  for (i = 0; i < rows; i++) {
    for (j = 0; j < columns; j++) {
      printf("%d ", b[i][j]);
    }
    printf("\n");
    start += 10;
  }
  printf("%d\n", (int)(((char *)&x)[0]));
  printf("Must print 1 if you have machine which is Little Endian\n");
  printf("size of struct t %ld\n", sizeof(struct t));
  return 0;
}
```