user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x38(%rbp),%rdx
  lea    -0x34(%rbp),%rax
  mov    %rax,%rsi
  lea    D25(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    -0x38(%rbp),%edx
  mov    -0x34(%rbp),%eax
  imul   %edx,%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x20(%rbp)
  movl   $0x0,-0x28(%rbp)
  jmp    L69
L88:
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rsi
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  addl   $0x1,-0x28(%rbp)
L69:
  mov    -0x38(%rbp),%edx
  mov    -0x34(%rbp),%eax
  imul   %edx,%eax
  cmp    %eax,-0x28(%rbp)
  jl     L88
  lea    -0x30(%rbp),%rdx
  lea    -0x2c(%rbp),%rax
  mov    %rax,%rsi
  lea    D25(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    -0x30(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  imul   %edx,%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  movl   $0x0,-0x28(%rbp)
  jmp    L28
L83:
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rsi
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  addl   $0x1,-0x28(%rbp)
L28:
  mov    -0x30(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  imul   %edx,%eax
  cmp    %eax,-0x28(%rbp)
  jl     L83
  mov    -0x34(%rbp),%edx
  mov    -0x30(%rbp),%eax
  imul   %edx,%eax
  cltq
  shl    $0x3,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%edi
  mov    -0x2c(%rbp),%ecx
  mov    -0x38(%rbp),%esi
  mov    -0x34(%rbp),%eax
  mov    -0x18(%rbp),%r8
  mov    -0x20(%rbp),%rdx
  sub    $0x8,%rsp
  push   -0x10(%rbp)
  mov    %r8,%r9
  mov    %edi,%r8d
  mov    %eax,%edi
  call   <matmul@plt>
  add    $0x10,%rsp
  mov    %eax,-0x24(%rbp)
  cmpl   $0x1,-0x24(%rbp)
  jne    L58
  mov    $0x1,%eax
  jmp    L41
L58:
  mov    -0x30(%rbp),%edx
  mov    -0x34(%rbp),%eax
  mov    %eax,%esi
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x0,-0x28(%rbp)
  jmp    L34
L43:
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,%esi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x28(%rbp)
L34:
  mov    -0x34(%rbp),%edx
  mov    -0x30(%rbp),%eax
  imul   %edx,%eax
  cmp    %eax,-0x28(%rbp)
  jl     L43
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0x0,%eax
L41:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L85
  call   <__stack_chk_fail@plt>
L85:
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D25
type: string
name: parse_data
arguments: label: D22
type: string
name: parse_data
arguments: label: D16
type: string
name: parse_data
arguments: label: D4
type: string

tool: D25: %d %d

tool: D22: %d

tool: D16: %d %d 

tool: D4: %d 

assistant: ```c
int main() {
  int w1, h1, w2, h2;
  int *m1, *m2, *m3;
  int i;
  scanf("%d %d", &h1, &w1);
  m1 = malloc((w1 * h1) * sizeof(m1));
  for (i = 0; i < w1 * h1; i++) {
    scanf("%d", &m1[i]);
  }
  scanf("%d %d", &h2, &w2);
  m2 = malloc((w2 * h2) * sizeof(m2));
  for (i = 0; i < w2 * h2; i++) {
    scanf("%d", &m2[i]);
  }
  m3 = malloc((h1 * w2) * sizeof(m3));
  int ret = matmul(h1, w1, m1, h2, w2, m2, m3);
  if (ret == 1) {
    return 1;
  }
  printf("%d %d ", h1, w2);
  for (i = 0; i < h1 * w2; i++) {
    printf("%d ", m3[i]);
  }
  printf("\n");
  return 0;
}
```