user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  movsd  D31(%rip),%xmm0
  movsd  %xmm0,-0x18(%rbp)
  mov    $0x2000000,%edi
  call   <malloc@plt>
  mov    %rax,-0x28(%rbp)
  mov    $0x2000000,%edi
  call   <malloc@plt>
  mov    %rax,-0x20(%rbp)
  mov    $0x2000000,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <initializeCero@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <initializeCero@plt>
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <initializeCero@plt>
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <interiorRandom@plt>
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <max@plt>
  cvttsd2si %xmm0,%eax
  mov    %eax,%esi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x0,-0x2c(%rbp)
  jmp    L44
L50:
  movl   $0x1,-0x34(%rbp)
  jmp    L18
L43:
  movl   $0x1,-0x30(%rbp)
  jmp    L42
L21:
  mov    -0x34(%rbp),%eax
  shl    $0xb,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  movapd %xmm0,%xmm1
  mulsd  -0x18(%rbp),%xmm1
  mov    -0x34(%rbp),%eax
  sub    $0x1,%eax
  shl    $0xb,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x34(%rbp),%eax
  add    $0x1,%eax
  shl    $0xb,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x34(%rbp),%eax
  shl    $0xb,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x34(%rbp),%eax
  shl    $0xb,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x34(%rbp),%eax
  shl    $0xb,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movsd  D23(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  addl   $0x1,-0x30(%rbp)
L42:
  cmpl   $0x7fe,-0x30(%rbp)
  jle    L21
  addl   $0x1,-0x34(%rbp)
L18:
  cmpl   $0x7fe,-0x34(%rbp)
  jle    L43
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <max@plt>
  movq   %xmm0,%rax
  mov    -0x2c(%rbp),%edx
  movq   %rax,%xmm0
  mov    %edx,%esi
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  addl   $0x1,-0x2c(%rbp)
L44:
  cmpl   $0x9,-0x2c(%rbp)
  jle    L50
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D31
type_infered: byte[8]
name: unpack_data
arguments: data_tag: D0
type_infered: string
name: unpack_data
arguments: data_tag: D23
type_infered: f64
name: unpack_data
arguments: data_tag: D18
type_infered: string

tool: {"D31": [0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x3f]}

tool: D0: Initial=%f


tool: D23: 0.25

tool: D18: Iter %d: max=%f


assistant: ```c
int main() {
  double h2 = 1.0 / 2048;
  double *u;
  double *u_new;
  double *temp;
  double *f;
  int i, j, k;
  u = (double *)malloc(2048 * 2048 * sizeof(double));
  u_new = (double *)malloc(2048 * 2048 * sizeof(double));
  f = (double *)malloc(2048 * 2048 * sizeof(double));
  initializeCero(u);
  initializeCero(f);
  initializeCero(u_new);
  interiorRandom(u);
  printf("Initial=%f\n", max(u));
  for (k = 0; k < 10; k++) {
    for (i = 1; i < 2048 - 1; i++) {
      for (j = 1; j < 2048 - 1; j++) {
        u_new[i * 2048 + j] = 0.25 * (h2 * f[i * 2048 + j] + u[(i - 1) * 2048 + j] + u[(i + 1) * 2048 + j] + +u[i * 2048 + j - 1] + u[i * 2048 + j + 1]);
      }
    }
    temp = u;
    u = u_new;
    u_new = temp;
    printf("Iter %d: max=%f\n", k, max(u_new));
  }
}
```