user: What would the C source look like for the assembly code provided here:

```asm
<receber_matriz>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x58,%rsp
  mov    %edi,-0x64(%rbp)
  mov    %esi,-0x68(%rbp)
  mov    %fs:0x28,%rcx
  mov    %rcx,-0x38(%rbp)
  xor    %ecx,%ecx
  mov    %rsp,%rcx
  mov    %rcx,%r15
  mov    -0x68(%rbp),%ecx
  mov    -0x64(%rbp),%esi
  movslq %ecx,%rdi
  sub    $0x1,%rdi
  mov    %rdi,-0x50(%rbp)
  movslq %ecx,%rdi
  mov    %rdi,-0x80(%rbp)
  movq   $0x0,-0x78(%rbp)
  movslq %ecx,%rdi
  lea    0x0(,%rdi,4),%rbx
  movslq %esi,%rdi
  sub    $0x1,%rdi
  mov    %rdi,-0x48(%rbp)
  movslq %ecx,%rdi
  mov    %rdi,%r12
  mov    $0x0,%r13d
  movslq %esi,%rdi
  mov    %rdi,%rax
  mov    $0x0,%edx
  mov    %r13,%r14
  imul   %rax,%r14
  mov    %rdx,%rdi
  imul   %r12,%rdi
  add    %r14,%rdi
  mul    %r12
  add    %rdx,%rdi
  mov    %rdi,%rdx
  movslq %ecx,%rax
  mov    %rax,%r10
  mov    $0x0,%r11d
  movslq %esi,%rax
  mov    %rax,%r8
  mov    $0x0,%r9d
  mov    %r11,%rdx
  imul   %r8,%rdx
  mov    %r9,%rax
  imul   %r10,%rax
  lea    (%rdx,%rax,1),%rdi
  mov    %r10,%rax
  mul    %r8
  add    %rdx,%rdi
  mov    %rdi,%rdx
  movslq %ecx,%rdx
  movslq %esi,%rax
  imul   %rdx,%rax
  lea    0x0(,%rax,4),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%esi
  mov    $0x0,%edx
  div    %rsi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L2:
  cmp    %rdx,%rsp
  je     L71
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L2
L71:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L37
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L37:
  mov    %rsp,%rax
  add    $0x3,%rax
  shr    $0x2,%rax
  shl    $0x2,%rax
  mov    %rax,-0x40(%rbp)
  movl   $0x0,-0x58(%rbp)
  jmp    L56
L36:
  movl   $0x0,-0x54(%rbp)
  jmp    L61
L55:
  mov    -0x54(%rbp),%edx
  mov    -0x58(%rbp),%eax
  mov    %eax,%esi
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    %rbx,%rdx
  shr    $0x2,%rdx
  mov    -0x54(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x58(%rbp),%eax
  cltq
  imul   %rdx,%rax
  add    %rcx,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rsi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  addl   $0x1,-0x54(%rbp)
L61:
  mov    -0x54(%rbp),%eax
  cmp    -0x68(%rbp),%eax
  jl     L55
  addl   $0x1,-0x58(%rbp)
L56:
  mov    -0x58(%rbp),%eax
  cmp    -0x64(%rbp),%eax
  jl     L36
  mov    %r15,%rsp
  nop
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L11
  call   <__stack_chk_fail@plt>
L11:
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D2
datatype: string
name: extract_symbolic_data
arguments: label: D4
datatype: string

tool: D2: 
Insira o valor do numero da linha: %d e da coluna: %d

tool: D4: %d

assistant: ```c
void receber_matriz(int l, int c) {
  int M[l][c];
  for (int linha = 0; linha < l; linha++) {
    for (int coluna = 0; coluna < c; coluna++) {
      printf("\nInsira o valor do numero da linha: %d e da coluna: %d", linha, coluna);
      scanf("%d", &M[linha][coluna]);
    }
  }
}
```