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

```asm
<readArgs>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  cmp    $0x3,%edx
  jle    L90
  mov    0x8(%rcx),%rdi
  mov    %edx,%r12d
  mov    %rcx,%rbx
  call   <atoi@plt>
  add    $0x2,%eax
  cmp    %r12d,%eax
  jl     L12
L90:
  mov    (%rsp),%rbx
  lea    D1(%rip),%r14
  xor    %eax,%eax
  mov    %r14,%rdi
  mov    %rbx,%rsi
  call   <scanf@plt>
  mov    %rbp,%rsi
  mov    %r14,%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    (%rbx),%eax
  lea    0x0(,%rax,8),%edi
  mov    %eax,0xc(%rsp)
  call   <malloc@plt>
  mov    %rax,%r12
  mov    (%rbx),%eax
  test   %eax,%eax
  jle    L115
  mov    0x0(%rbp),%edi
  xor    %ebx,%ebx
  lea    0x14(%rsp),%r15
  lea    D5(%rip),%r13
  nopw   0x0(%rax,%rax,1)
L63:
  call   <malloc@plt>
  mov    %r14,%rdi
  mov    %r15,%rsi
  mov    %rax,(%r12,%rbx,8)
  xor    %eax,%eax
  call   <scanf@plt>
  mov    0x0(%rbp),%edi
  movl   $0x0,0x14(%rsp)
  test   %edi,%edi
  jle    L67
  xor    %esi,%esi
  nopw   0x0(%rax,%rax,1)
L54:
  mov    %r13,%rdi
  movslq %esi,%rsi
  xor    %eax,%eax
  add    (%r12,%rbx,8),%rsi
  call   <scanf@plt>
  mov    0x14(%rsp),%eax
  mov    0x0(%rbp),%edi
  lea    0x1(%rax),%esi
  mov    %esi,0x14(%rsp)
  cmp    %edi,%esi
  jl     L54
L67:
  mov    (%rsp),%rax
  add    $0x1,%rbx
  cmp    %ebx,(%rax)
  jg     L63
L115:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L84
  add    $0x28,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L12:
  mov    0x8(%rbx),%rdi
  call   <atoi@plt>
  test   %eax,%eax
  jle    L90
  mov    0x8(%rbx),%rdi
  call   <atoi@plt>
  cmp    $0x64,%eax
  jg     L90
  mov    0x10(%rbx),%rdi
  call   <atoi@plt>
  test   %eax,%eax
  jle    L90
  mov    0x10(%rbx),%rdi
  call   <atoi@plt>
  cmp    $0x64,%eax
  jg     L90
  mov    0x8(%rbx),%rdi
  call   <atoi@plt>
  mov    (%rsp),%r15
  mov    0x10(%rbx),%rdi
  mov    %eax,(%r15)
  call   <atoi@plt>
  mov    %eax,0x0(%rbp)
  mov    (%r15),%eax
  lea    0x0(,%rax,8),%edi
  mov    %eax,0xc(%rsp)
  call   <malloc@plt>
  mov    (%r15),%edx
  mov    %rax,%r12
  test   %edx,%edx
  jle    L115
  mov    0x0(%rbp),%edi
  add    $0x18,%rbx
  xor    %r13d,%r13d
L46:
  call   <malloc@plt>
  mov    0x0(%rbp),%edi
  mov    %rax,(%r12,%r13,8)
  movl   $0x0,0x14(%rsp)
  test   %edi,%edi
  jle    L144
  mov    (%rbx),%rdx
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  mov    0x14(%rsp),%eax
  mov    0x0(%rbp),%edi
  add    $0x1,%eax
  mov    %eax,0x14(%rsp)
  cmp    %eax,%edi
  jle    L144
L131:
  mov    (%rbx),%rdx
  cltq
  movzbl (%rdx,%rax,1),%ecx
  mov    (%r12,%r13,8),%rdx
  mov    %cl,(%rdx,%rax,1)
  mov    0x14(%rsp),%eax
  mov    0x0(%rbp),%edi
  add    $0x1,%eax
  mov    %eax,0x14(%rsp)
  cmp    %edi,%eax
  jl     L131
L144:
  mov    (%rsp),%rax
  add    $0x1,%r13
  add    $0x8,%rbx
  cmp    %r13d,(%rax)
  jg     L46
  jmp    L115
L84:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D1
type: string
name: parse_data
arguments: data_label: D5
type: string

tool: D1: %d

tool: D5: %c

assistant: ```c
char **readArgs(int *n, int *m, int argc, char *argv[]) {
  int loop, inner_loop;
  char **letters;
  if (argc > 3 && (argc >= atoi(argv[1]) + 3) && atoi(argv[1]) >= 1 && atoi(argv[1]) <= 100 && atoi(argv[2]) >= 1 && atoi(argv[2]) <= 100) {
    *n = atoi(argv[1]);
    *m = atoi(argv[2]);
    if (1 == 0)
      printf("%d x %d letters matrix found in arguments!\n", *n, *m);
    if (1 == 0 && argc >= *n + 4)
      printf("Expected result: .\n");
    letters = malloc(*n * sizeof(char *));
    for (loop = 0; loop < *n; loop++) {
      letters[loop] = malloc(*m * sizeof(char));
      for (inner_loop = 0; inner_loop < *m; inner_loop++)
        letters[loop][inner_loop] = argv[loop + 3][inner_loop];
    }
  } else {
    if (1 == 0)
      printf("n: ");
    scanf("%d", n);
    if (1 == 0)
      printf("m: ");
    scanf("%d", m);
    letters = malloc(*n * sizeof(char *));
    for (loop = 0; loop < *n; loop++) {
      if (1 == 0)
        printf("word for line #%d: ", loop + 1);
      letters[loop] = malloc(*m * sizeof(char));
      scanf("%d", &inner_loop);
      for (inner_loop = 0; inner_loop < *m; inner_loop++) {
        scanf("%c", &letters[loop][inner_loop]);
      }
    }
  }
  return letters;
}
```