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

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x58(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x1c(%rsp)
  lea    D17(%rip),%rsi
  lea    D49(%rip),%rdi
  call   <fopen@plt>
  mov    %rax,%rbp
  mov    $0x1,%r14d
  mov    $0x0,%r15d
  movl   $0x0,0x4(%rsp)
  movl   $0x0,(%rsp)
  lea    0x20(%rsp),%r12
  lea    D9(%rip),%r13
  lea    0x1c(%rsp),%rax
  mov    %rax,0x8(%rsp)
  jmp    L29
L65:
  lea    0x40(%rsp),%rdx
  mov    0x8(%rsp),%rcx
  lea    D36(%rip),%rsi
  mov    %r12,%rdi
  call   <sscanf@plt>
  mov    0x1c(%rsp),%eax
  mov    %eax,%edx
  imul   %r15d,%edx
  add    %edx,(%rsp)
  imul   %r14d,%eax
  add    %eax,0x4(%rsp)
L29:
  mov    %rbp,%rdi
  call   <feof@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L37
  mov    %rbp,%rdx
  mov    $0x14,%esi
  mov    %r12,%rdi
  call   <fgets@plt>
  mov    %r12,%rsi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movzbl 0x20(%rsp),%eax
  cmp    $0x4d,%al
  je     L65
  cmp    $0x54,%al
  jne    L29
  movzbl 0x25(%rsp),%eax
  cmp    $0x72,%al
  je     L95
  cmp    $0x6c,%al
  jne    L29
  test   %r14d,%r14d
  je     L25
  mov    %r14d,%r15d
  neg    %r15d
  mov    %ebx,%r14d
  jmp    L29
L95:
  test   %r14d,%r14d
  jne    L14
  test   %r15d,%r15d
  je     L120
  mov    %r15d,%eax
  neg    %eax
  mov    %r14d,%r15d
  mov    %eax,%r14d
  jmp    L29
L25:
  mov    %r15d,%eax
  mov    %r14d,%r15d
  mov    %eax,%r14d
  jmp    L29
L37:
  mov    0x4(%rsp),%edx
  mov    (%rsp),%esi
  lea    D18(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    0x58(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L31
  mov    $0x0,%eax
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L14:
  mov    %r14d,%r15d
  mov    %ebx,%r14d
  jmp    L29
L120:
  mov    %r15d,%r14d
  jmp    L29
L31:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D17
data_type: string
name: parse_data
arguments: data_tag: D49
data_type: string
name: parse_data
arguments: data_tag: D9
data_type: string
name: parse_data
arguments: data_tag: D36
data_type: string
name: parse_data
arguments: data_tag: D18
data_type: string

tool: D17: r

tool: D49: coordinates_input.txt

tool: D9: %s

tool: D36: %s %d

tool: D18: %d,%d


assistant: ```c
int main() {
  char line[20];
  signed int posx = 0;
  signed int posy = 0;
  signed int xincr = 0;
  signed int yincr = 1;
  signed int txincr = 0;
  signed int tyincr = 0;
  signed int steps = 0;
  char dummy[20];
  FILE *fd = fopen("coordinates_input.txt", "r");
  while (!feof(fd)) {
    fgets(line, sizeof(line), fd);
    printf("%s", line);
    if (line[0] == 'M') {
      sscanf(line, "%s %d", dummy, &steps);
      posx += xincr * steps;
      posy += yincr * steps;
    } else if (line[0] == 'T') {
      txincr = xincr;
      tyincr = yincr;
      if (line[5] == 'r') {
        if (yincr) {
          xincr = yincr;
          yincr = 0;
        } else if (xincr) {
          yincr = 0 - xincr;
          xincr = 0;
        }
      }
      if (line[5] == 'l') {
        if (yincr) {
          xincr = 0 - yincr;
          yincr = 0;
        } else if (xincr) {
          yincr = xincr;
          xincr = 0;
        }
      }
    }
  }
  printf("%d,%d\n", posx, posy);
  return 0;
}
```