user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %r15
  xor    %eax,%eax
  push   %r14
  lea    D12(%rip),%r14
  push   %r13
  lea    D8(%rip),%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <MyTid@plt>
  mov    %eax,%edi
  lea    -0xf(%rax,%rax,2),%ebp
  call   <srand@plt>
  nopw   0x0(%rax,%rax,1)
L24:
  xor    %eax,%eax
  call   <rand@plt>
  movslq %eax,%r12
  cltd
  imul   $0x66666667,%r12,%r12
  sar    $0x22,%r12
  sub    %edx,%r12d
  lea    (%r12,%r12,4),%edx
  add    %edx,%edx
  sub    %edx,%eax
  mov    %eax,%r12d
  cmp    $0x1,%eax
  je     L39
  mov    $0x19,%ebx
  nopw   0x0(%rax,%rax,1)
L5:
  xor    %eax,%eax
  call   <rand@plt>
  lea    -0x1(%rbx),%esi
  mov    %ebp,%edi
  mov    %eax,%r15d
  call   <console_xy@plt>
  mov    %r14,%rdi
  xor    %eax,%eax
  call   <cprintf@plt>
  mov    %ebx,%esi
  mov    %ebp,%edi
  add    $0x1,%ebx
  call   <console_xy@plt>
  mov    %r13,%rdi
  xor    %eax,%eax
  mov    %r12d,%esi
  call   <cprintf@plt>
  movslq %r15d,%rax
  mov    %r15d,%ecx
  mov    %r15d,%edx
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%ecx
  sar    $0x22,%rax
  sub    %ecx,%eax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %eax,%edx
  lea    0x1e(%rdx),%edi
  call   <Delay@plt>
  cmp    $0x29,%ebx
  jne    L5
  mov    $0x28,%esi
L16:
  mov    %ebp,%edi
  call   <console_xy@plt>
  mov    %r14,%rdi
  xor    %eax,%eax
  call   <cprintf@plt>
  jmp    L24
  nop
L39:
  mov    $0x28,%ebx
  nopl   (%rax)
L10:
  xor    %eax,%eax
  call   <rand@plt>
  lea    0x1(%rbx),%esi
  mov    %ebp,%edi
  mov    %eax,%r12d
  call   <console_xy@plt>
  lea    D7(%rip),%rdi
  xor    %eax,%eax
  call   <cprintf@plt>
  mov    %ebx,%esi
  mov    %ebp,%edi
  sub    $0x1,%ebx
  call   <console_xy@plt>
  mov    %r13,%rdi
  xor    %eax,%eax
  mov    $0x1,%esi
  call   <cprintf@plt>
  movslq %r12d,%rax
  mov    %r12d,%edx
  mov    %r12d,%edi
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%edx
  sar    $0x22,%rax
  sub    %edx,%eax
  lea    (%rax,%rax,4),%eax
  add    %eax,%eax
  sub    %eax,%edi
  call   <Delay@plt>
  cmp    $0x18,%ebx
  jne    L10
  mov    $0x19,%esi
  jmp    L16
```

tool_calls: name: extract_symbolic_data
arguments: label: D12
datatype: string
name: extract_symbolic_data
arguments: label: D8
datatype: string
name: extract_symbolic_data
arguments: label: D7
datatype: string

tool: D12: -

tool: D8: %d

tool: D7: _

assistant: ```c
main() {
  int i, j;
  int tid, tid1;
  int send = 13;
  int reply = 0;
  int *pSend = &send;
  int *pReply = &reply;
  int x;
  int y;
  int dlyTime;
  int MaxY;
  int StartY;
  int letter;
  int xx;
  int mode = 1;
  tid = MyTid();
  StartY = 25;
  x = ((tid - 6) * 3) + 3;
  letter = (x % 10);
  y = StartY;
  dlyTime = (x % 20);
  MaxY = 40;
  srand(tid);
  while (1) {
    xx = rand();
    letter = xx % 10;
    mode = xx % 10;
    if (mode != 1) {
      y = StartY;
      do {
        xx = rand();
        dlyTime = xx % 10 + 30;
        console_xy(x, y - 1);
        cprintf("-");
        console_xy(x, y++);
        cprintf("%d", letter);
        Delay(dlyTime);
      } while (!(y > MaxY));
      console_xy(x, MaxY);
      cprintf("-");
    } else {
      y = MaxY;
      do {
        xx = rand();
        dlyTime = xx % 10;
        console_xy(x, y + 1);
        cprintf("_");
        console_xy(x, y--);
        cprintf("%d", letter);
        Delay(dlyTime);
      } while ((y >= StartY));
      console_xy(x, StartY);
      cprintf("-");
      y = StartY;
    }
  }
  Exit();
}
```