user: 请从给定的汇编指令推导出C源代码：

```asm
<print_keys>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,%edx
  cmp    $0x2,%dil
  je     L30
  cmp    $0x3,%dil
  je     L35
  cmp    $0x1,%dil
  mov    $0x10,%ebx
  mov    $0x20,%ecx
  cmove  %ecx,%ebx
  lea    D6(%rip),%r13
  lea    D135(%rip),%rcx
  cmove  %rcx,%r13
  lea    D159(%rip),%r14
  lea    D152(%rip),%rcx
  cmove  %rcx,%r14
  lea    D158(%rip),%r15
  lea    D72(%rip),%rcx
  cmove  %rcx,%r15
  lea    D95(%rip),%rdi
  lea    D57(%rip),%rax
  cmove  %rax,%rdi
L3:
  movsbl %bl,%ebx
  movzbl %dl,%eax
  mov    $0xe,%r12d
  mov    %eax,0xc(%rsp)
  sub    %eax,%r12d
  mov    $0x1,%r8d
  mov    %ebx,%ecx
  mov    $0x11,%edx
  mov    %r12d,%esi
  call   <drawstringfancy@plt>
  mov    $0x1c,%ebp
  sub    0xc(%rsp),%ebp
  mov    $0x1,%r8d
  mov    %ebx,%ecx
  mov    $0x11,%edx
  mov    %ebp,%esi
  mov    %r15,%rdi
  call   <drawstringfancy@plt>
  mov    $0x1,%r8d
  mov    %ebx,%ecx
  mov    $0x15,%edx
  mov    %r12d,%esi
  mov    %r14,%rdi
  call   <drawstringfancy@plt>
  mov    $0x1,%r8d
  mov    %ebx,%ecx
  mov    $0x15,%edx
  mov    %ebp,%esi
  mov    %r13,%rdi
  call   <drawstringfancy@plt>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L30:
  mov    $0x28,%ebx
  lea    D108(%rip),%r13
  lea    D3(%rip),%r14
  lea    D139(%rip),%r15
  lea    D87(%rip),%rdi
  jmp    L3
L35:
  mov    $0x30,%ebx
  lea    D115(%rip),%r13
  lea    D84(%rip),%r14
  lea    D39(%rip),%r15
  lea    D125(%rip),%rdi
  jmp    L3
```

tool_calls: name: disassemble_data
arguments: tag: D6
type: string
name: disassemble_data
arguments: tag: D135
type: string
name: disassemble_data
arguments: tag: D159
type: string
name: disassemble_data
arguments: tag: D152
type: string
name: disassemble_data
arguments: tag: D158
type: string
name: disassemble_data
arguments: tag: D72
type: string
name: disassemble_data
arguments: tag: D95
type: string
name: disassemble_data
arguments: tag: D57
type: string
name: disassemble_data
arguments: tag: D108
type: string
name: disassemble_data
arguments: tag: D3
type: string
name: disassemble_data
arguments: tag: D139
type: string
name: disassemble_data
arguments: tag: D87
type: string
name: disassemble_data
arguments: tag: D115
type: string
name: disassemble_data
arguments: tag: D84
type: string
name: disassemble_data
arguments: tag: D39
type: string
name: disassemble_data
arguments: tag: D125
type: string

tool: D6: 4

tool: D135: 0

tool: D159: 3

tool: D152: 9

tool: D158: 2

tool: D72: 8

tool: D95: 1

tool: D57: 7

tool: D108: V

tool: D3: C

tool: D139: X

tool: D87: Z

tool: D115: L

tool: D84: K

tool: D39: J

tool: D125: H

assistant: ```c
void print_keys(unsigned char player, unsigned char ofs) {
  const char *k1;
  const char *k2;
  const char *k3;
  const char *k4;
  char c;
  switch (player) {
  default:
  case 0:
    k1 = "1";
    k2 = "2";
    k3 = "3";
    k4 = "4";
    c = 2 << 3;
    break;
  case 1:
    k1 = "7";
    k2 = "8";
    k3 = "9";
    k4 = "0";
    c = 4 << 3;
    break;
  case 2:
    k1 = "Z";
    k2 = "X";
    k3 = "C";
    k4 = "V";
    c = 5 << 3;
    break;
  case 3:
    k1 = "H";
    k2 = "J";
    k3 = "K";
    k4 = "L";
    c = 6 << 3;
    break;
  }
  drawstringfancy(k1, 3 + 11 - ofs, 17, c, 1);
  drawstringfancy(k2, 17 + 11 - ofs, 17, c, 1);
  drawstringfancy(k3, 3 + 11 - ofs, 21, c, 1);
  drawstringfancy(k4, 17 + 11 - ofs, 21, c, 1);
}
```