user: 下面的汇编指令对应的C源代码是什么：

```asm
<questions>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <randomize@plt>
  jmp    L29
  nopl   0x0(%rax)
L100:
  mov    $0x14,%esi
  mov    $0x1,%edi
  call   <randomInteger@plt>
  mov    $0x14,%esi
  mov    $0x1,%edi
  mov    %eax,%r13d
  call   <randomInteger@plt>
  mov    %r13d,%ebp
  mov    %eax,%r14d
  mov    D13(%rip),%rax
  sub    %r14d,%ebp
  movq   %rax,%xmm0
  call   <randomChance@plt>
  lea    0x0(%r13,%r14,1),%edx
  test   %eax,%eax
  cmovne %edx,%ebp
  lea    -0x1(%rbp),%edx
  cmp    $0x12,%edx
  jbe    L30
L29:
  test   %r12d,%r12d
  jne    L100
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L60
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L30:
  test   %eax,%eax
  lea    D62(%rip),%rdx
  mov    %r14d,%ecx
  mov    %r13d,%esi
  lea    D28(%rip),%rax
  lea    D66(%rip),%rdi
  mov    $0x1,%r13d
  cmovne %rax,%rdx
  xor    %eax,%eax
  lea    0x4(%rsp),%r15
  lea    D30(%rip),%r14
  call   <printf@plt>
  nopw   0x0(%rax,%rax,1)
L12:
  mov    %r15,%rsi
  mov    %r14,%rdi
  call   <scanf@plt>
  mov    %eax,%ebx
  nopl   (%rax)
L61:
  xor    %eax,%eax
  call   <getchar@plt>
  cmp    $0xa,%eax
  jne    L61
  cmp    $0x3,%r13d
  je     L103
  test   %ebx,%ebx
  je     L49
  cmp    %ebp,0x4(%rsp)
  je     L92
L49:
  lea    D58(%rip),%rdi
  xor    %eax,%eax
  add    $0x1,%r13d
  call   <printf@plt>
  jmp    L12
  nopl   0x0(%rax,%rax,1)
L92:
  mov    %ebp,%edi
  sub    $0x1,%r12d
  call   <sayCorrect@plt>
  jmp    L29
L103:
  mov    %ebp,%esi
  lea    D69(%rip),%rdi
  xor    %eax,%eax
  sub    $0x1,%r12d
  call   <printf@plt>
  jmp    L29
L60:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D13
type: f64
name: extract_symbolic_data
arguments: data_label: D62
type: string
name: extract_symbolic_data
arguments: data_label: D28
type: string
name: extract_symbolic_data
arguments: data_label: D66
type: string
name: extract_symbolic_data
arguments: data_label: D30
type: string
name: extract_symbolic_data
arguments: data_label: D58
type: string
name: extract_symbolic_data
arguments: data_label: D69
type: string

tool: D13: 0.5

tool: D62: -

tool: D28: +

tool: D66: What is %d %s %d? 

tool: D30: %d

tool: D58: That's incorrect. Try a different answer: 

tool: D69: No, the answer is %d.


assistant: ```c
void questions(int times) {
  randomize();
  int x, y, sum, answer, correct, loop;
  int op;
  int ref, c;
  while (times) {
    x = randomInteger(1, 20);
    y = randomInteger(1, 20);
    op = randomChance(0.5);
    correct = 1;
    sum = (op) ? x + y : x - y;
    loop = 0;
    if (sum > 0 && sum < 20) {
      printf("What is %d %s %d? ", x, (op) ? "+" : "-", y);
      while (correct) {
        ref = scanf("%d", &answer);
        while ((c = getchar()) != '\n')
          ;
        if (loop == 2) {
          printf("No, the answer is %d.\n", sum);
          times--;
          break;
        }
        if (ref != 0) {
          if (answer == sum) {
            sayCorrect(sum);
            correct = 0;
            times--;
          } else {
            printf("That's incorrect. Try a different answer: ");
            loop++;
          }
        } else {
          printf("That's incorrect. Try a different answer: ");
          loop++;
        }
      }
    }
  }
}
```