user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    -0xf6000(%rsp),%r11
L138:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L138
  sub    $0x1d0,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
L146:
  lea    -0xf61c8(%rbp),%rdx
  lea    -0xf61cc(%rbp),%rax
  mov    %rax,%rsi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0xf61cc(%rbp),%eax
  test   %eax,%eax
  jne    L127
  mov    -0xf61c8(%rbp),%eax
  test   %eax,%eax
  je     L114
L127:
  movl   $0x0,-0xf61b4(%rbp)
  movl   $0x1,-0xf61bc(%rbp)
  jmp    L24
L70:
  mov    -0xf61bc(%rbp),%eax
  cltq
  movl   $0x0,-0xf61b0(%rbp,%rax,4)
  mov    -0xf61bc(%rbp),%eax
  cltq
  movl   $0x0,-0xf59d0(%rbp,%rax,4)
  addl   $0x1,-0xf61bc(%rbp)
L24:
  mov    -0xf61cc(%rbp),%eax
  cmp    %eax,-0xf61bc(%rbp)
  jle    L70
  movl   $0x0,-0xf61bc(%rbp)
  jmp    L68
L108:
  lea    -0xf61c0(%rbp),%rdx
  lea    -0xf61c4(%rbp),%rax
  mov    %rax,%rsi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0xf61c4(%rbp),%edx
  mov    -0xf61c4(%rbp),%eax
  cltq
  mov    -0xf61b0(%rbp,%rax,4),%ecx
  mov    -0xf61c0(%rbp),%eax
  movslq %ecx,%rcx
  movslq %edx,%rdx
  imul   $0x1f5,%rdx,%rdx
  add    %rcx,%rdx
  mov    %eax,-0xf51f0(%rbp,%rdx,4)
  mov    -0xf61c0(%rbp),%edx
  mov    -0xf61c0(%rbp),%eax
  cltq
  mov    -0xf61b0(%rbp,%rax,4),%ecx
  mov    -0xf61c4(%rbp),%eax
  movslq %ecx,%rcx
  movslq %edx,%rdx
  imul   $0x1f5,%rdx,%rdx
  add    %rcx,%rdx
  mov    %eax,-0xf51f0(%rbp,%rdx,4)
  mov    -0xf61c4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0xf61b0(%rbp,%rdx,4),%edx
  add    $0x1,%edx
  cltq
  mov    %edx,-0xf61b0(%rbp,%rax,4)
  mov    -0xf61c0(%rbp),%eax
  movslq %eax,%rdx
  mov    -0xf61b0(%rbp,%rdx,4),%edx
  add    $0x1,%edx
  cltq
  mov    %edx,-0xf61b0(%rbp,%rax,4)
  addl   $0x1,-0xf61bc(%rbp)
L68:
  mov    -0xf61c8(%rbp),%eax
  cmp    %eax,-0xf61bc(%rbp)
  jl     L108
  movl   $0x1,-0xf59cc(%rbp)
  movl   $0x0,-0xf61bc(%rbp)
  jmp    L135
L101:
  addl   $0x1,-0xf61b4(%rbp)
  mov    -0xf61bc(%rbp),%eax
  cltq
  add    $0x1f5,%rax
  mov    -0xf51f0(%rbp,%rax,4),%eax
  cltq
  movl   $0x1,-0xf59d0(%rbp,%rax,4)
  addl   $0x1,-0xf61bc(%rbp)
L135:
  mov    -0xf61ac(%rbp),%eax
  cmp    %eax,-0xf61bc(%rbp)
  jl     L101
  movl   $0x0,-0xf61bc(%rbp)
  jmp    L65
L44:
  movl   $0x0,-0xf61b8(%rbp)
  jmp    L42
L86:
  mov    -0xf61bc(%rbp),%eax
  cltq
  add    $0x1f5,%rax
  mov    -0xf51f0(%rbp,%rax,4),%eax
  mov    -0xf61b8(%rbp),%edx
  movslq %edx,%rdx
  cltq
  imul   $0x1f5,%rax,%rax
  add    %rdx,%rax
  mov    -0xf51f0(%rbp,%rax,4),%eax
  cltq
  mov    -0xf59d0(%rbp,%rax,4),%eax
  test   %eax,%eax
  jne    L153
  mov    -0xf61bc(%rbp),%eax
  cltq
  add    $0x1f5,%rax
  mov    -0xf51f0(%rbp,%rax,4),%eax
  mov    -0xf61b8(%rbp),%edx
  movslq %edx,%rdx
  cltq
  imul   $0x1f5,%rax,%rax
  add    %rdx,%rax
  mov    -0xf51f0(%rbp,%rax,4),%eax
  cltq
  movl   $0x1,-0xf59d0(%rbp,%rax,4)
  addl   $0x1,-0xf61b4(%rbp)
L153:
  addl   $0x1,-0xf61b8(%rbp)
L42:
  mov    -0xf61bc(%rbp),%eax
  cltq
  add    $0x1f5,%rax
  mov    -0xf51f0(%rbp,%rax,4),%eax
  cltq
  mov    -0xf61b0(%rbp,%rax,4),%eax
  cmp    %eax,-0xf61b8(%rbp)
  jl     L86
  addl   $0x1,-0xf61bc(%rbp)
L65:
  mov    -0xf61ac(%rbp),%eax
  cmp    %eax,-0xf61bc(%rbp)
  jl     L44
  mov    -0xf61b4(%rbp),%eax
  mov    %eax,%esi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L146
L114:
  nop
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L84
  call   <__stack_chk_fail@plt>
L84:
  leave
  ret
```

tool_calls: name: parse_data
arguments: tag: D3
type: string
name: parse_data
arguments: tag: D4
type: string

tool: D3: %d %d

tool: D4: %d


assistant: ```c
int main(void) {
  int n, m, student[501][501], i, j, t1, t2, lp[501], check[501], count;
  while (1) {
    scanf("%d %d", &n, &m);
    if (n == 0 && m == 0)
      break;
    count = 0;
    for (i = 1; i <= n; i++)
      lp[i] = 0, check[i] = 0;
    for (i = 0; i < m; i++) {
      scanf("%d %d", &t1, &t2);
      student[t1][lp[t1]] = t2;
      student[t2][lp[t2]] = t1;
      lp[t1]++;
      lp[t2]++;
    }
    check[1] = 1;
    for (i = 0; i < lp[1]; i++) {
      count++;
      check[student[1][i]] = 1;
    }
    for (i = 0; i < lp[1]; i++) {
      for (j = 0; j < lp[student[1][i]]; j++) {
        if (check[student[student[1][i]][j]] == 0) {
          check[student[student[1][i]][j]] = 1;
          count++;
        }
      }
    }
    printf("%d\n", count);
  }
  return 0;
}
```