user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D13(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    -0x10(%rbp),%rsi
  lea    -0x14(%rbp),%rcx
  lea    -0x18(%rbp),%rdx
  lea    -0x1c(%rbp),%rax
  mov    %rsi,%r8
  mov    %rax,%rsi
  lea    D85(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  lea    D33(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    -0xc(%rbp),%rax
  mov    %rax,%rsi
  lea    D53(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  movss  -0xc(%rbp),%xmm0
  movss  -0x1c(%rbp),%xmm1
  comiss %xmm1,%xmm0
  jb     L10
  lea    D29(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L10:
  movss  -0xc(%rbp),%xmm0
  movss  -0x18(%rbp),%xmm1
  comiss %xmm1,%xmm0
  jb     L63
  movss  -0xc(%rbp),%xmm1
  movss  -0x1c(%rbp),%xmm0
  comiss %xmm1,%xmm0
  jbe    L63
  lea    D46(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L63:
  movss  -0xc(%rbp),%xmm0
  movss  -0x14(%rbp),%xmm1
  comiss %xmm1,%xmm0
  jb     L36
  movss  -0xc(%rbp),%xmm1
  movss  -0x18(%rbp),%xmm0
  comiss %xmm1,%xmm0
  jbe    L36
  lea    D70(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L36:
  movss  -0xc(%rbp),%xmm1
  movss  -0x14(%rbp),%xmm0
  comiss %xmm1,%xmm0
  jbe    L73
  movss  -0xc(%rbp),%xmm0
  movss  -0x10(%rbp),%xmm1
  comiss %xmm1,%xmm0
  jb     L73
  lea    D75(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L73:
  movss  -0xc(%rbp),%xmm1
  movss  -0x10(%rbp),%xmm0
  comiss %xmm1,%xmm0
  jbe    L30
  lea    D26(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L30:
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L38
  call   <__stack_chk_fail@plt>
L38:
  leave
  ret
```

tool_calls: name: read_data
arguments: label: D13
type_guessed: string
name: read_data
arguments: label: D85
type_guessed: string
name: read_data
arguments: label: D33
type_guessed: string
name: read_data
arguments: label: D53
type_guessed: string
name: read_data
arguments: label: D29
type_guessed: string
name: read_data
arguments: label: D46
type_guessed: string
name: read_data
arguments: label: D70
type_guessed: string
name: read_data
arguments: label: D75
type_guessed: string
name: read_data
arguments: label: D26
type_guessed: string

tool: D13: Enter thresholds for A, B, C, D
in that order, decreasing percentages > 

tool: D85: %f %f %f %f

tool: D33: Thank you. Now enter student score (percent) >

tool: D53: %f

tool: D29: the student has an A grade


tool: D46: the student has an B grade


tool: D70: the student has an C grade


tool: D75: the student has an D grade


tool: D26: the student has an F grade


assistant: ```c
int main() {
  float A, B, C, D, Grade;
  printf("Enter thresholds for A, B, C, D\nin that order, decreasing percentages > ");
  scanf("%f %f %f %f", &A, &B, &C, &D);
  printf("Thank you. Now enter student score (percent) >");
  scanf("%f", &Grade);
  if (Grade >= A)
    printf("the student has an A grade\n");
  if (Grade >= B && Grade < A)
    printf("the student has an B grade\n");
  if (Grade >= C && Grade < B)
    printf("the student has an C grade\n");
  if (Grade < C && Grade >= D)
    printf("the student has an D grade\n");
  if (Grade < D)
    printf("the student has an F grade\n");
  return (0);
}
```