user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xc0,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0xb8(%rbp)
  movsd  D28(%rip),%xmm0
  movsd  %xmm0,-0xb0(%rbp)
  movsd  D28(%rip),%xmm0
  movsd  %xmm0,-0xa8(%rbp)
  movsd  D28(%rip),%xmm0
  movsd  %xmm0,-0xa0(%rbp)
  movsd  D28(%rip),%xmm0
  movsd  %xmm0,-0x98(%rbp)
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x90(%rbp)
  lea    D64(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <gets@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <atof@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x88(%rbp)
  lea    D101(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <gets@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <atof@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x80(%rbp)
  lea    D128(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <gets@plt>
  lea    -0x60(%rbp),%rax
  mov    %rax,%rdi
  call   <atof@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x78(%rbp)
  movsd  -0x80(%rbp),%xmm0
  mulsd  %xmm0,%xmm0
  movsd  D122(%rip),%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  movsd  -0x78(%rbp),%xmm0
  movapd %xmm0,%xmm2
  mulsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movapd %xmm1,%xmm0
  movsd  D58(%rip),%xmm2
  movapd %xmm0,%xmm1
  divsd  %xmm2,%xmm1
  movsd  D16(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movq   D8(%rip),%xmm1
  xorpd  %xmm1,%xmm0
  movsd  D122(%rip),%xmm1
  divsd  %xmm1,%xmm0
  movsd  %xmm0,-0x70(%rbp)
  movsd  -0x80(%rbp),%xmm0
  mulsd  %xmm0,%xmm0
  movsd  D122(%rip),%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  movsd  -0x88(%rbp),%xmm0
  movapd %xmm0,%xmm2
  mulsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movapd %xmm1,%xmm0
  movsd  D58(%rip),%xmm1
  divsd  %xmm1,%xmm0
  movq   D8(%rip),%xmm1
  xorpd  %xmm1,%xmm0
  movsd  D16(%rip),%xmm1
  divsd  %xmm1,%xmm0
  movsd  %xmm0,-0x68(%rbp)
  movsd  -0x68(%rbp),%xmm0
  mov    -0x70(%rbp),%rax
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D59(%rip),%rax
  mov    %rax,%rdi
  mov    $0x2,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D28
datatype: byte[8]
name: unpack_data
arguments: data_tag: D64
datatype: string
name: unpack_data
arguments: data_tag: D101
datatype: string
name: unpack_data
arguments: data_tag: D128
datatype: string
name: unpack_data
arguments: data_tag: D122
datatype: f64
name: unpack_data
arguments: data_tag: D58
datatype: f64
name: unpack_data
arguments: data_tag: D16
datatype: byte[8]
name: unpack_data
arguments: data_tag: D8
datatype: byte[8]
name: unpack_data
arguments: data_tag: D59
datatype: string

tool: {"D28": [0x00,0x00,0x00,0x00,0x00,0x00,0x59,0x40]}

tool: D64: 
Distance to R1: 

tool: D101: 
Distance to R2: 

tool: D128: 
Distance to R3: 

tool: D122: 1600

tool: D58: 2

tool: {"D16": [0x00,0x00,0x00,0x00,0x00,0x00,0x44,0x40]}

tool: {"D8": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80]}

tool: D59: 
Point D: (%f,%f)


assistant: ```c
int main() {
  double xa, xb, xc;
  double ya, yb, yc;
  double r1d, r2d, r3d;
  double x, y;
  double S, T;
  double y1, y2;
  char input[80];
  xa = 0;
  xb = 100;
  xc = 100;
  ya = 100;
  yb = 100;
  yc = 0;
  printf("\nDistance to R1: ");
  gets(input);
  r1d = atof(input);
  printf("\nDistance to R2: ");
  gets(input);
  r2d = atof(input);
  printf("\nDistance to R3: ");
  gets(input);
  r3d = atof(input);
  x = -(((-1600.0 + (r2d * r2d) - (r3d * r3d)) / 2.0) * 40) / 1600;
  y = -((-1600.0 + (r2d * r2d) - (r1d * r1d)) / 2.0) / 40;
  printf("\nPoint D: (%f,%f)\n", x, y);
  return 0;
}
```