user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  lea    D96(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  lea    D102(%rip),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D49(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  lea    D24(%rip),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D148(%rip),%rbx
  mov    %rbx,%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  mov    %rbx,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D79(%rip),%rbp
  mov    %rbp,%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  mov    %rbp,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D85(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  mov    %rbx,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D125(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  lea    D1(%rip),%rbx
  mov    %rbx,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D43(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  lea    D45(%rip),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D73(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  mov    %rbx,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D34(%rip),%rbx
  mov    %rbx,%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  mov    %rbx,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  lea    D103(%rip),%rdi
  call   <longestPalindrome@plt>
  mov    %eax,%edi
  lea    D109(%rip),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: data_label: D96
data_type: string
name: parse_data
arguments: data_label: D102
data_type: string
name: parse_data
arguments: data_label: D49
data_type: string
name: parse_data
arguments: data_label: D24
data_type: string
name: parse_data
arguments: data_label: D148
data_type: string
name: parse_data
arguments: data_label: D79
data_type: string
name: parse_data
arguments: data_label: D85
data_type: string
name: parse_data
arguments: data_label: D125
data_type: string
name: parse_data
arguments: data_label: D1
data_type: string
name: parse_data
arguments: data_label: D43
data_type: string
name: parse_data
arguments: data_label: D45
data_type: string
name: parse_data
arguments: data_label: D73
data_type: string
name: parse_data
arguments: data_label: D34
data_type: string
name: parse_data
arguments: data_label: D103
data_type: string
name: parse_data
arguments: data_label: D109
data_type: string

tool: D96: abacab

tool: D102: bacab

tool: D49: aaabaaaa

tool: D24: aaabaaa

tool: D148: a

tool: D79: aa

tool: D85: ab

tool: D125: abb

tool: D1: bb

tool: D43: babad

tool: D45: bab

tool: D73: cbbd

tool: D34: abcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcba

tool: D103: bcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcba

tool: D109: bcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcb

assistant: ```c
int main(int argc, char **argv) {
  assert(strcmp(longestPalindrome("abacab"), "bacab") == 0);
  assert(strcmp(longestPalindrome("aaabaaaa"), "aaabaaa") == 0);
  assert(strcmp(longestPalindrome("a"), "a") == 0);
  assert(strcmp(longestPalindrome("aa"), "aa") == 0);
  assert(strcmp(longestPalindrome("ab"), "a") == 0);
  assert(strcmp(longestPalindrome("abb"), "bb") == 0);
  assert(strcmp(longestPalindrome("babad"), "bab") == 0);
  assert(strcmp(longestPalindrome("cbbd"), "bb") == 0);
  assert(strcmp(longestPalindrome("abcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcba"), "abcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcba") == 0);
  assert(strcmp(longestPalindrome("bcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcba"), "bcdefghijklmnopqrstuvwxyzzyxwvutsrqponmlkjihgfedcb") == 0);
  return 0;
}
```