user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %r15
  xor    %r15d,%r15d
  push   %r14
  xor    %r14d,%r14d
  push   %r13
  xor    %r13d,%r13d
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    %r12d,%edi
  xor    %ebp,%ebp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x28,%rsp
  call   <mpz_init@plt>
  xor    %ecx,%ecx
  mov    %ecx,%edi
  mov    %ecx,0xc(%rsp)
  call   <mpz_init@plt>
  xor    %r8d,%r8d
  mov    %r8d,%edi
  mov    %r8d,0x1c(%rsp)
  call   <mpz_init@plt>
  xor    %r11d,%r11d
  mov    %r11d,%edi
  mov    %r11d,0x18(%rsp)
  call   <mpz_init@plt>
  xor    %r10d,%r10d
  mov    %r10d,%edi
  mov    %r10d,0x14(%rsp)
  call   <mpz_init@plt>
  mov    %r14d,%edi
  call   <mpz_init@plt>
  xor    %r9d,%r9d
  mov    %r9d,%edi
  mov    %r9d,0x8(%rsp)
  call   <mpz_init@plt>
  mov    %r13d,%edi
  call   <mpz_init@plt>
  mov    %ebp,%edi
  call   <mpz_init@plt>
  mov    %r15d,%edi
  call   <mpz_init@plt>
  mov    %ebx,%edi
  call   <mpz_init@plt>
  mov    %r12d,%edi
  mov    $0xa,%edx
  lea    D5(%rip),%rsi
  call   <mpz_set_str@plt>
  mov    0x8(%rsp),%r9d
  mov    $0xa,%edx
  lea    D38(%rip),%rsi
  mov    %r9d,%edi
  mov    %r9d,0x10(%rsp)
  call   <mpz_set_str@plt>
  mov    %r13d,%edi
  mov    $0xa,%edx
  lea    D14(%rip),%rsi
  call   <mpz_set_str@plt>
  mov    0xc(%rsp),%edi
  mov    $0xa,%edx
  lea    D81(%rip),%rsi
  call   <mpz_set_str@plt>
  mov    0x1c(%rsp),%r8d
  mov    $0xa,%edx
  lea    D71(%rip),%rsi
  mov    %r8d,%edi
  mov    %r8d,0x8(%rsp)
  call   <mpz_set_str@plt>
  mov    0x14(%rsp),%r10d
  mov    0xc(%rsp),%ecx
  mov    %r14d,%edi
  mov    0x18(%rsp),%r11d
  mov    0x8(%rsp),%r8d
  mov    %r10d,%edx
  mov    %r10d,0xc(%rsp)
  mov    %r11d,%esi
  mov    %r11d,0x8(%rsp)
  call   <mpz_gcdext@plt>
  mov    0xc(%rsp),%ecx
  mov    0x8(%rsp),%edx
  mov    %r14d,%esi
  lea    D37(%rip),%rdi
  xor    %eax,%eax
  call   <gmp_printf@plt>
  mov    %r12d,%edx
  mov    %r13d,%esi
  mov    %r14d,%edi
  call   <mpz_gcd@plt>
  xor    %eax,%eax
  mov    %r14d,%esi
  lea    D3(%rip),%rdi
  call   <gmp_printf@plt>
  mov    0x10(%rsp),%r9d
  mov    %r12d,%ecx
  mov    %r15d,%edi
  mov    0x8(%rsp),%edx
  mov    %r9d,%esi
  mov    %r9d,0x8(%rsp)
  call   <mpz_powm@plt>
  mov    0xc(%rsp),%edx
  mov    %r12d,%ecx
  mov    %r13d,%esi
  mov    %ebx,%edi
  call   <mpz_powm@plt>
  mov    %ebx,%edx
  mov    %r15d,%esi
  mov    %ebp,%edi
  call   <mpz_mul@plt>
  mov    %r12d,%ecx
  mov    %ebp,%esi
  mov    %ebp,%edi
  mov    $0x1,%edx
  call   <mpz_powm_ui@plt>
  mov    0x8(%rsp),%esi
  mov    %r13d,%edx
  xor    %eax,%eax
  lea    D16(%rip),%rdi
  call   <gmp_printf@plt>
  mov    %ebx,%edx
  mov    %r15d,%esi
  xor    %eax,%eax
  lea    D87(%rip),%rdi
  call   <gmp_printf@plt>
  mov    %ebp,%esi
  lea    D8(%rip),%rdi
  xor    %eax,%eax
  call   <gmp_printf@plt>
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D5
type: string
name: extract_symbolic_data
arguments: label: D38
type: string
name: extract_symbolic_data
arguments: label: D14
type: string
name: extract_symbolic_data
arguments: label: D81
type: string
name: extract_symbolic_data
arguments: label: D71
type: string
name: extract_symbolic_data
arguments: label: D37
type: string
name: extract_symbolic_data
arguments: label: D3
type: string
name: extract_symbolic_data
arguments: label: D16
type: string
name: extract_symbolic_data
arguments: label: D87
type: string
name: extract_symbolic_data
arguments: label: D8
type: string

tool: D5: 734832328116465196692838283564479145339399316070744350481249855342603693301556011015131519

tool: D38: 93734709405860059315217893988749243105435169093069740192815939750720282941641642747093171

tool: D14: 269125499927676766418170761935369755935025654357890774691167668682175704132138220498309902

tool: D81: 17

tool: D71: 65537

tool: D37: mcd(e_a,e_b): %Zd | r: %Zd | s: %Zd


tool: D3: mcd(c_b,n): %Zd 



tool: D16: c_a: %Zd

c_b: %Zd



tool: D87: ca_powr: %Zd

cb_pows: %Zd



tool: D8: m: %Zd



assistant: ```c
int main(int argc, char **argv) {
  mpz_t n, e_a, e_b, r, s, mcd, c_a, c_b, m, ca_powr, cb_pows;
  mpz_init(n);
  mpz_init(e_a);
  mpz_init(e_b);
  mpz_init(r);
  mpz_init(s);
  mpz_init(mcd);
  mpz_init(c_a);
  mpz_init(c_b);
  mpz_init(m);
  mpz_init(ca_powr);
  mpz_init(cb_pows);
  mpz_set_str(n, "734832328116465196692838283564479145339399316070744350481249855342603693301556011015131519", 10);
  mpz_set_str(c_a, "93734709405860059315217893988749243105435169093069740192815939750720282941641642747093171", 10);
  mpz_set_str(c_b, "269125499927676766418170761935369755935025654357890774691167668682175704132138220498309902", 10);
  mpz_set_str(e_a, "17", 10);
  mpz_set_str(e_b, "65537", 10);
  mpz_gcdext(mcd, r, s, e_a, e_b);
  gmp_printf("mcd(e_a,e_b): %Zd | r: %Zd | s: %Zd\n", mcd, r, s);
  mpz_gcd(mcd, c_b, n);
  gmp_printf("mcd(c_b,n): %Zd \n\n", mcd);
  mpz_powm(ca_powr, c_a, r, n);
  mpz_powm(cb_pows, c_b, s, n);
  mpz_mul(m, ca_powr, cb_pows);
  mpz_powm_ui(m, m, 1, n);
  gmp_printf("c_a: %Zd\n\nc_b: %Zd\n\n", c_a, c_b);
  gmp_printf("ca_powr: %Zd\n\ncb_pows: %Zd\n\n", ca_powr, cb_pows);
  gmp_printf("m: %Zd\n\n", m);
  return 0;
}
```