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

```asm
<main>:
  endbr64
  push   %r15
  lea    D94(%rip),%rdi
  xor    %eax,%eax
  push   %r14
  lea    D72(%rip),%r14
  push   %r13
  lea    D56(%rip),%r13
  push   %r12
  movabs $0x4000000001ffb,%r12
  push   %rbp
  lea    D68(%rip),%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x8,%rsp
  call   <printf@plt>
  jmp    L272
  nopl   0x0(%rax,%rax,1)
L87:
  lea    -0x2d(%rbx),%eax
  cmp    $0x32,%eax
  ja     L335
  bt     %rax,%r12
  jb     L123
L335:
  mov    %ebx,%esi
  mov    %r13,%rdi
  call   <strchr@plt>
  xor    %esi,%esi
  test   %rax,%rax
  setne  %sil
L19:
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebx,%eax
  and    $0xf,%eax
  cmp    $0xf,%eax
  jne    L86
  cmp    $0xff,%ebx
  jne    L217
L86:
  add    $0x1,%ebx
  cmp    $0x100,%ebx
  je     L157
L272:
  mov    %ebx,%eax
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x19,%eax
  ja     L87
  mov    $0x1,%esi
  jmp    L19
  nopl   0x0(%rax,%rax,1)
L217:
  mov    %r14,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    $0x100,%ebx
  jne    L272
L157:
  lea    D93(%rip),%r14
  xor    %ebx,%ebx
  lea    D72(%rip),%r13
  movabs $0x4000000001ffb,%r12
  mov    %r14,%rdi
  call   <puts@plt>
  lea    D78(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  nopl   (%rax)
L120:
  mov    %ebx,%eax
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x19,%eax
  jbe    L146
L223:
  lea    -0x2d(%rbx),%ecx
  cmp    $0x32,%ecx
  ja     L56
  mov    %r12,%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  shr    %cl,%rsi
  and    $0x1,%esi
  call   <printf@plt>
  mov    %ebx,%eax
  and    $0xf,%eax
  cmp    $0xf,%eax
  je     L286
  add    $0x1,%ebx
  mov    %ebx,%eax
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x19,%eax
  ja     L223
L146:
  mov    $0x1,%esi
L289:
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebx,%eax
  and    $0xf,%eax
  cmp    $0xf,%eax
  jne    L303
  cmp    $0xff,%ebx
  jne    L286
L303:
  add    $0x1,%ebx
  cmp    $0x100,%ebx
  jne    L120
  mov    %r14,%rdi
  mov    $0xffffffdc,%r12d
  xor    %ebx,%ebx
  movabs $0x4000000001ffb,%r13
  call   <puts@plt>
  lea    D55(%rip),%rdi
  xor    %eax,%eax
  lea    D72(%rip),%r14
  call   <printf@plt>
  lea    D96(%rip),%r15
  nopl   0x0(%rax,%rax,1)
L65:
  mov    %ebx,%eax
  mov    $0x1,%esi
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x19,%eax
  jbe    L12
  lea    -0x2d(%rbx),%eax
  cmp    $0x32,%eax
  ja     L196
  bt     %rax,%r13
  jb     L315
L196:
  cmp    $0x21,%ebx
  je     L282
  cmp    $0x5a,%r12d
  jbe    L153
  xor    %esi,%esi
  nopl   0x0(%rax)
L12:
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebx,%eax
  and    $0xf,%eax
  cmp    $0xf,%eax
  jne    L3
  cmp    $0xff,%ebx
  jne    L33
L204:
  lea    D20(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L123:
  mov    $0x1,%esi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebx,%eax
  and    $0xf,%eax
  cmp    $0xf,%eax
  je     L217
  add    $0x1,%ebx
  jmp    L272
  nopl   (%rax)
L3:
  cmp    $0xff,%ebx
  je     L204
L135:
  add    $0x1,%ebx
  add    $0x1,%r12d
  jmp    L65
  nopl   0x0(%rax)
L315:
  mov    $0x1,%esi
L247:
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %ebx,%eax
  and    $0xf,%eax
  cmp    $0xf,%eax
  jne    L135
  cmp    $0xff,%ebx
  je     L135
  nopl   0x0(%rax)
L33:
  mov    %r14,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L135
  nopl   0x0(%rax)
L286:
  mov    %r13,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L303
  nopw   0x0(%rax,%rax,1)
L282:
  mov    $0x1,%esi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L135
  nopl   0x0(%rax)
L56:
  xor    %esi,%esi
  jmp    L289
L153:
  mov    %r12d,%eax
  movsbl (%r15,%rax,1),%esi
  jmp    L247
```

tool_calls: name: retrieve_data
arguments: data_label: D94
type: string
name: retrieve_data
arguments: data_label: D72
type: string
name: retrieve_data
arguments: data_label: D56
type: string
name: retrieve_data
arguments: data_label: D68
type: string
name: retrieve_data
arguments: data_label: D93
type: string
name: retrieve_data
arguments: data_label: D78
type: string
name: retrieve_data
arguments: data_label: D55
type: string
name: retrieve_data
arguments: data_label: D96
type: string
name: retrieve_data
arguments: data_label: D20
type: string

tool: D94: static const char HREF_SAFE[] = {
	

tool: D72: 
	

tool: D56: -_.+!*(),%#@?=;:/,+$

tool: D68: %d, 

tool: D93: };


tool: D78: static const char URL_SAFE[] = {
	

tool: D55: static const char URI_SAFE[] = {
	

tool: D96: 

tool: D20: };

assistant: ```c
int main(void) {
  int i;
  printf("static const char HREF_SAFE[] = {\n\t");
  for (i = 0; i < 256; ++i) {
    printf("%d, ", ((((i >= 'a' && i <= 'z') || (i >= 'A' && i <= 'Z') || (i >= '0' && i <= '9')) || i == '-' || i == '_' || i == '.') || strchr("-_.+!*(),%#@?=;:/,+$", i) != NULL));
    if (i % 16 == 15 && i < 255)
      printf("\n\t");
  }
  printf("};\n\n");
  printf("static const char URL_SAFE[] = {\n\t");
  for (i = 0; i < 256; ++i) {
    printf("%d, ", (((i >= 'a' && i <= 'z') || (i >= 'A' && i <= 'Z') || (i >= '0' && i <= '9')) || i == '-' || i == '_' || i == '.'));
    if (i % 16 == 15 && i < 255)
      printf("\n\t");
  }
  printf("};\n\n");
  printf("static const char URI_SAFE[] = {\n\t");
  for (i = 0; i < 256; ++i) {
    printf("%d, ", ((((i >= 'a' && i <= 'z') || (i >= 'A' && i <= 'Z') || (i >= '0' && i <= '9')) || i == '-' || i == '_' || i == '.') || (((i >= 'a' && i <= 'z') || (i >= 'A' && i <= 'Z') || (i >= '0' && i <= '9')) || i == '-' || i == '_' || i == '.' || i == '!' || i == '~' || i == '*' || i == '\'' || i == '(' || i == ')') || (i == ';' || i == '/' || i == '?' || i == ':' || i == '@' || i == '&' || i == '=' || i == '+' || i == '$' || i == ',' || i == '[' || i == ']')));
    if (i % 16 == 15 && i < 255)
      printf("\n\t");
  }
  printf("};\n");
  return 0;
}
```