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

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  lea    D7(%rip),%r14
  push   %r13
  mov    %r14,%rdi
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x14(%rsp),%rsi
  call   <scanf@plt>
  mov    0x14(%rsp),%eax
  test   %eax,%eax
  jle    L206
  movl   $0x0,0xc(%rsp)
  xor    %r15d,%r15d
  xor    %r12d,%r12d
  xor    %ebp,%ebp
  xor    %ebx,%ebx
  lea    0x10(%rsp),%r13
  jmp    L92
  nopl   0x0(%rax,%rax,1)
L103:
  cmp    $0x3,%eax
  je     L14
  cmp    $0x2,%eax
  je     L149
  cmp    $0x1,%eax
  sete   %al
  movzbl %al,%eax
  add    %eax,%ebp
L21:
  add    $0x1,%r15d
  cmp    %r15d,0x14(%rsp)
  jle    L189
L92:
  mov    %r13,%rsi
  mov    %r14,%rdi
  call   <scanf@plt>
  mov    0x10(%rsp),%eax
  cmp    $0x4,%eax
  jne    L103
  add    $0x1,%ebx
  add    $0x1,%r15d
  cmp    %r15d,0x14(%rsp)
  jg     L92
L189:
  test   %ebp,%ebp
  jle    L143
  mov    0xc(%rsp),%eax
  test   %eax,%eax
  jle    L143
  cmp    %eax,%ebp
  je     L51
  jle    L26
  mov    0xc(%rsp),%eax
  movl   $0x0,0xc(%rsp)
  add    %eax,%ebx
  sub    %eax,%ebp
L143:
  cmp    $0x1,%ebp
  jle    L124
  mov    %ebp,%eax
  and    $0x1,%ebp
  sar    %eax
  add    %eax,%r12d
L124:
  cmp    $0x1,%r12d
  jle    L134
L94:
  mov    %r12d,%eax
  and    $0x1,%r12d
  sar    %eax
  add    %eax,%ebx
L134:
  test   %ebp,%ebp
  jle    L174
  test   %r12d,%r12d
  jle    L174
  addl   $0x1,0xc(%rsp)
  xor    %r12d,%r12d
  xor    %ebp,%ebp
L174:
  lea    (%r12,%rbx,1),%esi
  mov    %r14,%rdi
  add    %ebp,%esi
  add    0xc(%rsp),%esi
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L178
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L14:
  addl   $0x1,0xc(%rsp)
  jmp    L21
  nopw   0x0(%rax,%rax,1)
L149:
  add    $0x1,%r12d
  jmp    L21
L51:
  movl   $0x0,0xc(%rsp)
  add    %eax,%ebx
L36:
  xor    %ebp,%ebp
  cmp    $0x1,%r12d
  jg     L94
  jmp    L174
L26:
  sub    %ebp,0xc(%rsp)
  add    %ebp,%ebx
  jmp    L36
L206:
  movl   $0x0,0xc(%rsp)
  xor    %ebx,%ebx
  xor    %r12d,%r12d
  xor    %ebp,%ebp
  jmp    L134
L178:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D7
type: string

tool: D7: %d

assistant: ```c
int main() {
  int thedude, groups, taxis = 0, onesneeded = 0, towsneeded = 0, threesneeded = 0, count, temp;
  scanf("%d", &groups);
  for (count = 0; count < groups; count++) {
    scanf("%d", &thedude);
    if (thedude == 4) {
      taxis++;
    } else if (thedude == 3)
      threesneeded++;
    else if (thedude == 2)
      towsneeded++;
    else if (thedude == 1)
      onesneeded++;
  }
  if (onesneeded > 0 && threesneeded > 0) {
    if (onesneeded == threesneeded) {
      taxis += threesneeded;
      onesneeded = 0;
      threesneeded = 0;
    } else if (onesneeded > threesneeded) {
      taxis += threesneeded;
      onesneeded -= threesneeded;
      threesneeded = 0;
    } else {
      taxis += onesneeded;
      threesneeded -= onesneeded;
      onesneeded = 0;
    }
  }
  if (onesneeded > 1) {
    temp = onesneeded % 2;
    towsneeded += (onesneeded - temp) / 2;
    onesneeded = temp;
  }
  if (towsneeded > 1) {
    temp = towsneeded % 2;
    taxis += (towsneeded - temp) / 2;
    towsneeded = temp;
  }
  if (onesneeded > 0 && towsneeded > 0) {
    if (onesneeded == towsneeded) {
      threesneeded += onesneeded;
      onesneeded = 0;
      towsneeded = 0;
    }
    if (onesneeded > towsneeded) {
      threesneeded += towsneeded;
      onesneeded -= towsneeded;
      towsneeded = 0;
    } else {
      threesneeded += onesneeded;
      towsneeded -= onesneeded;
      onesneeded = 0;
    }
  }
  taxis += towsneeded;
  taxis += onesneeded;
  taxis += threesneeded;
  printf("%d", taxis);
  return 0;
}
```