#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, char *);
int /*<<< orphan*/ free(char *);
char *part1(char *);
char *part2(char *);
int /*<<< orphan*/ puts(char *);
int /*<<< orphan*/ stderr;
int main(int argc, char *argv[]) {
  if (argc != 2) {
    fprintf(stderr, "Usage: %s door-id\n", argv[0]);
    return 1;
  }
  char *p1password = part1(argv[1]);
  puts(p1password);
  free(p1password);
  char *p2password = part2(argv[1]);
  puts(p2password);
  free(p2password);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
je     1198 <main+0x48>
mov    0x2e69(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    (%rax),%rdx
lea    0xe79(%rip),%rsi
call   1060 <fprintf@plt>
movl   $0x1,-0x4(%rbp)
jmp    11de <main+0x8e>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1050 <part1@plt>
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rdi
call   1040 <puts@plt>
mov    -0x18(%rbp),%rdi
call   1030 <free@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1070 <part2@plt>
mov    %rax,-0x20(%rbp)
mov    -0x20(%rbp),%rdi
call   1040 <puts@plt>
mov    -0x20(%rbp),%rdi
call   1030 <free@plt>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
mov    %rsi,%rbx
cmp    $0x2,%edi
jne    1198 <main+0x48>
mov    0x8(%rbx),%rdi
call   1050 <part1@plt>
mov    %rax,%r14
mov    %rax,%rdi
call   1040 <puts@plt>
mov    %r14,%rdi
call   1030 <free@plt>
mov    0x8(%rbx),%rdi
call   1070 <part2@plt>
mov    %rax,%rbx
mov    %rax,%rdi
call   1040 <puts@plt>
mov    %rbx,%rdi
call   1030 <free@plt>
xor    %eax,%eax
jmp    11b5 <main+0x65>
mov    0x2e41(%rip),%rax
mov    (%rax),%edi
mov    (%rbx),%rdx
lea    0xe55(%rip),%rsi
call   1060 <fprintf@plt>
mov    $0x1,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@stderr = global i32 0
@.str = [19 x i8] c"Usage: %s door-id\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8*
%7 = alloca i8*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp ne i32 %8, 2
br i1 %9, label %10, label %16
10: ; preds = %2
%11 = load i32, i32* @stderr
%12 = load i8**, i8*** %5
%13 = getelementptr inbounds i8*, i8** %12, i64 0
%14 = load i8*, i8** %13
%15 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str, i64 0, i64 0), i8* %14)
store i32 1, i32* %3
br label %33
16: ; preds = %2
%17 = load i8**, i8*** %5
%18 = getelementptr inbounds i8*, i8** %17, i64 1
%19 = load i8*, i8** %18
%20 = call i8* @part1(i8* %19)
store i8* %20, i8** %6
%21 = load i8*, i8** %6
%22 = call i32 @puts(i8* %21)
%23 = load i8*, i8** %6
%24 = call i32 @free(i8* %23)
%25 = load i8**, i8*** %5
%26 = getelementptr inbounds i8*, i8** %25, i64 1
%27 = load i8*, i8** %26
%28 = call i8* @part2(i8* %27)
store i8* %28, i8** %7
%29 = load i8*, i8** %7
%30 = call i32 @puts(i8* %29)
%31 = load i8*, i8** %7
%32 = call i32 @free(i8* %31)
br label %33
33: ; preds = %16, %10
%34 = load i32, i32* %3
ret i32 %34
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [19 x i8] c"Usage: %s door-id\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 2
br i1 %3, label %8, label %4
4: ; preds = %2
%5 = load i32, i32* @stderr
%6 = load i8*, i8** %1
%7 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str, i64 0, i64 0), i8* %6)
br label %18
8: ; preds = %2
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = tail call i8* @part1(i8* %10)
%12 = tail call i32 @puts(i8* dereferenceable(1) %11)
%13 = tail call i32 @free(i8* %11)
%14 = load i8*, i8** %9
%15 = tail call i8* @part2(i8* %14)
%16 = tail call i32 @puts(i8* dereferenceable(1) %15)
%17 = tail call i32 @free(i8* %15)
br label %18
18: ; preds = %8, %4
%19 = phi i32 [ 1, %4 ], [ 0, %8 ]
ret i32 %19
}