#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 */
typedef int /*<<< orphan*/ FILE;

/* Variables and functions */
scalar_t__ EOF;
int dsig(int);
int /*<<< orphan*/ *fopen(char *, char *);
scalar_t__ fscanf(int /*<<< orphan*/ *, char *, int *);
int /*<<< orphan*/ printf(char *, ...);
int main(int argc, char *argv[]) {
  FILE *fp;
  int a;
  if (argc != 2) {
    printf("Usage: %s [FILE]\n", argv[0]);
    return 1;
  }
  fp = fopen(*++argv, "r");
  while (fscanf(fp, "%d", &a) != EOF) {
    int b = a + 9, d = dsig(a);
    while (d != dsig(b))
      b += 9;
    printf("%d\n", b);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
je     1181 <main+0x41>
mov    -0x10(%rbp),%rax
mov    (%rax),%rsi
lea    0xe92(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x1,-0x4(%rbp)
jmp    1222 <main+0xe2>
mov    -0x10(%rbp),%rax
mov    %rax,%rcx
add    $0x8,%rcx
mov    %rcx,-0x10(%rbp)
mov    0x8(%rax),%rdi
lea    0xe77(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rdi
lea    0xe65(%rip),%rsi
lea    -0x1c(%rbp),%rdx
call   1050 <fscanf@plt>
mov    0x2e29(%rip),%rcx
cmp    (%rcx),%rax
je     121b <main+0xdb>
mov    -0x1c(%rbp),%eax
add    $0x9,%eax
mov    %eax,-0x20(%rbp)
mov    -0x1c(%rbp),%edi
call   1040 <dsig@plt>
mov    %eax,-0x24(%rbp)
mov    -0x24(%rbp),%eax
mov    %eax,-0x28(%rbp)
mov    -0x20(%rbp),%edi
call   1040 <dsig@plt>
mov    %eax,%ecx
mov    -0x28(%rbp),%eax
cmp    %ecx,%eax
je     1205 <main+0xc5>
mov    -0x20(%rbp),%eax
add    $0x9,%eax
mov    %eax,-0x20(%rbp)
jmp    11dc <main+0x9c>
mov    -0x20(%rbp),%esi
lea    0xe08(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11a4 <main+0x64>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
cmp    $0x2,%edi
jne    11e8 <main+0xa8>
mov    0x8(%rsi),%rdi
lea    0xeb3(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,%r13
lea    0xea6(%rip),%rsi
lea    0x4(%rsp),%rdx
mov    %rax,%rdi
call   1050 <fscanf@plt>
mov    0x2e66(%rip),%rcx
xor    %ebp,%ebp
cmp    (%rcx),%rax
je     11fe <main+0xbe>
lea    0xe87(%rip),%r14
lea    0xe7d(%rip),%r15
lea    0x4(%rsp),%r12
nopl   0x0(%rax)
mov    0x4(%rsp),%ebx
mov    %ebx,%edi
call   1040 <dsig@plt>
mov    %eax,%ebp
nopl   (%rax)
add    $0x9,%ebx
mov    %ebx,%edi
call   1040 <dsig@plt>
cmp    %eax,%ebp
jne    11b0 <main+0x70>
xor    %ebp,%ebp
mov    %r14,%rdi
mov    %ebx,%esi
xor    %eax,%eax
call   1030 <printf@plt>
mov    %r13,%rdi
mov    %r15,%rsi
mov    %r12,%rdx
call   1050 <fscanf@plt>
mov    0x2e07(%rip),%rcx
cmp    (%rcx),%rax
jne    11a0 <main+0x60>
jmp    11fe <main+0xbe>
mov    (%rsi),%rsi
lea    0xe0e(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    $0x1,%ebp
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [18 x i8] c"Usage: %s [FILE]\0A\00"
@.str.1 = [2 x i8] c"r\00"
@.str.2 = [3 x i8] c"%d\00"
@EOF = global i64 0
@.str.3 = [4 x i8] c"%d\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32*
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%10 = load i32, i32* %4
%11 = icmp ne i32 %10, 2
br i1 %11, label %12, label %17
12: ; preds = %2
%13 = load i8**, i8*** %5
%14 = getelementptr inbounds i8*, i8** %13, i64 0
%15 = load i8*, i8** %14
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0), i8* %15)
store i32 1, i32* %3
br label %44
17: ; preds = %2
%18 = load i8**, i8*** %5
%19 = getelementptr inbounds i8*, i8** %18, i32 1
store i8** %19, i8*** %5
%20 = load i8*, i8** %19
%21 = call i32* @fopen(i8* %20, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
store i32* %21, i32** %6
br label %22
22: ; preds = %40, %17
%23 = load i32*, i32** %6
%24 = call i64 @fscanf(i32* %23, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %7)
%25 = load i64, i64* @EOF
%26 = icmp ne i64 %24, %25
br i1 %26, label %27, label %43
27: ; preds = %22
%28 = load i32, i32* %7
%29 = add nsw i32 %28, 9
store i32 %29, i32* %8
%30 = load i32, i32* %7
%31 = call i32 @dsig(i32 %30)
store i32 %31, i32* %9
br label %32
32: ; preds = %37, %27
%33 = load i32, i32* %9
%34 = load i32, i32* %8
%35 = call i32 @dsig(i32 %34)
%36 = icmp ne i32 %33, %35
br i1 %36, label %37, label %40
37: ; preds = %32
%38 = load i32, i32* %8
%39 = add nsw i32 %38, 9
store i32 %39, i32* %8
br label %32
40: ; preds = %32
%41 = load i32, i32* %8
%42 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %41)
br label %22
43: ; preds = %22
store i32 0, i32* %3
br label %44
44: ; preds = %43, %12
%45 = load i32, i32* %3
ret i32 %45
}

LLVM IR (-O2):
@.str = [18 x i8] c"Usage: %s [FILE]\0A\00"
@.str.1 = [2 x i8] c"r\00"
@.str.2 = [3 x i8] c"%d\00"
@EOF = global i64 0
@.str.3 = [4 x i8] c"%d\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = alloca i32
%4 = bitcast i32* %3 to i8*
%5 = icmp eq i32 %0, 2
br i1 %5, label %9, label %6
6: ; preds = %2
%7 = load i8*, i8** %1
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0), i8* %7)
br label %29
9: ; preds = %2
%10 = getelementptr inbounds i8*, i8** %1, i64 1
%11 = load i8*, i8** %10
%12 = tail call i32* @fopen(i8* %11, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%13 = call i64 @fscanf(i32* %12, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %3)
%14 = load i64, i64* @EOF
%15 = icmp eq i64 %13, %14
br i1 %15, label %29, label %16
16: ; preds = %9, %24
%17 = load i32, i32* %3
%18 = call i32 @dsig(i32 %17)
br label %19
19: ; preds = %19, %16
%20 = phi i32 [ %17, %16 ], [ %21, %19 ]
%21 = add nsw i32 %20, 9
%22 = call i32 @dsig(i32 %21)
%23 = icmp eq i32 %18, %22
br i1 %23, label %24, label %19
24: ; preds = %19
%25 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %21)
%26 = call i64 @fscanf(i32* %12, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32* %3)
%27 = load i64, i64* @EOF
%28 = icmp eq i64 %26, %27
br i1 %28, label %29, label %16
29: ; preds = %24, %9, %6
%30 = phi i32 [ 1, %6 ], [ 0, %9 ], [ 0, %24 ]
ret i32 %30
}