#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 atoi(char *);
int *malloc(int);
int /*<<< orphan*/ printf(char *, ...);
int removeDuplicates(int *, int);
int main(int argc, char **argv) {
  int i, count = argc - 1;
  int *nums = malloc(count * sizeof(int));
  for (i = 0; i < count; i++) {
    nums[i] = atoi(argv[i + 1]);
  }
  count = removeDuplicates(nums, count);
  for (i = 0; i < count; i++) {
    printf("%d ", nums[i]);
  }
  printf("\n");
}


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)
mov    -0x8(%rbp),%eax
sub    $0x1,%eax
mov    %eax,-0x18(%rbp)
movslq -0x18(%rbp),%rax
shl    $0x2,%rax
mov    %eax,%edi
call   1050 <malloc@plt>
mov    %rax,-0x20(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x18(%rbp),%eax
jge    11b6 <main+0x76>
mov    -0x10(%rbp),%rax
mov    -0x14(%rbp),%ecx
add    $0x1,%ecx
movslq %ecx,%rcx
mov    (%rax,%rcx,8),%rdi
call   1060 <atoi@plt>
mov    %eax,%edx
mov    -0x20(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    %edx,(%rax,%rcx,4)
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1179 <main+0x39>
mov    -0x20(%rbp),%rdi
mov    -0x18(%rbp),%esi
call   1040 <removeDuplicates@plt>
mov    %eax,-0x18(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x18(%rbp),%eax
jge    11ff <main+0xbf>
mov    -0x20(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe16(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    11cc <main+0x8c>
lea    0xdfe(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %rsi,%r12
mov    %edi,%r15d
lea    -0x1(%r15),%r14d
lea    -0x4(,%r15,4),%edi
ff
call   1060 <malloc@plt>
mov    %rax,%r13
cmp    $0x2,%r15d
jl     119b <main+0x4b>
mov    %r14d,%r15d
xor    %ebp,%ebp
lea    0x1(%rbp),%rbx
mov    0x8(%r12,%rbp,8),%rdi
call   1070 <atoi@plt>
mov    %eax,0x0(%r13,%rbp,4)
mov    %rbx,%rbp
cmp    %rbx,%r15
jne    1180 <main+0x30>
mov    %r13,%rdi
mov    %r14d,%esi
call   1050 <removeDuplicates@plt>
test   %eax,%eax
jle    11d8 <main+0x88>
mov    %eax,%r15d
lea    0xe4c(%rip),%r14
xor    %ebp,%ebp
cs nopw 0x0(%rax,%rax,1)
mov    0x0(%r13,%rbp,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
add    $0x1,%rbp
cmp    %rbp,%r15
jne    11c0 <main+0x70>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%d \00"
@.str.1 = [2 x i8] c"\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*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%9 = load i32, i32* %4
%10 = sub nsw i32 %9, 1
store i32 %10, i32* %7
%11 = load i32, i32* %7
%12 = sext i32 %11 to i64
%13 = mul i64 %12, 4
%14 = trunc i64 %13 to i32
%15 = call i32* @malloc(i32 %14)
store i32* %15, i32** %8
store i32 0, i32* %6
br label %16
16: ; preds = %32, %2
%17 = load i32, i32* %6
%18 = load i32, i32* %7
%19 = icmp slt i32 %17, %18
br i1 %19, label %20, label %35
20: ; preds = %16
%21 = load i8**, i8*** %5
%22 = load i32, i32* %6
%23 = add nsw i32 %22, 1
%24 = sext i32 %23 to i64
%25 = getelementptr inbounds i8*, i8** %21, i64 %24
%26 = load i8*, i8** %25
%27 = call i32 @atoi(i8* %26)
%28 = load i32*, i32** %8
%29 = load i32, i32* %6
%30 = sext i32 %29 to i64
%31 = getelementptr inbounds i32, i32* %28, i64 %30
store i32 %27, i32* %31
br label %32
32: ; preds = %20
%33 = load i32, i32* %6
%34 = add nsw i32 %33, 1
store i32 %34, i32* %6
br label %16
35: ; preds = %16
%36 = load i32*, i32** %8
%37 = load i32, i32* %7
%38 = call i32 @removeDuplicates(i32* %36, i32 %37)
store i32 %38, i32* %7
store i32 0, i32* %6
br label %39
39: ; preds = %50, %35
%40 = load i32, i32* %6
%41 = load i32, i32* %7
%42 = icmp slt i32 %40, %41
br i1 %42, label %43, label %53
43: ; preds = %39
%44 = load i32*, i32** %8
%45 = load i32, i32* %6
%46 = sext i32 %45 to i64
%47 = getelementptr inbounds i32, i32* %44, i64 %46
%48 = load i32, i32* %47
%49 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %48)
br label %50
50: ; preds = %43
%51 = load i32, i32* %6
%52 = add nsw i32 %51, 1
store i32 %52, i32* %6
br label %39
53: ; preds = %39
%54 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%55 = load i32, i32* %3
ret i32 %55
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d \00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = add nsw i32 %0, -1
%4 = shl i32 %3, 2
%5 = tail call i32* @malloc(i32 %4)
%6 = icmp sgt i32 %0, 1
br i1 %6, label %7, label %17
7: ; preds = %2
%8 = zext i32 %3 to i64
br label %9
9: ; preds = %7, %9
%10 = phi i64 [ 0, %7 ], [ %11, %9 ]
%11 = add nuw nsw i64 %10, 1
%12 = getelementptr inbounds i8*, i8** %1, i64 %11
%13 = load i8*, i8** %12
%14 = tail call i32 @atoi(i8* %13)
%15 = getelementptr inbounds i32, i32* %5, i64 %10
store i32 %14, i32* %15
%16 = icmp eq i64 %11, %8
br i1 %16, label %17, label %9
17: ; preds = %9, %2
%18 = tail call i32 @removeDuplicates(i32* %5, i32 %3)
%19 = icmp sgt i32 %18, 0
br i1 %19, label %20, label %29
20: ; preds = %17
%21 = zext i32 %18 to i64
br label %22
22: ; preds = %20, %22
%23 = phi i64 [ 0, %20 ], [ %27, %22 ]
%24 = getelementptr inbounds i32, i32* %5, i64 %23
%25 = load i32, i32* %24
%26 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %25)
%27 = add nuw nsw i64 %23, 1
%28 = icmp eq i64 %27, %21
br i1 %28, label %29, label %22
29: ; preds = %22, %17
%30 = tail call i32 @putchar(i32 10)
ret i32 0
}