#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*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int number1, number2, sum1, sub1;
  printf("Enter 1st number you want to add and subtract:\n");
  scanf("%9d", &number1);
  printf("Enter 2nd number you want to add and subtract:\n");
  scanf("%9d", &number2);
  sum1 = number1 + number2;
  printf("%9d + %9d = %9d\n", number1, number2, sum1);
  sub1 = number1 - number2;
  printf("%9d - %9d = %9d\n", number1, number2, sub1);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeec(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xee0(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xece(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
add    -0xc(%rbp),%eax
mov    %eax,-0x10(%rbp)
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
mov    -0x10(%rbp),%ecx
lea    0xee0(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
sub    -0xc(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
mov    -0x14(%rbp),%ecx
lea    0xed1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xeea(%rip),%rdi
call   1030 <puts@plt>
lea    0xeb8(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xef9(%rip),%rdi
call   1030 <puts@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
mov    0xc(%rsp),%esi
mov    0x8(%rsp),%edx
lea    (%rdx,%rsi,1),%ecx
lea    0xe84(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0xc(%rsp),%esi
mov    0x8(%rsp),%edx
mov    %esi,%ecx
sub    %edx,%ecx
lea    0xe7b(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [48 x i8] c"Enter 1st number you want to add and subtract:\0A\00"
@.str.1 = [4 x i8] c"%9d\00"
@.str.2 = [48 x i8] c"Enter 2nd number you want to add and subtract:\0A\00"
@.str.3 = [17 x i8] c"%9d + %9d = %9d\0A\00"
@.str.4 = [17 x i8] c"%9d - %9d = %9d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%10 = load i32, i32* %2
%11 = load i32, i32* %3
%12 = add nsw i32 %10, %11
store i32 %12, i32* %4
%13 = load i32, i32* %2
%14 = load i32, i32* %3
%15 = load i32, i32* %4
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.3, i64 0, i64 0), i32 %13, i32 %14, i32 %15)
%17 = load i32, i32* %2
%18 = load i32, i32* %3
%19 = sub nsw i32 %17, %18
store i32 %19, i32* %5
%20 = load i32, i32* %2
%21 = load i32, i32* %3
%22 = load i32, i32* %5
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.4, i64 0, i64 0), i32 %20, i32 %21, i32 %22)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [4 x i8] c"%9d\00"
@.str.3 = [17 x i8] c"%9d + %9d = %9d\0A\00"
@.str.4 = [17 x i8] c"%9d - %9d = %9d\0A\00"
@str = [47 x i8] c"Enter 1st number you want to add and subtract:\00"
@str.5 = [47 x i8] c"Enter 2nd number you want to add and subtract:\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
%4 = bitcast i32* %2 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%7 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str.5, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = add nsw i32 %10, %9
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.3, i64 0, i64 0), i32 %9, i32 %10, i32 %11)
%13 = load i32, i32* %1
%14 = load i32, i32* %2
%15 = sub nsw i32 %13, %14
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.4, i64 0, i64 0), i32 %13, i32 %14, i32 %15)
ret i32 0
}