#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() {
  int number1;
  int number2;
  int number3;
  int number4;
  int number5;
  float average;
  printf("what is the first number?\n");
  scanf("%d", &number1);
  printf("what is the secound number?\n");
  scanf("%d", &number2);
  printf("what is the third number?\n");
  scanf("%d", &number3);
  printf("what is the fourth number?\n");
  scanf("%d", &number4);
  printf("what is the fifth number?\n");
  scanf("%d", &number5);
  average = (float)(number1 + number2 + number3 + number4 + number5) / 5.0;
  printf("the average is %f\n", average);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xed2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xedf(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xed2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec1(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xed1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea3(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xece(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe85(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xecc(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe67(%rip),%rdi
lea    -0x18(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
add    -0xc(%rbp),%eax
add    -0x10(%rbp),%eax
add    -0x14(%rbp),%eax
add    -0x18(%rbp),%eax
cvtsi2ss %eax,%xmm0
cvtss2sd %xmm0,%xmm0
movsd  0xe1c(%rip),%xmm1
divsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0x1c(%rbp)
movss  -0x1c(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe94(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x20,%rsp
lea    0xede(%rip),%rdi
call   1030 <puts@plt>
lea    0xebc(%rip),%rbx
lea    0x1c(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xed8(%rip),%rdi
call   1030 <puts@plt>
lea    0x18(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xedb(%rip),%rdi
call   1030 <puts@plt>
lea    0x14(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xedc(%rip),%rdi
call   1030 <puts@plt>
lea    0x10(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xede(%rip),%rdi
call   1030 <puts@plt>
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
mov    0x18(%rsp),%eax
add    0x1c(%rsp),%eax
add    0x14(%rsp),%eax
add    0x10(%rsp),%eax
add    0xc(%rsp),%eax
cvtsi2ss %eax,%xmm0
divss  0xe27(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe23(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [27 x i8] c"what is the first number?\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [29 x i8] c"what is the secound number?\0A\00"
@.str.3 = [27 x i8] c"what is the third number?\0A\00"
@.str.4 = [28 x i8] c"what is the fourth number?\0A\00"
@.str.5 = [27 x i8] c"what is the fifth number?\0A\00"
@.str.6 = [19 x i8] c"the average is %f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32
%7 = alloca float
store i32 0, i32* %1
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.2, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0))
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.4, i64 0, i64 0))
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %5)
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.5, i64 0, i64 0))
%17 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %6)
%18 = load i32, i32* %2
%19 = load i32, i32* %3
%20 = add nsw i32 %18, %19
%21 = load i32, i32* %4
%22 = add nsw i32 %20, %21
%23 = load i32, i32* %5
%24 = add nsw i32 %22, %23
%25 = load i32, i32* %6
%26 = add nsw i32 %24, %25
%27 = sitofp i32 %26 to float
%28 = fpext float %27 to double
%29 = fdiv double %28, 5.000000e+00
%30 = fptrunc double %29 to float
store float %30, float* %7
%31 = load float, float* %7
%32 = fpext float %31 to double
%33 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.6, i64 0, i64 0), double %32)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.6 = [19 x i8] c"the average is %f\0A\00"
@str = [26 x i8] c"what is the first number?\00"
@str.7 = [28 x i8] c"what is the secound number?\00"
@str.8 = [26 x i8] c"what is the third number?\00"
@str.9 = [27 x i8] c"what is the fourth number?\00"
@str.10 = [26 x i8] c"what is the fifth number?\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = bitcast i32* %1 to i8*
%7 = bitcast i32* %2 to i8*
%8 = bitcast i32* %3 to i8*
%9 = bitcast i32* %4 to i8*
%10 = bitcast i32* %5 to i8*
%11 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @str, i64 0, i64 0))
%12 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%13 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @str.7, i64 0, i64 0))
%14 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%15 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @str.8, i64 0, i64 0))
%16 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%17 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @str.9, i64 0, i64 0))
%18 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%19 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @str.10, i64 0, i64 0))
%20 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %5)
%21 = load i32, i32* %1
%22 = load i32, i32* %2
%23 = add nsw i32 %22, %21
%24 = load i32, i32* %3
%25 = add nsw i32 %23, %24
%26 = load i32, i32* %4
%27 = add nsw i32 %25, %26
%28 = load i32, i32* %5
%29 = add nsw i32 %27, %28
%30 = sitofp i32 %29 to float
%31 = fdiv float %30, 5.000000e+00
%32 = fpext float %31 to double
%33 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.6, i64 0, i64 0), double %32)
ret i32 0
}