#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 *, int *);
int main() {
  int a, b, c;
  printf("Enter the three numbers a,b,c");
  scanf("%d %d %d ", &a, &b, &c);
  if (a > b && b > c) {
    printf("The largest number is %d", a);
  } else if (b > a && a > c) {
    printf("The largest number is %d", b);
  } else {
    printf("The largest number is %d", c);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeda(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
lea    -0x10(%rbp),%rcx
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jle    1183 <main+0x63>
mov    -0xc(%rbp),%eax
cmp    -0x10(%rbp),%eax
jle    1183 <main+0x63>
mov    -0x8(%rbp),%esi
lea    0xeb1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11c7 <main+0xa7>
mov    -0xc(%rbp),%eax
cmp    -0x8(%rbp),%eax
jle    11b1 <main+0x91>
mov    -0x8(%rbp),%eax
cmp    -0x10(%rbp),%eax
jle    11b1 <main+0x91>
mov    -0xc(%rbp),%esi
lea    0xe83(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11c2 <main+0xa2>
mov    -0x10(%rbp),%esi
lea    0xe6d(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11c7 <main+0xa7>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
lea    0xed5(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee5(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0x10(%rsp),%rdx
lea    0xc(%rsp),%rcx
call   1040 <scanf@plt>
mov    0x14(%rsp),%eax
mov    0x10(%rsp),%ecx
mov    0xc(%rsp),%edx
cmp    %edx,%eax
mov    %edx,%edi
cmovg  %ecx,%edi
cmp    %eax,%ecx
cmovle %edx,%edi
cmp    %edx,%ecx
mov    %edi,%esi
cmovg  %eax,%esi
cmp    %ecx,%eax
cmovle %edi,%esi
lea    0xeb0(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [30 x i8] c"Enter the three numbers a,b,c\00"
@.str.1 = [10 x i8] c"%d %d %d \00"
@.str.2 = [25 x i8] c"The largest number is %d\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3, i32* %4)
%7 = load i32, i32* %2
%8 = load i32, i32* %3
%9 = icmp sgt i32 %7, %8
br i1 %9, label %10, label %17
10: ; preds = %0
%11 = load i32, i32* %3
%12 = load i32, i32* %4
%13 = icmp sgt i32 %11, %12
br i1 %13, label %14, label %17
14: ; preds = %10
%15 = load i32, i32* %2
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i32 %15)
br label %32
17: ; preds = %10, %0
%18 = load i32, i32* %3
%19 = load i32, i32* %2
%20 = icmp sgt i32 %18, %19
br i1 %20, label %21, label %28
21: ; preds = %17
%22 = load i32, i32* %2
%23 = load i32, i32* %4
%24 = icmp sgt i32 %22, %23
br i1 %24, label %25, label %28
25: ; preds = %21
%26 = load i32, i32* %3
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i32 %26)
br label %31
28: ; preds = %21, %17
%29 = load i32, i32* %4
%30 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i32 %29)
br label %31
31: ; preds = %28, %25
br label %32
32: ; preds = %31, %14
ret i32 0
}

LLVM IR (-O2):
@.str = [30 x i8] c"Enter the three numbers a,b,c\00"
@.str.1 = [10 x i8] c"%d %d %d \00"
@.str.2 = [25 x i8] c"The largest number is %d\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = bitcast i32* %1 to i8*
%5 = bitcast i32* %2 to i8*
%6 = bitcast i32* %3 to i8*
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %2, i32* %3)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = icmp sgt i32 %9, %10
%12 = load i32, i32* %3
%13 = icmp sgt i32 %10, %12
%14 = select i1 %11, i1 %13, i1 false
%15 = icmp sgt i32 %10, %9
%16 = icmp sgt i32 %9, %12
%17 = select i1 %15, i1 %16, i1 false
%18 = select i1 %17, i32 %10, i32 %12
%19 = select i1 %14, i32 %9, i32 %18
%20 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i32 %19)
ret i32 0
}