#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 *, float);
int /*<<< orphan*/ scanf(char *, float *);
int main() {
  float first, second, third;
  scanf("%f", &first);
  scanf("%f", &second);
  scanf("%f", &third);
  if (first > second && first > third)
    printf("%.1f", first);
  if (second > first && second > third)
    printf("%.1f", second);
  if (third > second && third > second)
    printf("%.1f", third);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xeba(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xeaa(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
ucomiss -0xc(%rbp),%xmm0
jbe    118e <main+0x6e>
movss  -0x8(%rbp),%xmm0
ucomiss -0x10(%rbp),%xmm0
jbe    118e <main+0x6e>
movss  -0x8(%rbp),%xmm0
lea    0xe7a(%rip),%rdi
call   1030 <printf@plt>
movss  -0xc(%rbp),%xmm0
ucomiss -0x8(%rbp),%xmm0
jbe    11bd <main+0x9d>
movss  -0xc(%rbp),%xmm0
ucomiss -0x10(%rbp),%xmm0
jbe    11bd <main+0x9d>
movss  -0xc(%rbp),%xmm0
lea    0xe4b(%rip),%rdi
call   1030 <printf@plt>
movss  -0x10(%rbp),%xmm0
ucomiss -0xc(%rbp),%xmm0
jbe    11ec <main+0xcc>
movss  -0x10(%rbp),%xmm0
ucomiss -0xc(%rbp),%xmm0
jbe    11ec <main+0xcc>
movss  -0x10(%rbp),%xmm0
lea    0xe1c(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xed4(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
movss  0xc(%rsp),%xmm2
movss  0x8(%rsp),%xmm0
ucomiss %xmm0,%xmm2
movss  0x4(%rsp),%xmm1
jbe    1190 <main+0x70>
ucomiss %xmm1,%xmm2
jbe    1190 <main+0x70>
lea    0xe8d(%rip),%rdi
movaps %xmm2,%xmm0
call   1030 <printf@plt>
movss  0x8(%rsp),%xmm0
movss  0xc(%rsp),%xmm2
movss  0x4(%rsp),%xmm1
ucomiss %xmm2,%xmm0
jbe    11b2 <main+0x92>
ucomiss %xmm1,%xmm0
jbe    11b2 <main+0x92>
lea    0xe62(%rip),%rdi
call   1030 <printf@plt>
movss  0x4(%rsp),%xmm1
movss  0x8(%rsp),%xmm0
ucomiss %xmm0,%xmm1
jbe    11c6 <main+0xa6>
lea    0xe45(%rip),%rdi
movaps %xmm1,%xmm0
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%f\00"
@.str.1 = [5 x i8] c"%.1f\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = alloca float
store i32 0, i32* %1
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %2)
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %3)
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %4)
%8 = load float, float* %2
%9 = load float, float* %3
%10 = fcmp ogt float %8, %9
br i1 %10, label %11, label %18
11: ; preds = %0
%12 = load float, float* %2
%13 = load float, float* %4
%14 = fcmp ogt float %12, %13
br i1 %14, label %15, label %18
15: ; preds = %11
%16 = load float, float* %2
%17 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), float %16)
br label %18
18: ; preds = %15, %11, %0
%19 = load float, float* %3
%20 = load float, float* %2
%21 = fcmp ogt float %19, %20
br i1 %21, label %22, label %29
22: ; preds = %18
%23 = load float, float* %3
%24 = load float, float* %4
%25 = fcmp ogt float %23, %24
br i1 %25, label %26, label %29
26: ; preds = %22
%27 = load float, float* %3
%28 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), float %27)
br label %29
29: ; preds = %26, %22, %18
%30 = load float, float* %4
%31 = load float, float* %3
%32 = fcmp ogt float %30, %31
br i1 %32, label %33, label %40
33: ; preds = %29
%34 = load float, float* %4
%35 = load float, float* %3
%36 = fcmp ogt float %34, %35
br i1 %36, label %37, label %40
37: ; preds = %33
%38 = load float, float* %4
%39 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), float %38)
br label %40
40: ; preds = %37, %33, %29
ret i32 0
}

LLVM IR (-O2):
@.str = [3 x i8] c"%f\00"
@.str.1 = [5 x i8] c"%.1f\00"
define i32 @main() {
%1 = alloca float
%2 = alloca float
%3 = alloca float
%4 = bitcast float* %1 to i8*
%5 = bitcast float* %2 to i8*
%6 = bitcast float* %3 to i8*
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %1)
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %2)
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %3)
%10 = load float, float* %1
%11 = load float, float* %2
%12 = fcmp ogt float %10, %11
%13 = load float, float* %3
%14 = fcmp ogt float %10, %13
%15 = select i1 %12, i1 %14, i1 false
br i1 %15, label %16, label %21
16: ; preds = %0
%17 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), float %10)
%18 = load float, float* %2
%19 = load float, float* %1
%20 = load float, float* %3
br label %21
21: ; preds = %16, %0
%22 = phi float [ %20, %16 ], [ %13, %0 ]
%23 = phi float [ %19, %16 ], [ %10, %0 ]
%24 = phi float [ %18, %16 ], [ %11, %0 ]
%25 = fcmp ogt float %24, %23
%26 = fcmp ogt float %24, %22
%27 = select i1 %25, i1 %26, i1 false
br i1 %27, label %28, label %32
28: ; preds = %21
%29 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), float %24)
%30 = load float, float* %3
%31 = load float, float* %2
br label %32
32: ; preds = %28, %21
%33 = phi float [ %31, %28 ], [ %24, %21 ]
%34 = phi float [ %30, %28 ], [ %22, %21 ]
%35 = fcmp ogt float %34, %33
br i1 %35, label %36, label %38
36: ; preds = %32
%37 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), float %34)
br label %38
38: ; preds = %36, %32
ret i32 0
}