#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() {
  int i;
  float chislo, max = 0;
  for (i = 0; i < 3; i++) {
    scanf("%f", &chislo);
    if (chislo > max || i == 0) {
      max = chislo;
    }
  }
  printf("%.1f\n", max);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
xorps  %xmm0,%xmm0
movss  %xmm0,-0x10(%rbp)
movl   $0x0,-0x8(%rbp)
cmpl   $0x3,-0x8(%rbp)
jge    118e <main+0x6e>
lea    0xeb1(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0xc(%rbp),%xmm0
ucomiss -0x10(%rbp),%xmm0
ja     1171 <main+0x51>
cmpl   $0x0,-0x8(%rbp)
jne    117b <main+0x5b>
movss  -0xc(%rbp),%xmm0
movss  %xmm0,-0x10(%rbp)
jmp    1180 <main+0x60>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    113e <main+0x1e>
movss  -0x10(%rbp),%xmm0
lea    0xe69(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
lea    0xed5(%rip),%rbx
lea    0x4(%rsp),%r14
mov    %rbx,%rdi
mov    %r14,%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
movss  %xmm0,(%rsp)
mov    %rbx,%rdi
mov    %r14,%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
maxss  (%rsp),%xmm0
movss  %xmm0,(%rsp)
mov    %rbx,%rdi
mov    %r14,%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
maxss  (%rsp),%xmm0
lea    0xe85(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%f\00"
@.str.1 = [6 x i8] c"%.1f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca float
%4 = alloca float
store i32 0, i32* %1
store float 0.000000e+00, float* %4
store i32 0, i32* %2
br label %5
5: ; preds = %19, %0
%6 = load i32, i32* %2
%7 = icmp slt i32 %6, 3
br i1 %7, label %8, label %22
8: ; preds = %5
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %3)
%10 = load float, float* %3
%11 = load float, float* %4
%12 = fcmp ogt float %10, %11
br i1 %12, label %16, label %13
13: ; preds = %8
%14 = load i32, i32* %2
%15 = icmp eq i32 %14, 0
br i1 %15, label %16, label %18
16: ; preds = %13, %8
%17 = load float, float* %3
store float %17, float* %4
br label %18
18: ; preds = %16, %13
br label %19
19: ; preds = %18
%20 = load i32, i32* %2
%21 = add nsw i32 %20, 1
store i32 %21, i32* %2
br label %5
22: ; preds = %5
%23 = load float, float* %4
%24 = call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), float %23)
ret i32 0
}

LLVM IR (-O2):
@.str = [3 x i8] c"%f\00"
@.str.1 = [6 x i8] c"%.1f\0A\00"
define i32 @main() {
%1 = alloca float
%2 = bitcast float* %1 to i8*
%3 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %1)
%4 = load float, float* %1
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %1)
%6 = load float, float* %1
%7 = fcmp ogt float %6, %4
%8 = select i1 %7, float %6, float %4
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %1)
%10 = load float, float* %1
%11 = fcmp ogt float %10, %8
%12 = select i1 %11, float %10, float %8
%13 = call i32 @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), float %12)
ret i32 0
}