#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 number, sum = 0, total = 0;
  scanf("%d", &number);
  for (; number > 0; number /= 10, total += 1) {
    sum += number % 10;
  }
  if ((float)sum / total < 7)
    printf("light\n");
  else
    printf("heavy\n");
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
lea    0xec0(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
cmpl   $0x0,-0x8(%rbp)
jle    1184 <main+0x64>
mov    -0x8(%rbp),%eax
mov    $0xa,%ecx
cltd
idiv   %ecx
add    -0xc(%rbp),%edx
mov    %edx,-0xc(%rbp)
mov    -0x8(%rbp),%eax
mov    $0xa,%ecx
cltd
idiv   %ecx
mov    %eax,-0x8(%rbp)
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    114d <main+0x2d>
cvtsi2ssl -0xc(%rbp),%xmm1
cvtsi2ssl -0x10(%rbp),%xmm0
divss  %xmm0,%xmm1
movss  0xe66(%rip),%xmm0
ucomiss %xmm1,%xmm0
jbe    11b4 <main+0x94>
lea    0xe5d(%rip),%rdi
call   1030 <printf@plt>
jmp    11c0 <main+0xa0>
lea    0xe53(%rip),%rdi
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xeec(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
mov    0x4(%rsp),%eax
test   %eax,%eax
jle    11a2 <main+0x82>
pxor   %xmm0,%xmm0
mov    $0xcccccccd,%ecx
movaps 0xeb6(%rip),%xmm1
nopw   0x0(%rax,%rax,1)
mov    %eax,%edx
mov    %eax,%eax
imul   %rcx,%rax
shr    $0x23,%rax
lea    (%rax,%rax,1),%esi
lea    (%rsi,%rsi,4),%esi
mov    %edx,%edi
sub    %esi,%edi
movd   %edi,%xmm2
movaps %xmm1,%xmm3
movss  %xmm2,%xmm3
paddd  %xmm3,%xmm0
cmp    $0x9,%edx
ja     1150 <main+0x30>
mov    %eax,0x4(%rsp)
cvtdq2ps %xmm0,%xmm0
movaps %xmm0,%xmm1
shufps $0x55,%xmm0,%xmm1
divss  %xmm1,%xmm0
movss  0xe7c(%rip),%xmm1
ucomiss %xmm0,%xmm1
jbe    11a2 <main+0x82>
lea    0xe7d(%rip),%rdi
jmp    11a9 <main+0x89>
lea    0xe6e(%rip),%rdi
call   1030 <puts@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
@.str.1 = [7 x i8] c"light\0A\00"
@.str.2 = [7 x i8] c"heavy\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %3
store i32 0, i32* %4
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %2)
br label %6
6: ; preds = %14, %0
%7 = load i32, i32* %2
%8 = icmp sgt i32 %7, 0
br i1 %8, label %9, label %19
9: ; preds = %6
%10 = load i32, i32* %2
%11 = srem i32 %10, 10
%12 = load i32, i32* %3
%13 = add nsw i32 %12, %11
store i32 %13, i32* %3
br label %14
14: ; preds = %9
%15 = load i32, i32* %2
%16 = sdiv i32 %15, 10
store i32 %16, i32* %2
%17 = load i32, i32* %4
%18 = add nsw i32 %17, 1
store i32 %18, i32* %4
br label %6
19: ; preds = %6
%20 = load i32, i32* %3
%21 = sitofp i32 %20 to float
%22 = load i32, i32* %4
%23 = sitofp i32 %22 to float
%24 = fdiv float %21, %23
%25 = fcmp olt float %24, 7.000000e+00
br i1 %25, label %26, label %28
26: ; preds = %19
%27 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0))
br label %30
28: ; preds = %19
%29 = call i32 @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.2, i64 0, i64 0))
br label %30
30: ; preds = %28, %26
%31 = load i32, i32* %1
ret i32 %31
}

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
@str = [6 x i8] c"heavy\00"
@str.3 = [6 x i8] c"light\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %1)
%4 = load i32, i32* %1
%5 = icmp sgt i32 %4, 0
br i1 %5, label %6, label %20
6: ; preds = %0, %6
%7 = phi i32 [ %10, %6 ], [ %4, %0 ]
%8 = phi <2 x i32> [ %12, %6 ], [ zeroinitializer, %0 ]
%9 = urem i32 %7, 10
%10 = udiv i32 %7, 10
%11 = insertelement <2 x i32> <i32 poison, i32 1>, i32 %9, i64 0
%12 = add nuw nsw <2 x i32> %8, %11
%13 = icmp ult i32 %7, 10
br i1 %13, label %14, label %6
14: ; preds = %6
store i32 %10, i32* %1
%15 = sitofp <2 x i32> %12 to <2 x float>
%16 = extractelement <2 x float> %15, i64 0
%17 = extractelement <2 x float> %15, i64 1
%18 = fdiv float %16, %17
%19 = fcmp olt float %18, 7.000000e+00
br i1 %19, label %21, label %20
20: ; preds = %0, %14
br label %21
21: ; preds = %14, %20
%22 = phi i8* [ getelementptr inbounds ([6 x i8], [6 x i8]* @str, i64 0, i64 0), %20 ], [ getelementptr inbounds ([6 x i8], [6 x i8]* @str.3, i64 0, i64 0), %14 ]
%23 = call i32 @puts(i8* dereferenceable(1) %22)
ret i32 0
}