#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 *, float *, float *, float *, float *);
int main() {
  float a, b, c, d;
  scanf("%f %f %f %f", &a, &b, &c, &d);
  float X = (b - d) * (a * c) / (b * c - a * d);
  float Y = (a - c) * (b * d) / (a * d - b * c);
  float E = a * d - b * c;
  if (E == 0) {
    printf("INF");
  } else {
    printf("(%.3f,%.3f)", X, Y);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
lea    -0x10(%rbp),%rcx
lea    -0x14(%rbp),%r8
call   1040 <scanf@plt>
movss  -0xc(%rbp),%xmm0
subss  -0x14(%rbp),%xmm0
movss  -0x8(%rbp),%xmm1
mulss  -0x10(%rbp),%xmm1
mulss  %xmm1,%xmm0
movss  -0xc(%rbp),%xmm1
movss  -0x10(%rbp),%xmm3
movss  -0x8(%rbp),%xmm2
mulss  -0x14(%rbp),%xmm2
movd   %xmm2,%eax
xor    $0x80000000,%eax
movd   %eax,%xmm2
mulss  %xmm3,%xmm1
addss  %xmm2,%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x18(%rbp)
movss  -0x8(%rbp),%xmm0
subss  -0x10(%rbp),%xmm0
movss  -0xc(%rbp),%xmm1
mulss  -0x14(%rbp),%xmm1
mulss  %xmm1,%xmm0
movss  -0x8(%rbp),%xmm1
movss  -0x14(%rbp),%xmm3
movss  -0xc(%rbp),%xmm2
mulss  -0x10(%rbp),%xmm2
movd   %xmm2,%eax
xor    $0x80000000,%eax
movd   %eax,%xmm2
mulss  %xmm3,%xmm1
addss  %xmm2,%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x1c(%rbp)
movss  -0x8(%rbp),%xmm0
movss  -0x14(%rbp),%xmm2
movss  -0xc(%rbp),%xmm1
mulss  -0x10(%rbp),%xmm1
movd   %xmm1,%eax
xor    $0x80000000,%eax
movd   %eax,%xmm1
mulss  %xmm2,%xmm0
addss  %xmm1,%xmm0
movss  %xmm0,-0x20(%rbp)
movss  -0x20(%rbp),%xmm0
xorps  %xmm1,%xmm1
ucomiss %xmm1,%xmm0
jne    1237 <main+0x117>
jp     1237 <main+0x117>
lea    0xde1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1257 <main+0x137>
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movss  -0x1c(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xdc0(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
lea    0xed5(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0x10(%rsp),%rdx
lea    0xc(%rsp),%rcx
lea    0x8(%rsp),%r8
call   1040 <scanf@plt>
movss  0x10(%rsp),%xmm4
movss  0x8(%rsp),%xmm8
movss  0x14(%rsp),%xmm0
movss  0xc(%rsp),%xmm5
movaps %xmm5,%xmm1
mulss  %xmm4,%xmm1
movaps %xmm0,%xmm3
mulss  %xmm8,%xmm3
movaps %xmm3,%xmm6
subss  %xmm1,%xmm6
xorps  %xmm7,%xmm7
ucomiss %xmm7,%xmm6
jne    118d <main+0x6d>
jp     118d <main+0x6d>
lea    0xe88(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
jmp    11d2 <main+0xb2>
movaps %xmm0,%xmm7
subss  %xmm5,%xmm7
movaps %xmm4,%xmm2
mulss  %xmm8,%xmm2
mulss  %xmm7,%xmm2
divss  %xmm6,%xmm2
subss  %xmm8,%xmm4
mulss  %xmm5,%xmm0
mulss  %xmm4,%xmm0
subss  %xmm3,%xmm1
divss  %xmm1,%xmm0
cvtss2sd %xmm0,%xmm0
xorps  %xmm1,%xmm1
cvtss2sd %xmm2,%xmm1
lea    0xe45(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [12 x i8] c"%f %f %f %f\00"
@.str.1 = [4 x i8] c"INF\00"
@.str.2 = [12 x i8] c"(%.3f,%.3f)\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = alloca float
%5 = alloca float
%6 = alloca float
%7 = alloca float
%8 = alloca float
store i32 0, i32* %1
%9 = call i32 @scanf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), float* %2, float* %3, float* %4, float* %5)
%10 = load float, float* %3
%11 = load float, float* %5
%12 = fsub float %10, %11
%13 = load float, float* %2
%14 = load float, float* %4
%15 = fmul float %13, %14
%16 = fmul float %12, %15
%17 = load float, float* %3
%18 = load float, float* %4
%19 = load float, float* %2
%20 = load float, float* %5
%21 = fmul float %19, %20
%22 = fneg float %21
%23 = call float @llvm.fmuladd.f32(float %17, float %18, float %22)
%24 = fdiv float %16, %23
store float %24, float* %6
%25 = load float, float* %2
%26 = load float, float* %4
%27 = fsub float %25, %26
%28 = load float, float* %3
%29 = load float, float* %5
%30 = fmul float %28, %29
%31 = fmul float %27, %30
%32 = load float, float* %2
%33 = load float, float* %5
%34 = load float, float* %3
%35 = load float, float* %4
%36 = fmul float %34, %35
%37 = fneg float %36
%38 = call float @llvm.fmuladd.f32(float %32, float %33, float %37)
%39 = fdiv float %31, %38
store float %39, float* %7
%40 = load float, float* %2
%41 = load float, float* %5
%42 = load float, float* %3
%43 = load float, float* %4
%44 = fmul float %42, %43
%45 = fneg float %44
%46 = call float @llvm.fmuladd.f32(float %40, float %41, float %45)
store float %46, float* %8
%47 = load float, float* %8
%48 = fcmp oeq float %47, 0.000000e+00
br i1 %48, label %49, label %51
49: ; preds = %0
%50 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
br label %57
51: ; preds = %0
%52 = load float, float* %6
%53 = fpext float %52 to double
%54 = load float, float* %7
%55 = fpext float %54 to double
%56 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), double %53, double %55)
br label %57
57: ; preds = %51, %49
ret i32 0
}

LLVM IR (-O2):
@.str = [12 x i8] c"%f %f %f %f\00"
@.str.1 = [4 x i8] c"INF\00"
@.str.2 = [12 x i8] c"(%.3f,%.3f)\00"
define i32 @main() {
%1 = alloca float
%2 = alloca float
%3 = alloca float
%4 = alloca float
%5 = bitcast float* %1 to i8*
%6 = bitcast float* %2 to i8*
%7 = bitcast float* %3 to i8*
%8 = bitcast float* %4 to i8*
%9 = call i32 @scanf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), float* %1, float* %2, float* %3, float* %4)
%10 = load float, float* %2
%11 = load float, float* %4
%12 = load float, float* %1
%13 = load float, float* %3
%14 = fneg float %10
%15 = fmul float %13, %14
%16 = call float @llvm.fmuladd.f32(float %12, float %11, float %15)
%17 = fcmp oeq float %16, 0.000000e+00
br i1 %17, label %18, label %20
18: ; preds = %0
%19 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
br label %35
20: ; preds = %0
%21 = fsub float %12, %13
%22 = fmul float %10, %11
%23 = fmul float %22, %21
%24 = fdiv float %23, %16
%25 = fsub float %10, %11
%26 = fmul float %12, %13
%27 = fmul float %25, %26
%28 = fneg float %12
%29 = fmul float %11, %28
%30 = call float @llvm.fmuladd.f32(float %10, float %13, float %29)
%31 = fdiv float %27, %30
%32 = fpext float %31 to double
%33 = fpext float %24 to double
%34 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), double %32, double %33)
br label %35
35: ; preds = %20, %18
ret i32 0
}