#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 a1, b1, a2, b2, x, y, l, k;
  scanf("%f %f %f %f", &a1, &b1, &a2, &b2);
  x = a1 * a2 * (b2 - b1) / (a1 * b2 - a2 * b1);
  y = (a1 - a2) * (b1 * b2) / (a1 * b2 - a2 * b1);
  l = a1 * b2;
  k = b1 * a2;
  if (l == k) {
    printf("INF");
  } else {
    printf("(%.3f,%.3f)", x, y);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%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  -0x8(%rbp),%xmm0
mulss  -0x10(%rbp),%xmm0
movss  -0x14(%rbp),%xmm1
subss  -0xc(%rbp),%xmm1
mulss  %xmm1,%xmm0
movss  -0x8(%rbp),%xmm1
movss  -0x14(%rbp),%xmm3
movss  -0x10(%rbp),%xmm2
mulss  -0xc(%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  -0x10(%rbp),%xmm2
mulss  -0xc(%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
mulss  -0x14(%rbp),%xmm0
movss  %xmm0,-0x20(%rbp)
movss  -0xc(%rbp),%xmm0
mulss  -0x10(%rbp),%xmm0
movss  %xmm0,-0x24(%rbp)
movss  -0x20(%rbp),%xmm0
ucomiss -0x24(%rbp),%xmm0
jne    1225 <main+0x105>
jp     1225 <main+0x105>
lea    0xdf3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1245 <main+0x125>
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movss  -0x1c(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xdd2(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%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  0x14(%rsp),%xmm1
movss  0xc(%rsp),%xmm3
movss  0x8(%rsp),%xmm0
movss  0x10(%rsp),%xmm4
movaps %xmm3,%xmm5
mulss  %xmm4,%xmm5
movaps %xmm1,%xmm2
mulss  %xmm0,%xmm2
ucomiss %xmm5,%xmm2
jne    1181 <main+0x61>
jp     1181 <main+0x61>
lea    0xe94(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
jmp    11c4 <main+0xa4>
subss  %xmm5,%xmm2
movaps %xmm1,%xmm5
subss  %xmm3,%xmm5
movaps %xmm0,%xmm6
mulss  %xmm4,%xmm6
mulss  %xmm5,%xmm6
divss  %xmm2,%xmm6
mulss  %xmm3,%xmm1
subss  %xmm4,%xmm0
mulss  %xmm1,%xmm0
divss  %xmm2,%xmm0
cvtss2sd %xmm0,%xmm0
xorps  %xmm1,%xmm1
cvtss2sd %xmm6,%xmm1
lea    0xe53(%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
%9 = alloca float
store i32 0, i32* %1
%10 = 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)
%11 = load float, float* %2
%12 = load float, float* %4
%13 = fmul float %11, %12
%14 = load float, float* %5
%15 = load float, float* %3
%16 = fsub float %14, %15
%17 = fmul float %13, %16
%18 = load float, float* %2
%19 = load float, float* %5
%20 = load float, float* %4
%21 = load float, float* %3
%22 = fmul float %20, %21
%23 = fneg float %22
%24 = call float @llvm.fmuladd.f32(float %18, float %19, float %23)
%25 = fdiv float %17, %24
store float %25, float* %6
%26 = load float, float* %2
%27 = load float, float* %4
%28 = fsub float %26, %27
%29 = load float, float* %3
%30 = load float, float* %5
%31 = fmul float %29, %30
%32 = fmul float %28, %31
%33 = load float, float* %2
%34 = load float, float* %5
%35 = load float, float* %4
%36 = load float, float* %3
%37 = fmul float %35, %36
%38 = fneg float %37
%39 = call float @llvm.fmuladd.f32(float %33, float %34, float %38)
%40 = fdiv float %32, %39
store float %40, float* %7
%41 = load float, float* %2
%42 = load float, float* %5
%43 = fmul float %41, %42
store float %43, float* %8
%44 = load float, float* %3
%45 = load float, float* %4
%46 = fmul float %44, %45
store float %46, float* %9
%47 = load float, float* %8
%48 = load float, float* %9
%49 = fcmp oeq float %47, %48
br i1 %49, label %50, label %52
50: ; preds = %0
%51 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
br label %58
52: ; preds = %0
%53 = load float, float* %6
%54 = fpext float %53 to double
%55 = load float, float* %7
%56 = fpext float %55 to double
%57 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), double %54, double %56)
br label %58
58: ; preds = %52, %50
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* %1
%11 = load float, float* %3
%12 = load float, float* %4
%13 = load float, float* %2
%14 = fmul float %11, %13
%15 = fneg float %14
%16 = call float @llvm.fmuladd.f32(float %10, float %12, float %15)
%17 = fmul float %10, %12
%18 = fcmp oeq float %17, %14
br i1 %18, label %19, label %21
19: ; preds = %0
%20 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
br label %33
21: ; preds = %0
%22 = fsub float %10, %11
%23 = fmul float %12, %13
%24 = fmul float %22, %23
%25 = fdiv float %24, %16
%26 = fmul float %10, %11
%27 = fsub float %12, %13
%28 = fmul float %26, %27
%29 = fdiv float %28, %16
%30 = fpext float %29 to double
%31 = fpext float %25 to double
%32 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), double %30, double %31)
br label %33
33: ; preds = %21, %19
ret i32 0
}