#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, a2, b1, b2;
  scanf("%f %f %f %f", &a1, &b1, &a2, &b2);
  float x = (1 - (b1 / b2)) / ((1 / a2) - (b1 / (a1 * b2)));
  float y = b1 * (1 - (x / a1));
  float d = a1 * b2;
  float e = a2 * b1;
  if (d == e) {
    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    0xece(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0x10(%rbp),%rdx
lea    -0xc(%rbp),%rcx
lea    -0x14(%rbp),%r8
call   1040 <scanf@plt>
movss  -0x10(%rbp),%xmm1
divss  -0x14(%rbp),%xmm1
movss  0xea3(%rip),%xmm0
subss  %xmm1,%xmm0
movss  0xe97(%rip),%xmm1
divss  -0xc(%rbp),%xmm1
movss  -0x10(%rbp),%xmm2
movss  -0x8(%rbp),%xmm3
mulss  -0x14(%rbp),%xmm3
divss  %xmm3,%xmm2
subss  %xmm2,%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x18(%rbp)
movss  -0x10(%rbp),%xmm0
movss  -0x18(%rbp),%xmm2
divss  -0x8(%rbp),%xmm2
movss  0xe5b(%rip),%xmm1
subss  %xmm2,%xmm1
mulss  %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    11f8 <main+0xd8>
jp     11f8 <main+0xd8>
lea    0xe24(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1218 <main+0xf8>
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movss  -0x1c(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe03(%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    0xed9(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0xc(%rsp),%rdx
lea    0x10(%rsp),%rcx
lea    0x8(%rsp),%r8
call   1040 <scanf@plt>
movss  0xc(%rsp),%xmm1
movss  0x8(%rsp),%xmm4
movss  0x10(%rsp),%xmm0
movss  0x14(%rsp),%xmm2
movaps %xmm4,%xmm3
mulss  %xmm2,%xmm3
movaps %xmm1,%xmm5
mulss  %xmm0,%xmm5
ucomiss %xmm5,%xmm3
jne    1181 <main+0x61>
jp     1181 <main+0x61>
lea    0xe98(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
jmp    11d5 <main+0xb5>
movaps %xmm1,%xmm5
divss  %xmm4,%xmm5
movss  0xe70(%rip),%xmm4
movaps %xmm4,%xmm6
subss  %xmm5,%xmm6
movaps %xmm4,%xmm5
divss  %xmm0,%xmm5
movaps %xmm1,%xmm0
divss  %xmm3,%xmm0
subss  %xmm0,%xmm5
divss  %xmm5,%xmm6
xorps  %xmm0,%xmm0
cvtss2sd %xmm6,%xmm0
divss  %xmm2,%xmm6
subss  %xmm6,%xmm4
mulss  %xmm1,%xmm4
xorps  %xmm1,%xmm1
cvtss2sd %xmm4,%xmm1
lea    0xe46(%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* %4, float* %3, float* %5)
%11 = load float, float* %4
%12 = load float, float* %5
%13 = fdiv float %11, %12
%14 = fsub float 1.000000e+00, %13
%15 = load float, float* %3
%16 = fdiv float 1.000000e+00, %15
%17 = load float, float* %4
%18 = load float, float* %2
%19 = load float, float* %5
%20 = fmul float %18, %19
%21 = fdiv float %17, %20
%22 = fsub float %16, %21
%23 = fdiv float %14, %22
store float %23, float* %6
%24 = load float, float* %4
%25 = load float, float* %6
%26 = load float, float* %2
%27 = fdiv float %25, %26
%28 = fsub float 1.000000e+00, %27
%29 = fmul float %24, %28
store float %29, float* %7
%30 = load float, float* %2
%31 = load float, float* %5
%32 = fmul float %30, %31
store float %32, float* %8
%33 = load float, float* %3
%34 = load float, float* %4
%35 = fmul float %33, %34
store float %35, float* %9
%36 = load float, float* %8
%37 = load float, float* %9
%38 = fcmp oeq float %36, %37
br i1 %38, label %39, label %41
39: ; preds = %0
%40 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
br label %47
41: ; preds = %0
%42 = load float, float* %6
%43 = fpext float %42 to double
%44 = load float, float* %7
%45 = fpext float %44 to double
%46 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), double %43, double %45)
br label %47
47: ; preds = %41, %39
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* %3, float* %2, float* %4)
%10 = load float, float* %3
%11 = load float, float* %4
%12 = fdiv float %10, %11
%13 = fsub float 1.000000e+00, %12
%14 = load float, float* %2
%15 = fdiv float 1.000000e+00, %14
%16 = load float, float* %1
%17 = fmul float %11, %16
%18 = fdiv float %10, %17
%19 = fsub float %15, %18
%20 = fdiv float %13, %19
%21 = fmul float %10, %14
%22 = fcmp oeq float %17, %21
br i1 %22, label %23, label %25
23: ; preds = %0
%24 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
br label %32
25: ; preds = %0
%26 = fdiv float %20, %16
%27 = fsub float 1.000000e+00, %26
%28 = fmul float %10, %27
%29 = fpext float %20 to double
%30 = fpext float %28 to double
%31 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), double %29, double %30)
br label %32
32: ; preds = %25, %23
ret i32 0
}