#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 *);
void main(void) {
  float a, b, c;
  scanf("%e", &a);
  printf("%f\n", a);
  scanf("%f", &b);
  printf("%f\n", b);
  scanf("%g", &c);
  printf("%f\n", c);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xed1(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x4(%rbp),%xmm0
lea    0xebf(%rip),%rdi
call   1030 <printf@plt>
lea    0xeb7(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
lea    0xe9e(%rip),%rdi
call   1030 <printf@plt>
lea    0xe99(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0xc(%rbp),%xmm0
lea    0xe7d(%rip),%rdi
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xed4(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1040 <scanf@plt>
movss  0xc(%rsp),%xmm0
lea    0xec0(%rip),%rbx
mov    %rbx,%rdi
call   1030 <printf@plt>
lea    0xeb5(%rip),%rdi
lea    0x8(%rsp),%rsi
call   1040 <scanf@plt>
movss  0x8(%rsp),%xmm0
mov    %rbx,%rdi
call   1030 <printf@plt>
lea    0xe99(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
mov    %rbx,%rdi
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%e\00"
@.str.1 = [4 x i8] c"%f\0A\00"
@.str.2 = [3 x i8] c"%f\00"
@.str.3 = [3 x i8] c"%g\00"
define void @main() {
%1 = alloca float
%2 = alloca float
%3 = alloca float
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %1)
%5 = load float, float* %1
%6 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), float %5)
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), float* %2)
%8 = load float, float* %2
%9 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), float %8)
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %3)
%11 = load float, float* %3
%12 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), float %11)
ret void
}

LLVM IR (-O2):
@.str = [3 x i8] c"%e\00"
@.str.1 = [4 x i8] c"%f\0A\00"
@.str.2 = [3 x i8] c"%f\00"
@.str.3 = [3 x i8] c"%g\00"
define void @main() {
%1 = alloca float
%2 = alloca float
%3 = alloca float
%4 = bitcast float* %1 to i8*
%5 = bitcast float* %2 to i8*
%6 = bitcast float* %3 to i8*
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), float* %1)
%8 = load float, float* %1
%9 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), float %8)
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), float* %2)
%11 = load float, float* %2
%12 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), float %11)
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %3)
%14 = load float, float* %3
%15 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), float %14)
ret void
}