#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*/ maopao(char *, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, char *);
int main() {
  int num = 10;
  char array[num];
  printf("array elements:\n");
  for (int i = 0; i < num; i++)
    scanf("%c", &array[i]);
  for (int i = 0; i < num; i++)
    printf("%c\t", array[i]);
  printf("\n");
  maopao(array, num);
  for (int i = 0; i < num; i++)
    printf("%c\t", array[i]);
  printf("\n");
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0xa,-0x8(%rbp)
mov    -0x8(%rbp),%eax
mov    %rsp,%rcx
mov    %rcx,-0x10(%rbp)
mov    %rax,%rdx
add    $0xf,%rdx
and    $0xfffffffffffffff0,%rdx
mov    %rsp,%rcx
sub    %rdx,%rcx
mov    %rcx,-0x30(%rbp)
mov    %rcx,%rsp
mov    %rax,-0x18(%rbp)
lea    0xe8d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x1c(%rbp)
mov    -0x1c(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11b2 <main+0x82>
mov    -0x30(%rbp),%rsi
movslq -0x1c(%rbp),%rax
add    %rax,%rsi
lea    0xe72(%rip),%rdi
call   1050 <scanf@plt>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    1181 <main+0x51>
movl   $0x0,-0x20(%rbp)
mov    -0x20(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11ed <main+0xbd>
mov    -0x30(%rbp),%rax
movslq -0x20(%rbp),%rcx
movsbl (%rax,%rcx,1),%esi
lea    0xe3c(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x20(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x20(%rbp)
jmp    11b9 <main+0x89>
lea    0xe1b(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x30(%rbp),%rdi
mov    -0x8(%rbp),%esi
call   1030 <maopao@plt>
movl   $0x0,-0x24(%rbp)
mov    -0x24(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    1242 <main+0x112>
mov    -0x30(%rbp),%rax
movslq -0x24(%rbp),%rcx
movsbl (%rax,%rcx,1),%esi
lea    0xde7(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x24(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x24(%rbp)
jmp    120e <main+0xde>
lea    0xdc6(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x10(%rbp),%rax
mov    %rax,%rsp
mov    -0x4(%rbp),%eax
mov    %rbp,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x18,%rsp
lea    0xea9(%rip),%rdi
call   1050 <puts@plt>
lea    0xe96(%rip),%rbx
mov    %rsp,%r14
mov    %rbx,%rdi
mov    %r14,%rsi
call   1070 <scanf@plt>
lea    0x1(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x2(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x3(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x5(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x6(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x7(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
lea    0x9(%rsp),%rsi
mov    %rbx,%rdi
call   1070 <scanf@plt>
movsbl (%rsp),%esi
lea    0xe0b(%rip),%rbx
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x1(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x2(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x3(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x4(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x5(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x6(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x7(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x8(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x9(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %r14,%rdi
mov    $0xa,%esi
call   1040 <maopao@plt>
movsbl (%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x1(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x2(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x3(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x4(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x5(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x6(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x7(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x8(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
movsbl 0x9(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1060 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
add    $0x18,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [17 x i8] c"array elements:\0A\00"
@.str.1 = [3 x i8] c"%c\00"
@.str.2 = [4 x i8] c"%c\09\00"
@.str.3 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i8*
%4 = alloca i64
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
store i32 0, i32* %1
store i32 10, i32* %2
%8 = load i32, i32* %2
%9 = zext i32 %8 to i64
%10 = call i8* @llvm.stacksave()
store i8* %10, i8** %3
%11 = alloca i8, i64 %9
store i64 %9, i64* %4
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %5
br label %13
13: ; preds = %22, %0
%14 = load i32, i32* %5
%15 = load i32, i32* %2
%16 = icmp slt i32 %14, %15
br i1 %16, label %17, label %25
17: ; preds = %13
%18 = load i32, i32* %5
%19 = sext i32 %18 to i64
%20 = getelementptr inbounds i8, i8* %11, i64 %19
%21 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %20)
br label %22
22: ; preds = %17
%23 = load i32, i32* %5
%24 = add nsw i32 %23, 1
store i32 %24, i32* %5
br label %13
25: ; preds = %13
store i32 0, i32* %6
br label %26
26: ; preds = %37, %25
%27 = load i32, i32* %6
%28 = load i32, i32* %2
%29 = icmp slt i32 %27, %28
br i1 %29, label %30, label %40
30: ; preds = %26
%31 = load i32, i32* %6
%32 = sext i32 %31 to i64
%33 = getelementptr inbounds i8, i8* %11, i64 %32
%34 = load i8, i8* %33
%35 = sext i8 %34 to i32
%36 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %35)
br label %37
37: ; preds = %30
%38 = load i32, i32* %6
%39 = add nsw i32 %38, 1
store i32 %39, i32* %6
br label %26
40: ; preds = %26
%41 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%42 = load i32, i32* %2
%43 = call i32 @maopao(i8* %11, i32 %42)
store i32 0, i32* %7
br label %44
44: ; preds = %55, %40
%45 = load i32, i32* %7
%46 = load i32, i32* %2
%47 = icmp slt i32 %45, %46
br i1 %47, label %48, label %58
48: ; preds = %44
%49 = load i32, i32* %7
%50 = sext i32 %49 to i64
%51 = getelementptr inbounds i8, i8* %11, i64 %50
%52 = load i8, i8* %51
%53 = sext i8 %52 to i32
%54 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %53)
br label %55
55: ; preds = %48
%56 = load i32, i32* %7
%57 = add nsw i32 %56, 1
store i32 %57, i32* %7
br label %44
58: ; preds = %44
%59 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%60 = load i8*, i8** %3
%61 = load i32, i32* %1
ret i32 %61
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%c\00"
@.str.2 = [4 x i8] c"%c\09\00"
@str = [16 x i8] c"array elements:\00"
define i32 @main() {
%1 = alloca [10 x i8]
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @str, i64 0, i64 0))
%3 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 0
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %3)
%5 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 1
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %5)
%7 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 2
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %7)
%9 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 3
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %9)
%11 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 4
%12 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %11)
%13 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 5
%14 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %13)
%15 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 6
%16 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %15)
%17 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 7
%18 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %17)
%19 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 8
%20 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %19)
%21 = getelementptr inbounds [10 x i8], [10 x i8]* %1, i64 0, i64 9
%22 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %21)
%23 = load i8, i8* %3
%24 = sext i8 %23 to i32
%25 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %24)
%26 = load i8, i8* %5
%27 = sext i8 %26 to i32
%28 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %27)
%29 = load i8, i8* %7
%30 = sext i8 %29 to i32
%31 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %30)
%32 = load i8, i8* %9
%33 = sext i8 %32 to i32
%34 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %33)
%35 = load i8, i8* %11
%36 = sext i8 %35 to i32
%37 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %36)
%38 = load i8, i8* %13
%39 = sext i8 %38 to i32
%40 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %39)
%41 = load i8, i8* %15
%42 = sext i8 %41 to i32
%43 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %42)
%44 = load i8, i8* %17
%45 = sext i8 %44 to i32
%46 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %45)
%47 = load i8, i8* %19
%48 = sext i8 %47 to i32
%49 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %48)
%50 = load i8, i8* %21
%51 = sext i8 %50 to i32
%52 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %51)
%53 = call i32 @putchar(i32 10)
%54 = call i32 @maopao(i8* %3, i32 10)
%55 = load i8, i8* %3
%56 = sext i8 %55 to i32
%57 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %56)
%58 = load i8, i8* %5
%59 = sext i8 %58 to i32
%60 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %59)
%61 = load i8, i8* %7
%62 = sext i8 %61 to i32
%63 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %62)
%64 = load i8, i8* %9
%65 = sext i8 %64 to i32
%66 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %65)
%67 = load i8, i8* %11
%68 = sext i8 %67 to i32
%69 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %68)
%70 = load i8, i8* %13
%71 = sext i8 %70 to i32
%72 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %71)
%73 = load i8, i8* %15
%74 = sext i8 %73 to i32
%75 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %74)
%76 = load i8, i8* %17
%77 = sext i8 %76 to i32
%78 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %77)
%79 = load i8, i8* %19
%80 = sext i8 %79 to i32
%81 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %80)
%82 = load i8, i8* %21
%83 = sext i8 %82 to i32
%84 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %83)
%85 = call i32 @putchar(i32 10)
ret i32 0
}