#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*/ free(int *);
int *maximumSubarray(int *, int /*<<< orphan*/, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int i, n;
  n = 0;
  int *max;
  printf("Please input the array numbers:");
  scanf("%d", &n);
  int A[n];
  printf("Please input %d numbers:", n);
  for (i = 0; i < n; i++) {
    scanf("%d", &A[i]);
  }
  max = maximumSubarray(A, 0, n - 1);
  printf("The Max Sum is %d !From %d to %d !\n", *max, *(max + 1), *(max + 2));
  free(max);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0xc(%rbp)
lea    0xea3(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb5(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1060 <scanf@plt>
mov    -0xc(%rbp),%eax
mov    %rsp,%rcx
mov    %rcx,-0x20(%rbp)
lea    0xf(,%rax,4),%rdx
and    $0xfffffffffffffff0,%rdx
mov    %rsp,%rcx
sub    %rdx,%rcx
mov    %rcx,-0x30(%rbp)
mov    %rcx,%rsp
mov    %rax,-0x28(%rbp)
mov    -0xc(%rbp),%esi
lea    0xe7e(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    11e8 <main+0xa8>
mov    -0x30(%rbp),%rsi
movslq -0x8(%rbp),%rax
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe4b(%rip),%rdi
call   1060 <scanf@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    11b3 <main+0x73>
mov    -0x30(%rbp),%rdi
mov    -0xc(%rbp),%edx
sub    $0x1,%edx
xor    %esi,%esi
call   1050 <maximumSubarray@plt>
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rax
mov    (%rax),%esi
mov    -0x18(%rbp),%rax
mov    0x4(%rax),%edx
mov    -0x18(%rbp),%rax
mov    0x8(%rax),%ecx
lea    0xe24(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x18(%rbp),%rdi
call   1030 <free@plt>
mov    -0x20(%rbp),%rax
mov    %rax,%rsp
mov    -0x4(%rbp),%eax
mov    %rbp,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
mov    %rsp,%rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
movl   $0x0,-0x2c(%rbp)
lea    0xea4(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb6(%rip),%rdi
lea    -0x2c(%rbp),%rsi
call   1060 <scanf@plt>
mov    %rsp,%r12
mov    -0x2c(%rbp),%eax
mov    %rsp,%r14
lea    0xf(,%rax,4),%rax
and    $0xfffffffffffffff0,%rax
sub    %rax,%r14
mov    %r14,%rsp
mov    -0x2c(%rbp),%esi
lea    0xe8b(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    -0x2c(%rbp),%edx
test   %edx,%edx
jle    11dc <main+0x9c>
xor    %r13d,%r13d
lea    0xe70(%rip),%r15
mov    %r14,%rbx
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    %r15,%rdi
mov    %rbx,%rsi
call   1060 <scanf@plt>
add    $0x1,%r13
movslq -0x2c(%rbp),%rdx
add    $0x4,%rbx
cmp    %rdx,%r13
jl     11c0 <main+0x80>
add    $0xffffffff,%edx
mov    %r14,%rdi
xor    %esi,%esi
call   1050 <maximumSubarray@plt>
mov    %rax,%rbx
mov    (%rax),%esi
mov    0x4(%rax),%edx
mov    0x8(%rax),%ecx
lea    0xe41(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
call   1030 <free@plt>
mov    %r12,%rsp
xor    %eax,%eax
lea    -0x28(%rbp),%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [32 x i8] c"Please input the array numbers:\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [25 x i8] c"Please input %d numbers:\00"
@.str.3 = [36 x i8] c"The Max Sum is %d !From %d to %d !\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32*
%5 = alloca i8*
%6 = alloca i64
store i32 0, i32* %1
store i32 0, i32* %3
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%9 = load i32, i32* %3
%10 = zext i32 %9 to i64
%11 = call i8* @llvm.stacksave()
store i8* %11, i8** %5
%12 = alloca i32, i64 %10
store i64 %10, i64* %6
%13 = load i32, i32* %3
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i32 %13)
store i32 0, i32* %2
br label %15
15: ; preds = %24, %0
%16 = load i32, i32* %2
%17 = load i32, i32* %3
%18 = icmp slt i32 %16, %17
br i1 %18, label %19, label %27
19: ; preds = %15
%20 = load i32, i32* %2
%21 = sext i32 %20 to i64
%22 = getelementptr inbounds i32, i32* %12, i64 %21
%23 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %22)
br label %24
24: ; preds = %19
%25 = load i32, i32* %2
%26 = add nsw i32 %25, 1
store i32 %26, i32* %2
br label %15
27: ; preds = %15
%28 = load i32, i32* %3
%29 = sub nsw i32 %28, 1
%30 = call i32* @maximumSubarray(i32* %12, i32 0, i32 %29)
store i32* %30, i32** %4
%31 = load i32*, i32** %4
%32 = load i32, i32* %31
%33 = load i32*, i32** %4
%34 = getelementptr inbounds i32, i32* %33, i64 1
%35 = load i32, i32* %34
%36 = load i32*, i32** %4
%37 = getelementptr inbounds i32, i32* %36, i64 2
%38 = load i32, i32* %37
%39 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.3, i64 0, i64 0), i32 %32, i32 %35, i32 %38)
%40 = load i32*, i32** %4
%41 = call i32 @free(i32* %40)
%42 = load i8*, i8** %5
%43 = load i32, i32* %1
ret i32 %43
}

LLVM IR (-O2):
@.str = [32 x i8] c"Please input the array numbers:\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [25 x i8] c"Please input %d numbers:\00"
@.str.3 = [36 x i8] c"The Max Sum is %d !From %d to %d !\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = zext i32 %5 to i64
%7 = call i8* @llvm.stacksave()
%8 = alloca i32, i64 %6
%9 = load i32, i32* %1
%10 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i32 %9)
%11 = load i32, i32* %1
%12 = icmp sgt i32 %11, 0
br i1 %12, label %13, label %21
13: ; preds = %0, %13
%14 = phi i64 [ %17, %13 ], [ 0, %0 ]
%15 = getelementptr inbounds i32, i32* %8, i64 %14
%16 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %15)
%17 = add nuw nsw i64 %14, 1
%18 = load i32, i32* %1
%19 = sext i32 %18 to i64
%20 = icmp slt i64 %17, %19
br i1 %20, label %13, label %21
21: ; preds = %13, %0
%22 = phi i32 [ %11, %0 ], [ %18, %13 ]
%23 = add nsw i32 %22, -1
%24 = call i32* @maximumSubarray(i32* %8, i32 0, i32 %23)
%25 = load i32, i32* %24
%26 = getelementptr inbounds i32, i32* %24, i64 1
%27 = load i32, i32* %26
%28 = getelementptr inbounds i32, i32* %24, i64 2
%29 = load i32, i32* %28
%30 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @.str.3, i64 0, i64 0), i32 %25, i32 %27, i32 %29)
%31 = call i32 @free(i32* %24)
ret i32 0
}