#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*/ scanf(char *, int *);
int readArgs(int groupsSizes[9999]) {
  int k, loop;
  scanf("%d", &k);
  for (loop = 0; loop < k; loop++) {
    scanf("%d", &groupsSizes[loop]);
  }
  return k;
}


x86 assembly (clang, -O0):
<readArgs>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
lea    0xedd(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1030 <scanf@plt>
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1168 <readArgs+0x58>
mov    -0x8(%rbp),%rsi
movslq -0x10(%rbp),%rax
shl    $0x2,%rax
add    %rax,%rsi
lea    0xeab(%rip),%rdi
call   1030 <scanf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1133 <readArgs+0x23>
mov    -0xc(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<readArgs>:
push   %r15
push   %r14
push   %rbx
sub    $0x10,%rsp
mov    %rdi,%r15
lea    0xedd(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1030 <scanf@plt>
mov    0xc(%rsp),%eax
test   %eax,%eax
jle    115d <readArgs+0x4d>
xor    %ebx,%ebx
lea    0xec2(%rip),%r14
xchg   %ax,%ax
mov    %r14,%rdi
mov    %r15,%rsi
call   1030 <scanf@plt>
add    $0x1,%rbx
movslq 0xc(%rsp),%rax
add    $0x4,%r15
cmp    %rax,%rbx
jl     1140 <readArgs+0x30>
add    $0x10,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
define i32 @readArgs(i32* %0) {
%2 = alloca i32*
%3 = alloca i32
%4 = alloca i32
store i32* %0, i32** %2
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %3)
store i32 0, i32* %4
br label %6
6: ; preds = %16, %1
%7 = load i32, i32* %4
%8 = load i32, i32* %3
%9 = icmp slt i32 %7, %8
br i1 %9, label %10, label %19
10: ; preds = %6
%11 = load i32*, i32** %2
%12 = load i32, i32* %4
%13 = sext i32 %12 to i64
%14 = getelementptr inbounds i32, i32* %11, i64 %13
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %14)
br label %16
16: ; preds = %10
%17 = load i32, i32* %4
%18 = add nsw i32 %17, 1
store i32 %18, i32* %4
br label %6
19: ; preds = %6
%20 = load i32, i32* %3
ret i32 %20
}

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
define i32 @readArgs(i32* %0) {
%2 = alloca i32
%3 = bitcast i32* %2 to i8*
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %2)
%5 = load i32, i32* %2
%6 = icmp sgt i32 %5, 0
br i1 %6, label %7, label %15
7: ; preds = %1, %7
%8 = phi i64 [ %11, %7 ], [ 0, %1 ]
%9 = getelementptr inbounds i32, i32* %0, i64 %8
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %9)
%11 = add nuw nsw i64 %8, 1
%12 = load i32, i32* %2
%13 = sext i32 %12 to i64
%14 = icmp slt i64 %11, %13
br i1 %14, label %7, label %15
15: ; preds = %7, %1
%16 = phi i32 [ %5, %1 ], [ %12, %7 ]
ret i32 %16
}