#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);
int /*<<< orphan*/ scanf(char *, int *);
int main(int argc, const char *argv[]) {
  int n, i, now, sum = 0;
  scanf("%d", &n);
  for (i = 0; i < n; i++) {
    scanf("%d", &now);
    if (!(now % 2)) {
      sum += now;
    }
  }
  printf("%d", sum);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movl   $0x0,-0x20(%rbp)
lea    0xebc(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1040 <scanf@plt>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    11a0 <main+0x80>
lea    0xe99(%rip),%rdi
lea    -0x1c(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x1c(%rbp),%eax
mov    $0x2,%ecx
cltd
idiv   %ecx
cmp    $0x0,%edx
jne    118d <main+0x6d>
mov    -0x1c(%rbp),%eax
add    -0x20(%rbp),%eax
mov    %eax,-0x20(%rbp)
jmp    1192 <main+0x72>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    1154 <main+0x34>
mov    -0x20(%rbp),%esi
lea    0xe56(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x10,%rsp
lea    0xecd(%rip),%rdi
lea    0x8(%rsp),%rsi
call   1040 <scanf@plt>
cmpl   $0x0,0x8(%rsp)
jle    1182 <main+0x62>
xor    %r12d,%r12d
lea    0xeb2(%rip),%r14
lea    0xc(%rsp),%r15
xor    %ebx,%ebx
xor    %ebp,%ebp
nopw   0x0(%rax,%rax,1)
mov    %r14,%rdi
mov    %r15,%rsi
call   1040 <scanf@plt>
mov    0xc(%rsp),%eax
test   $0x1,%al
cmovne %r12d,%eax
add    %eax,%ebx
add    $0x1,%ebp
cmp    0x8(%rsp),%ebp
jl     1160 <main+0x40>
jmp    1184 <main+0x64>
xor    %ebx,%ebx
lea    0xe75(%rip),%rdi
mov    %ebx,%esi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
store i32 0, i32* %9
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %6)
store i32 0, i32* %7
br label %11
11: ; preds = %25, %2
%12 = load i32, i32* %7
%13 = load i32, i32* %6
%14 = icmp slt i32 %12, %13
br i1 %14, label %15, label %28
15: ; preds = %11
%16 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %8)
%17 = load i32, i32* %8
%18 = srem i32 %17, 2
%19 = icmp ne i32 %18, 0
br i1 %19, label %24, label %20
20: ; preds = %15
%21 = load i32, i32* %8
%22 = load i32, i32* %9
%23 = add nsw i32 %22, %21
store i32 %23, i32* %9
br label %24
24: ; preds = %20, %15
br label %25
25: ; preds = %24
%26 = load i32, i32* %7
%27 = add nsw i32 %26, 1
store i32 %27, i32* %7
br label %11
28: ; preds = %11
%29 = load i32, i32* %9
%30 = call i32 @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %29)
ret i32 0
}

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca i32
%4 = alloca i32
%5 = bitcast i32* %3 to i8*
%6 = bitcast i32* %4 to i8*
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %3)
%8 = load i32, i32* %3
%9 = icmp sgt i32 %8, 0
br i1 %9, label %10, label %22
10: ; preds = %2, %10
%11 = phi i32 [ %18, %10 ], [ 0, %2 ]
%12 = phi i32 [ %19, %10 ], [ 0, %2 ]
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %4)
%14 = load i32, i32* %4
%15 = and i32 %14, 1
%16 = icmp eq i32 %15, 0
%17 = select i1 %16, i32 %14, i32 0
%18 = add nsw i32 %17, %11
%19 = add nuw nsw i32 %12, 1
%20 = load i32, i32* %3
%21 = icmp slt i32 %19, %20
br i1 %21, label %10, label %22
22: ; preds = %10, %2
%23 = phi i32 [ 0, %2 ], [ %18, %10 ]
%24 = call i32 @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %23)
ret i32 0
}