#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 /*<<< orphan*/ scanf(char *, int *);
int main() {
  int n, sub_n, sum, a;
  scanf("%d", &n);
  while (n--) {
    scanf("%d", &sub_n);
    sum = 0;
    while (sub_n--) {
      scanf("%d", &a);
      sum += a;
    }
    printf("%d\n", sum);
    if (n != 0)
      printf("\n");
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,%ecx
add    $0xffffffff,%ecx
mov    %ecx,-0x8(%rbp)
cmp    $0x0,%eax
je     11ca <main+0xaa>
lea    0xea6(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
movl   $0x0,-0x10(%rbp)
mov    -0xc(%rbp),%eax
mov    %eax,%ecx
add    $0xffffffff,%ecx
mov    %ecx,-0xc(%rbp)
cmp    $0x0,%eax
je     119c <main+0x7c>
lea    0xe7b(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x14(%rbp),%eax
add    -0x10(%rbp),%eax
mov    %eax,-0x10(%rbp)
jmp    116a <main+0x4a>
mov    -0x10(%rbp),%esi
lea    0xe5d(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
cmpl   $0x0,-0x8(%rbp)
je     11c5 <main+0xa5>
lea    0xe47(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    113f <main+0x1f>
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    0xebd(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1050 <scanf@plt>
subl   $0x1,0x4(%rsp)
jb     11ca <main+0x9a>
lea    0xea5(%rip),%r12
lea    0x8(%rsp),%r14
lea    0xe9c(%rip),%r15
lea    0xc(%rsp),%rbx
nopl   0x0(%rax)
mov    %r12,%rdi
mov    %r14,%rsi
call   1050 <scanf@plt>
subl   $0x1,0x8(%rsp)
mov    $0x0,%ebp
jb     11a6 <main+0x76>
xor    %ebp,%ebp
nopl   0x0(%rax)
mov    %r12,%rdi
mov    %rbx,%rsi
call   1050 <scanf@plt>
add    0xc(%rsp),%ebp
subl   $0x1,0x8(%rsp)
jae    1190 <main+0x60>
mov    %r15,%rdi
mov    %ebp,%esi
xor    %eax,%eax
call   1040 <printf@plt>
cmpl   $0x0,0x4(%rsp)
je     11ca <main+0x9a>
mov    $0xa,%edi
call   1030 <putchar@plt>
subl   $0x1,0x4(%rsp)
jae    1170 <main+0x40>
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"
@.str.1 = [4 x i8] c"%d\0A\00"
@.str.2 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %2)
br label %7
7: ; preds = %29, %0
%8 = load i32, i32* %2
%9 = add nsw i32 %8, -1
store i32 %9, i32* %2
%10 = icmp ne i32 %8, 0
br i1 %10, label %11, label %30
11: ; preds = %7
%12 = 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 %13
13: ; preds = %17, %11
%14 = load i32, i32* %3
%15 = add nsw i32 %14, -1
store i32 %15, i32* %3
%16 = icmp ne i32 %14, 0
br i1 %16, label %17, label %22
17: ; preds = %13
%18 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %5)
%19 = load i32, i32* %5
%20 = load i32, i32* %4
%21 = add nsw i32 %20, %19
store i32 %21, i32* %4
br label %13
22: ; preds = %13
%23 = load i32, i32* %4
%24 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %23)
%25 = load i32, i32* %2
%26 = icmp ne i32 %25, 0
br i1 %26, label %27, label %29
27: ; preds = %22
%28 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %29
29: ; preds = %27, %22
br label %7
30: ; preds = %7
ret i32 0
}

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
@.str.1 = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = bitcast i32* %1 to i8*
%5 = bitcast i32* %2 to i8*
%6 = bitcast i32* %3 to i8*
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %1)
%8 = load i32, i32* %1
%9 = add nsw i32 %8, -1
store i32 %9, i32* %1
%10 = icmp eq i32 %8, 0
br i1 %10, label %34, label %11
11: ; preds = %0, %29
%12 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %2)
%13 = load i32, i32* %2
%14 = add nsw i32 %13, -1
store i32 %14, i32* %2
%15 = icmp eq i32 %13, 0
br i1 %15, label %24, label %16
16: ; preds = %11, %16
%17 = phi i32 [ %20, %16 ], [ 0, %11 ]
%18 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %3)
%19 = load i32, i32* %3
%20 = add nsw i32 %19, %17
%21 = load i32, i32* %2
%22 = add nsw i32 %21, -1
store i32 %22, i32* %2
%23 = icmp eq i32 %21, 0
br i1 %23, label %24, label %16
24: ; preds = %16, %11
%25 = phi i32 [ 0, %11 ], [ %20, %16 ]
%26 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %25)
%27 = load i32, i32* %1
%28 = icmp eq i32 %27, 0
br i1 %28, label %34, label %29
29: ; preds = %24
%30 = call i32 @putchar(i32 10)
%31 = load i32, i32* %1
%32 = add nsw i32 %31, -1
store i32 %32, i32* %1
%33 = icmp eq i32 %31, 0
br i1 %33, label %34, label %11
34: ; preds = %29, %24, %0
ret i32 0
}