#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*/ puts(char *);
int /*<<< orphan*/ scanf(char *, int *, ...);
int main() {
  int t, a, b;
  scanf("%d", &t);
  while (t > 0, t--) {
    scanf("%d %d", &a, &b);
    if (a > b)
      puts(">");
    else if (a < b)
      puts("<");
    else
      puts("=");
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xecd(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,%ecx
add    $0xffffffff,%ecx
mov    %ecx,-0x8(%rbp)
cmp    $0x0,%eax
je     11bb <main+0x9b>
lea    0xea4(%rip),%rdi
lea    -0xc(%rbp),%rsi
lea    -0x10(%rbp),%rdx
mov    $0x0,%al
call   1040 <scanf@plt>
mov    -0xc(%rbp),%eax
cmp    -0x10(%rbp),%eax
jle    1188 <main+0x68>
lea    0xe88(%rip),%rdi
call   1030 <puts@plt>
jmp    11b6 <main+0x96>
mov    -0xc(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    11a5 <main+0x85>
lea    0xe6d(%rip),%rdi
call   1030 <puts@plt>
jmp    11b1 <main+0x91>
lea    0xe5e(%rip),%rdi
call   1030 <puts@plt>
jmp    11b6 <main+0x96>
jmp    1141 <main+0x21>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x18,%rsp
lea    0xece(%rip),%rdi
lea    0xc(%rsp),%rsi
xor    %eax,%eax
call   1040 <scanf@plt>
subl   $0x1,0xc(%rsp)
jb     119f <main+0x7f>
lea    0xeb1(%rip),%r14
lea    0x14(%rsp),%r15
lea    0x10(%rsp),%r12
lea    0xea8(%rip),%r13
lea    0xea3(%rip),%rbx
lea    0xe98(%rip),%rbp
xchg   %ax,%ax
mov    %r14,%rdi
mov    %r15,%rsi
mov    %r12,%rdx
xor    %eax,%eax
call   1040 <scanf@plt>
mov    0x14(%rsp),%eax
cmp    0x10(%rsp),%eax
mov    %rbx,%rdi
cmovl  %r13,%rdi
cmovg  %rbp,%rdi
call   1030 <puts@plt>
subl   $0x1,0xc(%rsp)
jae    1170 <main+0x50>
xor    %eax,%eax
add    $0x18,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
@.str.1 = [6 x i8] c"%d %d\00"
@.str.2 = [2 x i8] c">\00"
@.str.3 = [2 x i8] c"<\00"
@.str.4 = [2 x i8] c"=\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
%5 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32* %2)
br label %6
6: ; preds = %29, %0
%7 = load i32, i32* %2
%8 = icmp sgt i32 %7, 0
%9 = zext i1 %8 to i32
%10 = load i32, i32* %2
%11 = add nsw i32 %10, -1
store i32 %11, i32* %2
%12 = icmp ne i32 %10, 0
br i1 %12, label %13, label %30
13: ; preds = %6
%14 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %3, i32* %4)
%15 = load i32, i32* %3
%16 = load i32, i32* %4
%17 = icmp sgt i32 %15, %16
br i1 %17, label %18, label %20
18: ; preds = %13
%19 = call i32 @puts(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %29
20: ; preds = %13
%21 = load i32, i32* %3
%22 = load i32, i32* %4
%23 = icmp slt i32 %21, %22
br i1 %23, label %24, label %26
24: ; preds = %20
%25 = call i32 @puts(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
br label %28
26: ; preds = %20
%27 = call i32 @puts(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i64 0, i64 0))
br label %28
28: ; preds = %26, %24
br label %29
29: ; preds = %28, %18
br label %6
30: ; preds = %6
%31 = load i32, i32* %1
ret i32 %31
}

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
@.str.1 = [6 x i8] c"%d %d\00"
@.str.2 = [2 x i8] c">\00"
@.str.3 = [2 x i8] c"<\00"
@.str.4 = [2 x i8] c"=\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 (i8*, 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 %23, label %11
11: ; preds = %0, %11
%12 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3)
%13 = load i32, i32* %2
%14 = load i32, i32* %3
%15 = icmp sgt i32 %13, %14
%16 = icmp slt i32 %13, %14
%17 = select i1 %16, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i64 0, i64 0)
%18 = select i1 %15, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0), i8* %17
%19 = call i32 @puts(i8* dereferenceable(1) %18)
%20 = load i32, i32* %1
%21 = add nsw i32 %20, -1
store i32 %21, i32* %1
%22 = icmp eq i32 %20, 0
br i1 %22, label %23, label %11
23: ; preds = %11, %0
ret i32 0
}