#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 */
scalar_t__ isPrime(int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *, ...);
int main() {
  int t;
  scanf("%d", &t);
  while (t--) {
    int m, n;
    scanf("%d %d", &m, &n);
    int i;
    for (i = m; i <= n; ++i)
      if (isPrime(i))
        printf("%d\n", i);
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xebd(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1050 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,%ecx
add    $0xffffffff,%ecx
mov    %ecx,-0x8(%rbp)
cmp    $0x0,%eax
je     11d6 <main+0xa6>
lea    0xe94(%rip),%rdi
lea    -0xc(%rbp),%rsi
lea    -0x10(%rbp),%rdx
mov    $0x0,%al
call   1050 <scanf@plt>
mov    -0xc(%rbp),%eax
mov    %eax,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x10(%rbp),%eax
jg     11c3 <main+0x93>
mov    -0x14(%rbp),%edi
call   1040 <isPrime@plt>
cmp    $0x0,%rax
je     11b0 <main+0x80>
mov    -0x14(%rbp),%esi
lea    0xe5d(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11b5 <main+0x85>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1181 <main+0x51>
lea    0xe3e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1151 <main+0x21>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x10,%rsp
lea    0xeaf(%rip),%rdi
lea    0x8(%rsp),%rsi
xor    %eax,%eax
call   1060 <scanf@plt>
subl   $0x1,0x8(%rsp)
jae    1177 <main+0x37>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
ret
lea    0xe82(%rip),%r14
lea    0xc(%rsp),%r15
lea    0x4(%rsp),%r12
lea    0xe77(%rip),%r13
jmp    11b1 <main+0x71>
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    $0xa,%edi
call   1030 <putchar@plt>
subl   $0x1,0x8(%rsp)
jb     1167 <main+0x27>
mov    %r14,%rdi
mov    %r15,%rsi
mov    %r12,%rdx
xor    %eax,%eax
call   1060 <scanf@plt>
mov    0xc(%rsp),%ebx
cmp    0x4(%rsp),%ebx
jle    11db <main+0x9b>
jmp    11a0 <main+0x60>
nopl   (%rax)
lea    0x1(%rbx),%eax
cmp    0x4(%rsp),%ebx
mov    %eax,%ebx
jge    11a0 <main+0x60>
mov    %ebx,%edi
call   1050 <isPrime@plt>
test   %rax,%rax
je     11d0 <main+0x90>
mov    %r13,%rdi
mov    %ebx,%esi
xor    %eax,%eax
call   1040 <printf@plt>
jmp    11d0 <main+0x90>

LLVM IR (-O0):
@.str = [3 x i8] c"%d\00"
@.str.1 = [6 x i8] c"%d %d\00"
@.str.2 = [4 x i8] c"%d\0A\00"
@.str.3 = [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 (i8*, 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 %31
11: ; preds = %7
%12 = call i32 (i8*, i32*, ...) @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %3, i32* %4)
%13 = load i32, i32* %3
store i32 %13, i32* %5
br label %14
14: ; preds = %26, %11
%15 = load i32, i32* %5
%16 = load i32, i32* %4
%17 = icmp sle i32 %15, %16
br i1 %17, label %18, label %29
18: ; preds = %14
%19 = load i32, i32* %5
%20 = call i64 @isPrime(i32 %19)
%21 = icmp ne i64 %20, 0
br i1 %21, label %22, label %25
22: ; preds = %18
%23 = load i32, i32* %5
%24 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %23)
br label %25
25: ; preds = %22, %18
br label %26
26: ; preds = %25
%27 = load i32, i32* %5
%28 = add nsw i32 %27, 1
store i32 %28, i32* %5
br label %14
29: ; preds = %14
%30 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
br label %7
31: ; preds = %7
%32 = load i32, i32* %1
ret i32 %32
}

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