#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 *);
main() {
  int N;
  int Cont;
  int Num;
  do {
    printf("Inserisci numero della tabellina tra 2 e 10: ");
    scanf("%d", &N);
  } while ((N > 10) || (N < 2));
  Cont = 1;
  while (Cont <= 10) {
    Num = N * Cont;
    printf(" %d", Num);
    Cont++;
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeeb(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
mov    $0x1,%al
cmpl   $0xa,-0x8(%rbp)
mov    %al,-0x11(%rbp)
jg     1166 <main+0x46>
cmpl   $0x2,-0x8(%rbp)
setl   %al
mov    %al,-0x11(%rbp)
mov    -0x11(%rbp),%al
test   $0x1,%al
jne    112f <main+0xf>
movl   $0x1,-0xc(%rbp)
cmpl   $0xa,-0xc(%rbp)
jg     11ab <main+0x8b>
mov    -0x8(%rbp),%eax
imul   -0xc(%rbp),%eax
mov    %eax,-0x10(%rbp)
mov    -0x10(%rbp),%esi
lea    0xe98(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1178 <main+0x58>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %rbx
sub    $0x10,%rsp
lea    0xed0(%rip),%r14
lea    0xef8(%rip),%r15
lea    0xc(%rsp),%rbx
nopl   0x0(%rax)
mov    %r14,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    %r15,%rdi
mov    %rbx,%rsi
call   1040 <scanf@plt>
mov    0xc(%rsp),%esi
lea    -0xb(%rsi),%eax
cmp    $0xfffffff7,%eax
jb     1140 <main+0x20>
lea    0xec6(%rip),%rbx
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
add    %esi,%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%eax
lea    (%rax,%rax,2),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
shl    $0x2,%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%eax
lea    (%rax,%rax,4),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%eax
add    %eax,%eax
lea    (%rax,%rax,2),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%eax
lea    0x0(,%rax,8),%esi
sub    %eax,%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
shl    $0x3,%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%eax
lea    (%rax,%rax,8),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%eax
add    %eax,%eax
lea    (%rax,%rax,4),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [46 x i8] c"Inserisci numero della tabellina tra 2 e 10: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c" %d\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
br label %5
5: ; preds = %14, %0
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
br label %8
8: ; preds = %5
%9 = load i32, i32* %2
%10 = icmp sgt i32 %9, 10
br i1 %10, label %14, label %11
11: ; preds = %8
%12 = load i32, i32* %2
%13 = icmp slt i32 %12, 2
br label %14
14: ; preds = %11, %8
%15 = phi i1 [ true, %8 ], [ %13, %11 ]
br i1 %15, label %5, label %16
16: ; preds = %14
store i32 1, i32* %3
br label %17
17: ; preds = %20, %16
%18 = load i32, i32* %3
%19 = icmp sle i32 %18, 10
br i1 %19, label %20, label %28
20: ; preds = %17
%21 = load i32, i32* %2
%22 = load i32, i32* %3
%23 = mul nsw i32 %21, %22
store i32 %23, i32* %4
%24 = load i32, i32* %4
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %24)
%26 = load i32, i32* %3
%27 = add nsw i32 %26, 1
store i32 %27, i32* %3
br label %17
28: ; preds = %17
%29 = load i32, i32* %1
ret i32 %29
}

LLVM IR (-O2):
@.str = [46 x i8] c"Inserisci numero della tabellina tra 2 e 10: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c" %d\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
br label %3
3: ; preds = %3, %0
%4 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%6 = load i32, i32* %1
%7 = add i32 %6, -11
%8 = icmp ult i32 %7, -9
br i1 %8, label %3, label %9
9: ; preds = %3
%10 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %6)
%11 = load i32, i32* %1
%12 = shl nsw i32 %11, 1
%13 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %12)
%14 = load i32, i32* %1
%15 = mul nsw i32 %14, 3
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %15)
%17 = load i32, i32* %1
%18 = shl nsw i32 %17, 2
%19 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %18)
%20 = load i32, i32* %1
%21 = mul nsw i32 %20, 5
%22 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %21)
%23 = load i32, i32* %1
%24 = mul nsw i32 %23, 6
%25 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %24)
%26 = load i32, i32* %1
%27 = mul nsw i32 %26, 7
%28 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %27)
%29 = load i32, i32* %1
%30 = shl nsw i32 %29, 3
%31 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %30)
%32 = load i32, i32* %1
%33 = mul nsw i32 %32, 9
%34 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %33)
%35 = load i32, i32* %1
%36 = mul nsw i32 %35, 10
%37 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i32 %36)
ret i32 0
}