Given the following C code and assembly code, your task is to generate highly optimized x86-64 assembly code.
C Code:

```c
#include<stdio.h>
int n, k, a;
int main(void){
	scanf("%d%d", &n, &k);
	if(k==1){
		puts("0");
	}else{
		printf("%d\n", n-k);
	}
}

```

Assembly Code:

```assembly
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d%d"
.LC1:
	.string	"0"
.LC2:
	.string	"%d\n"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	subq	$8, %rsp
	.cfi_def_cfa_offset 16
	leaq	k(%rip), %rdx
	leaq	n(%rip), %rsi
	xorl	%eax, %eax
	leaq	.LC0(%rip), %rdi
	call	__isoc99_scanf@PLT
	movl	k(%rip), %eax
	cmpl	$1, %eax
	je	.L6
	movl	n(%rip), %edx
	leaq	.LC2(%rip), %rsi
	movl	$1, %edi
	subl	%eax, %edx
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L3:
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_remember_state
	.cfi_def_cfa_offset 8
	ret
.L6:
	.cfi_restore_state
	leaq	.LC1(%rip), %rdi
	call	puts@PLT
	jmp	.L3
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	a
	.bss
	.align 4
	.type	a, @object
	.size	a, 4
a:
	.zero	4
	.globl	k
	.align 4
	.type	k, @object
	.size	k, 4
k:
	.zero	4
	.globl	n
	.align 4
	.type	n, @object
	.size	n, 4
n:
	.zero	4
	.ident	"GCC: (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:
```

Only output the optimized assembly code. Do not include any other text. Do not write any comments in the assembly code. Wrap the assembly code in ```assembly``` tags.
Optimized Assembly Code:

user
```assembly
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d%d"
.LC1:
	.string	"0"
.LC2:
	.string	"%d\n"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	subq	$8, %rsp
	.cfi_def_cfa_offset 16
	leaq	k(%rip), %rdx
	leaq	n(%rip), %rsi
	xorl	%eax, %eax
	leaq	.LC0(%rip), %rdi
	call	__isoc99_scanf@PLT
	movl	k(%rip), %eax
	cmpl	$1, %eax
	je	.L6
	movl	n(%rip), %edx
	leaq	.LC2(%rip), %rsi
	movl	$1, %edi
	subl	%eax, %edx
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L3:
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_remember_state
	.cfi_def_cfa_offset 8
	ret
.L6:
	.cfi_restore_state
	leaq	.LC1(%rip), %rdi
	call	puts@PLT
	jmp	.L3
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	a
	.bss
	.align 4
	.type	a, @object
	.size	a, 4
a:
	.zero	4
	.globl	k
	.align 4
	.type	k, @object
	.size	k, 4
k:
	.zero	4
	.globl	n
	.align 4
	.type	n, @object
	.size	n, 4
n:
	.zero	4
	.ident	"GCC: (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:
```
rule
```assembly
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d%d"
.LC1:
	.string	"0"
.LC2:
	.string	"%d\n"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	subq	$8, %rsp
	.cfi_def_cfa_offset 16
	leaq	k(%rip), %rdx
	leaq	n(%rip), %rsi
	xorl	%eax, %eax
	leaq	.LC0(%rip), %rdi
	call	__isoc99_scanf@PLT
	movl	k(%rip), %eax
	cmpl	$1, %eax
	je	.L6
	movl	n(%rip), %edx
	leaq	.LC2(%rip), %rsi
	movl	$1, %edi
	subl	%eax, %edx
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L3:
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_remember_state
	.cfi_def_cfa_offset 8
	ret
.L6:
	.cfi_restore_state
	leaq	.LC1(%rip), %rdi
	call	puts@PLT
	jmp	.L3
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	a
	.bss
	.align 4
	.type	a, @object
	.size	a, 4
a:
	.zero	4
	.globl	k
	.align 4
	.type	k, @object
	.size	k, 4
k:
	.zero	4
	.globl	n
	.align 4
	.type	n, @object
	.size	n, 4
n:
	.zero	4
	.ident	"GCC: (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:
```
```c
#include<stdio.h>
int n, k, a;
int main(void){
	scanf("%d%d", &n, &k);
	if(k==1){
		puts("0");
	}else{
		printf("%d\n", n-k);
	}
}

```
Given the following C code, your task is to generate highly optimized x86-64 assembly code.
C Code:

```c
#include<stdio.h>
int n, k, a;
int main(void){
	scanf("%d%d", &n, &k);
	if(k==1){
		puts("0");
	}else{
		printf("%d\n", n-k);
	}
}

```

Only output the optimized assembly code. Do not include any other text. Do not write any comments in the assembly code. Wrap the assembly code in ```assembly``` tags.
Optimized Assembly Code:

9 5
 4 2
 2 2
 14 5
 2 3
 0 3
 14 3
 1 3
 14 6
 -1 3

4
 2
 0
 9
 -1
 -3
 11
 -2
 8
 -4

Given the following C code and assembly code, your task is to generate highly optimized x86-64 assembly code.
C Code:

```c
#include<stdio.h>
int n, k, a;
int main(void){
	scanf("%d%d", &n, &k);
	if(k==1){
		puts("0");
	}else{
		printf("%d\n", n-k);
	}
}

```

Assembly Code:

```assembly
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d%d"
.LC1:
	.string	"0"
.LC2:
	.string	"%d\n"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	subq	$8, %rsp
	.cfi_def_cfa_offset 16
	leaq	k(%rip), %rdx
	leaq	n(%rip), %rsi
	xorl	%eax, %eax
	leaq	.LC0(%rip), %rdi
	call	__isoc99_scanf@PLT
	movl	k(%rip), %eax
	cmpl	$1, %eax
	je	.L6
	movl	n(%rip), %edx
	leaq	.LC2(%rip), %rsi
	movl	$1, %edi
	subl	%eax, %edx
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L3:
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_remember_state
	.cfi_def_cfa_offset 8
	ret
.L6:
	.cfi_restore_state
	leaq	.LC1(%rip), %rdi
	call	puts@PLT
	jmp	.L3
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	a
	.bss
	.align 4
	.type	a, @object
	.size	a, 4
a:
	.zero	4
	.globl	k
	.align 4
	.type	k, @object
	.size	k, 4
k:
	.zero	4
	.globl	n
	.align 4
	.type	n, @object
	.size	n, 4
n:
	.zero	4
	.ident	"GCC: (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:
```

Only output the optimized assembly code. Do not include any other text. Do not write any comments in the assembly code. Wrap the assembly code in ```assembly``` tags.
Optimized Assembly Code:

train
```assembly
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d%d"
.LC1:
	.string	"0"
.LC2:
	.string	"%d\n"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	subq	$8, %rsp
	.cfi_def_cfa_offset 16
	leaq	k(%rip), %rdx
	leaq	n(%rip), %rsi
	xorl	%eax, %eax
	leaq	.LC0(%rip), %rdi
	call	__isoc99_scanf@PLT
	movl	k(%rip), %eax
	cmpl	$1, %eax
	je	.L6
	movl	n(%rip), %edx
	leaq	.LC2(%rip), %rsi
	movl	$1, %edi
	subl	%eax, %edx
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L3:
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_remember_state
	.cfi_def_cfa_offset 8
	ret
.L6:
	.cfi_restore_state
	leaq	.LC1(%rip), %rdi
	call	puts@PLT
	jmp	.L3
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	a
	.bss
	.align 4
	.type	a, @object
	.size	a, 4
a:
	.zero	4
	.globl	k
	.align 4
	.type	k, @object
	.size	k, 4
k:
	.zero	4
	.globl	n
	.align 4
	.type	n, @object
	.size	n, 4
n:
	.zero	4
	.ident	"GCC: (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:
```