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

```c
/*
  AOJ 1027
  Title:
  @kankichi573
*/
#include <stdio.h>
int K,c;


main()
{
        int i,sum;

        while(EOF!=scanf("%d",&K) && K)
        {
                for(i=0,sum=0;i<K*(K-1)/2;i++)
                {
                        scanf("%d ",&c);
                        sum += c;
                }
                printf("%d\n",sum/(K-1));
        }
        return(0);
}```

Unoptimized Assembly Code:

```assembly
	.file	"temp.c"
	.text
	.globl	K
	.bss
	.align 4
	.type	K, @object
	.size	K, 4
K:
	.zero	4
	.globl	c
	.align 4
	.type	c, @object
	.size	c, 4
c:
	.zero	4
	.section	.rodata
.LC0:
	.string	"%d "
.LC1:
	.string	"%d\n"
.LC2:
	.string	"%d"
	.text
	.globl	main
	.type	main, @function
main:
.LFB0:
	.cfi_startproc
	endbr64
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register 6
	subq	$16, %rsp
	jmp	.L2
.L6:
	movl	$0, -8(%rbp)
	movl	$0, -4(%rbp)
	jmp	.L3
.L4:
	leaq	c(%rip), %rax
	movq	%rax, %rsi
	leaq	.LC0(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	__isoc99_scanf@PLT
	movl	c(%rip), %eax
	addl	%eax, -4(%rbp)
	addl	$1, -8(%rbp)
.L3:
	movl	K(%rip), %eax
	leal	-1(%rax), %edx
	movl	K(%rip), %eax
	imull	%edx, %eax
	movl	%eax, %edx
	shrl	$31, %edx
	addl	%edx, %eax
	sarl	%eax
	cmpl	%eax, -8(%rbp)
	jl	.L4
	movl	K(%rip), %eax
	leal	-1(%rax), %ecx
	movl	-4(%rbp), %eax
	cltd
	idivl	%ecx
	movl	%eax, %esi
	leaq	.LC1(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	printf@PLT
.L2:
	leaq	K(%rip), %rax
	movq	%rax, %rsi
	leaq	.LC2(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	__isoc99_scanf@PLT
	cmpl	$-1, %eax
	je	.L5
	movl	K(%rip), %eax
	testl	%eax, %eax
	jne	.L6
.L5:
	movl	$0, %eax
	leave
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE0:
	.size	main, .-main
	.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.
user
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d "
.LC1:
	.string	"%d\n"
.LC2:
	.string	"%d"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	leaq	K(%rip), %r13
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	leaq	.LC2(%rip), %r12
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	leaq	c(%rip), %rbp
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	leaq	.LC0(%rip), %rbx
	subq	$8, %rsp
	.cfi_def_cfa_offset 64
	.p2align 4,,10
	.p2align 3
.L2:
	xorl	%eax, %eax
	movq	%r13, %rsi
	movq	%r12, %rdi
	call	__isoc99_scanf@PLT
	cmpl	$-1, %eax
	je	.L4
	movl	K(%rip), %eax
	testl	%eax, %eax
	je	.L4
	leal	-1(%rax), %edx
	xorl	%r14d, %r14d
	xorl	%r15d, %r15d
	xorl	%r8d, %r8d
	imull	%edx, %eax
	cmpl	$1, %eax
	jle	.L5
	.p2align 4,,10
	.p2align 3
.L3:
	movq	%rbp, %rsi
	movq	%rbx, %rdi
	xorl	%eax, %eax
	addl	$1, %r15d
	call	__isoc99_scanf@PLT
	movl	K(%rip), %esi
	addl	c(%rip), %r14d
	leal	-1(%rsi), %edi
	imull	%edi, %esi
	movl	%esi, %ecx
	shrl	$31, %ecx
	addl	%esi, %ecx
	sarl	%ecx
	cmpl	%r15d, %ecx
	jg	.L3
	movl	%r14d, %eax
	cltd
	idivl	%edi
	movl	%eax, %r8d
.L5:
	movl	%r8d, %edx
	leaq	.LC1(%rip), %rsi
	movl	$1, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	jmp	.L2
	.p2align 4,,10
	.p2align 3
.L4:
	addq	$8, %rsp
	.cfi_def_cfa_offset 56
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%rbp
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	c
	.bss
	.align 4
	.type	c, @object
	.size	c, 4
c:
	.zero	4
	.globl	K
	.align 4
	.type	K, @object
	.size	K, 4
K:
	.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
	.file	"temp.c"
	.text
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d "
.LC1:
	.string	"%d\n"
.LC2:
	.string	"%d"
	.section	.text.startup,"ax",@progbits
	.p2align 4
	.globl	main
	.type	main, @function
main:
.LFB23:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	leaq	K(%rip), %r13
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	leaq	.LC2(%rip), %r12
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	leaq	c(%rip), %rbp
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	leaq	.LC0(%rip), %rbx
	subq	$8, %rsp
	.cfi_def_cfa_offset 64
	.p2align 4,,10
	.p2align 3
.L2:
	xorl	%eax, %eax
	movq	%r13, %rsi
	movq	%r12, %rdi
	call	__isoc99_scanf@PLT
	cmpl	$-1, %eax
	je	.L4
	movl	K(%rip), %eax
	testl	%eax, %eax
	je	.L4
	leal	-1(%rax), %edx
	xorl	%r14d, %r14d
	xorl	%r15d, %r15d
	xorl	%r8d, %r8d
	imull	%edx, %eax
	cmpl	$1, %eax
	jle	.L5
	.p2align 4,,10
	.p2align 3
.L3:
	movq	%rbp, %rsi
	movq	%rbx, %rdi
	xorl	%eax, %eax
	addl	$1, %r15d
	call	__isoc99_scanf@PLT
	movl	K(%rip), %esi
	addl	c(%rip), %r14d
	leal	-1(%rsi), %edi
	imull	%edi, %esi
	movl	%esi, %ecx
	shrl	$31, %ecx
	addl	%esi, %ecx
	sarl	%ecx
	cmpl	%r15d, %ecx
	jg	.L3
	movl	%r14d, %eax
	cltd
	idivl	%edi
	movl	%eax, %r8d
.L5:
	movl	%r8d, %edx
	leaq	.LC1(%rip), %rsi
	movl	$1, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	jmp	.L2
	.p2align 4,,10
	.p2align 3
.L4:
	addq	$8, %rsp
	.cfi_def_cfa_offset 56
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%rbp
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE23:
	.size	main, .-main
	.globl	c
	.bss
	.align 4
	.type	c, @object
	.size	c, 4
c:
	.zero	4
	.globl	K
	.align 4
	.type	K, @object
	.size	K, 4
K:
	.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:

/*
  AOJ 1027
  Title:
  @kankichi573
*/
#include <stdio.h>
int K,c;


main()
{
        int i,sum;

        while(EOF!=scanf("%d",&K) && K)
        {
                for(i=0,sum=0;i<K*(K-1)/2;i++)
                {
                        scanf("%d ",&c);
                        sum += c;
                }
                printf("%d\n",sum/(K-1));
        }
        return(0);
}
2
2
3
7 4 3
0
 2
2
0
7 4 3
0
 2
2
3
3 4 3
0
 2
0
0
7 8 3
0
 2
1
3
3 4 3
0
 2
1
0
7 14 4
0
 2
2
3
2 1 4
0
 2
2
3
4 1 4
0
 2
1
3
4 5 3
0
 2
-1
0
7 14 4
0

2
7
 2
 2
5
 0
 1
5
 1
 2
3
 2
4
 1
6
 -1

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

```c
/*
  AOJ 1027
  Title:
  @kankichi573
*/
#include <stdio.h>
int K,c;


main()
{
        int i,sum;

        while(EOF!=scanf("%d",&K) && K)
        {
                for(i=0,sum=0;i<K*(K-1)/2;i++)
                {
                        scanf("%d ",&c);
                        sum += c;
                }
                printf("%d\n",sum/(K-1));
        }
        return(0);
}```

Unoptimized Assembly Code:

```assembly
	.file	"temp.c"
	.text
	.globl	K
	.bss
	.align 4
	.type	K, @object
	.size	K, 4
K:
	.zero	4
	.globl	c
	.align 4
	.type	c, @object
	.size	c, 4
c:
	.zero	4
	.section	.rodata
.LC0:
	.string	"%d "
.LC1:
	.string	"%d\n"
.LC2:
	.string	"%d"
	.text
	.globl	main
	.type	main, @function
main:
.LFB0:
	.cfi_startproc
	endbr64
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register 6
	subq	$16, %rsp
	jmp	.L2
.L6:
	movl	$0, -8(%rbp)
	movl	$0, -4(%rbp)
	jmp	.L3
.L4:
	leaq	c(%rip), %rax
	movq	%rax, %rsi
	leaq	.LC0(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	__isoc99_scanf@PLT
	movl	c(%rip), %eax
	addl	%eax, -4(%rbp)
	addl	$1, -8(%rbp)
.L3:
	movl	K(%rip), %eax
	leal	-1(%rax), %edx
	movl	K(%rip), %eax
	imull	%edx, %eax
	movl	%eax, %edx
	shrl	$31, %edx
	addl	%edx, %eax
	sarl	%eax
	cmpl	%eax, -8(%rbp)
	jl	.L4
	movl	K(%rip), %eax
	leal	-1(%rax), %ecx
	movl	-4(%rbp), %eax
	cltd
	idivl	%ecx
	movl	%eax, %esi
	leaq	.LC1(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	printf@PLT
.L2:
	leaq	K(%rip), %rax
	movq	%rax, %rsi
	leaq	.LC2(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	__isoc99_scanf@PLT
	cmpl	$-1, %eax
	je	.L5
	movl	K(%rip), %eax
	testl	%eax, %eax
	jne	.L6
.L5:
	movl	$0, %eax
	leave
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE0:
	.size	main, .-main
	.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.
train
	.file	"temp.c"
	.text
	.globl	K
	.bss
	.align 4
	.type	K, @object
	.size	K, 4
K:
	.zero	4
	.globl	c
	.align 4
	.type	c, @object
	.size	c, 4
c:
	.zero	4
	.section	.rodata
.LC0:
	.string	"%d "
.LC1:
	.string	"%d\n"
.LC2:
	.string	"%d"
	.text
	.globl	main
	.type	main, @function
main:
.LFB0:
	.cfi_startproc
	endbr64
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register 6
	subq	$16, %rsp
	jmp	.L2
.L6:
	movl	$0, -8(%rbp)
	movl	$0, -4(%rbp)
	jmp	.L3
.L4:
	leaq	c(%rip), %rax
	movq	%rax, %rsi
	leaq	.LC0(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	__isoc99_scanf@PLT
	movl	c(%rip), %eax
	addl	%eax, -4(%rbp)
	addl	$1, -8(%rbp)
.L3:
	movl	K(%rip), %eax
	leal	-1(%rax), %edx
	movl	K(%rip), %eax
	imull	%edx, %eax
	movl	%eax, %edx
	shrl	$31, %edx
	addl	%edx, %eax
	sarl	%eax
	cmpl	%eax, -8(%rbp)
	jl	.L4
	movl	K(%rip), %eax
	leal	-1(%rax), %ecx
	movl	-4(%rbp), %eax
	cltd
	idivl	%ecx
	movl	%eax, %esi
	leaq	.LC1(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	printf@PLT
.L2:
	leaq	K(%rip), %rax
	movq	%rax, %rsi
	leaq	.LC2(%rip), %rax
	movq	%rax, %rdi
	movl	$0, %eax
	call	__isoc99_scanf@PLT
	cmpl	$-1, %eax
	je	.L5
	movl	K(%rip), %eax
	testl	%eax, %eax
	jne	.L6
.L5:
	movl	$0, %eax
	leave
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE0:
	.size	main, .-main
	.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:
