user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %r15
  lea    D105(%rip),%rdi
  push   %r14
  push   %r13
  push   %r12
  lea    D117(%rip),%r12
  push   %rbp
  push   %rbx
  sub    $0xcb8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0xca8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x14(%rsp),%rdx
  lea    0x10(%rsp),%rsi
  xor    %eax,%eax
  lea    D94(%rip),%rdi
  call   <scanf@plt>
  lea    D90(%rip),%rdi
  call   <printf@plt>
  mov    0x10(%rsp),%edx
  test   %edx,%edx
  jle    L23
  mov    0x14(%rsp),%eax
  xor    %r13d,%r13d
  xor    %ebp,%ebp
  lea    0x20(%rsp),%r14
  test   %eax,%eax
  jle    L23
  nopl   0x0(%rax)
L29:
  lea    (%r14,%r13,4),%r15
  xor    %ebx,%ebx
  cs nopw 0x0(%rax,%rax,1)
L72:
  mov    %r15,%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <scanf@plt>
  mov    0x14(%rsp),%eax
  add    $0x4,%r15
  cmp    %ebx,%eax
  jg     L72
  add    $0x1,%ebp
  cmp    0x10(%rsp),%ebp
  jge    L23
  add    $0x14,%r13
  test   %eax,%eax
  jg     L29
L23:
  lea    D50(%rip),%rdi
  call   <printf@plt>
  lea    0x1c(%rsp),%rdx
  lea    0x18(%rsp),%rsi
  xor    %eax,%eax
  lea    D94(%rip),%rdi
  call   <scanf@plt>
  lea    D78(%rip),%rdi
  call   <printf@plt>
  mov    0x18(%rsp),%eax
  test   %eax,%eax
  jle    L128
  mov    0x1c(%rsp),%eax
  xor    %r14d,%r14d
  xor    %r13d,%r13d
  lea    0x660(%rsp),%r15
  test   %eax,%eax
  jle    L128
  nopl   0x0(%rax,%rax,1)
L158:
  lea    (%r15,%r14,4),%rbp
  xor    %ebx,%ebx
  cs nopw 0x0(%rax,%rax,1)
L145:
  mov    %rbp,%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <scanf@plt>
  mov    0x1c(%rsp),%eax
  add    $0x4,%rbp
  cmp    %ebx,%eax
  jg     L145
  add    $0x1,%r13d
  cmp    0x18(%rsp),%r13d
  jge    L128
  add    $0x14,%r14
  test   %eax,%eax
  jg     L158
L128:
  lea    D39(%rip),%rdi
  call   <printf@plt>
  lea    D116(%rip),%rdi
  call   <printf@plt>
  lea    D84(%rip),%rdi
  call   <printf@plt>
  lea    D93(%rip),%rdi
  call   <printf@plt>
  lea    D30(%rip),%rdi
  call   <printf@plt>
  lea    0xc(%rsp),%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    0xc(%rsp),%eax
  cmp    $0x3,%eax
  je     L146
  jg     L140
  cmp    $0x1,%eax
  je     L162
  cmp    $0x2,%eax
  jne    L28
  mov    0x1c(%rsp),%r9d
  mov    0x18(%rsp),%r8d
  lea    0x660(%rsp),%rsi
  lea    0x20(%rsp),%rdi
  mov    0x14(%rsp),%ecx
  mov    0x10(%rsp),%edx
  call   <subtract@plt>
L183:
  mov    0xca8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L102
  add    $0xcb8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L140:
  cmp    $0x4,%eax
  jne    L28
  mov    0x14(%rsp),%edx
  mov    0x10(%rsp),%esi
  lea    0x20(%rsp),%rdi
  call   <transpose@plt>
  jmp    L183
L146:
  mov    0x1c(%rsp),%r9d
  mov    0x18(%rsp),%r8d
  lea    0x660(%rsp),%rsi
  lea    0x20(%rsp),%rdi
  mov    0x14(%rsp),%ecx
  mov    0x10(%rsp),%edx
  call   <multiply@plt>
  jmp    L183
L28:
  lea    D18(%rip),%rdi
  call   <printf@plt>
  jmp    L183
L162:
  mov    0x1c(%rsp),%r9d
  mov    0x18(%rsp),%r8d
  lea    0x660(%rsp),%rsi
  lea    0x20(%rsp),%rdi
  mov    0x14(%rsp),%ecx
  mov    0x10(%rsp),%edx
  call   <add@plt>
  jmp    L183
L102:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D105
type: string
name: unpack_data
arguments: data_tag: D117
type: string
name: unpack_data
arguments: data_tag: D94
type: string
name: unpack_data
arguments: data_tag: D90
type: string
name: unpack_data
arguments: data_tag: D50
type: string
name: unpack_data
arguments: data_tag: D78
type: string
name: unpack_data
arguments: data_tag: D39
type: string
name: unpack_data
arguments: data_tag: D116
type: string
name: unpack_data
arguments: data_tag: D84
type: string
name: unpack_data
arguments: data_tag: D93
type: string
name: unpack_data
arguments: data_tag: D30
type: string
name: unpack_data
arguments: data_tag: D18
type: string

tool: D105: 
Enter number of rows and columns for matrix 1: 

tool: D117: %d

tool: D94: %d %d

tool: D90: 
Enter matrix 1:


tool: D50: 
Enter number of rows and columns for matrix 2: 

tool: D78: 
Enter matrix 2:


tool: D39: 
1) To perform matrix addition

tool: D116: 
2) To perform matrix subtraction

tool: D84: 
3) To perform matrix multiplication

tool: D93: 
4) To find transpose

tool: D30: 
Enter 1,2,3 or 4: 

tool: D18: 
Invalid Choice

assistant: ```c
int main() {
  int choice, m, n, p, q, i, j;
  int arr1[20][20], arr2[20][20];
  printf("\nEnter number of rows and columns for matrix 1: ");
  scanf("%d %d", &m, &n);
  printf("\nEnter matrix 1:\n");
  for (i = 0; i < m; i++)
    for (j = 0; j < n; j++)
      scanf("%d", &arr1[i][j]);
  printf("\nEnter number of rows and columns for matrix 2: ");
  scanf("%d %d", &p, &q);
  printf("\nEnter matrix 2:\n");
  for (i = 0; i < p; i++)
    for (j = 0; j < q; j++)
      scanf("%d", &arr2[i][j]);
  printf("\n1) To perform matrix addition");
  printf("\n2) To perform matrix subtraction");
  printf("\n3) To perform matrix multiplication");
  printf("\n4) To find transpose");
  printf("\nEnter 1,2,3 or 4: ");
  scanf("%d", &choice);
  switch (choice) {
  case 1:
    add(arr1, arr2, m, n, p, q);
    break;
  case 2:
    subtract(arr1, arr2, m, n, p, q);
    break;
  case 3:
    multiply(arr1, arr2, m, n, p, q);
    break;
  case 4:
    transpose(arr1, m, n);
    break;
  default:
    printf("\nInvalid Choice");
  }
  return 0;
}
```