user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    D5(%rip),%rdi
  call   <printf@plt>
  lea    0xc(%rsp),%rdx
  lea    0x8(%rsp),%rsi
  lea    D29(%rip),%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  cmpl   $0x0,0x8(%rsp)
  jle    L119
  lea    D137(%rip),%r15
  mov    $0x0,%r14d
  lea    D139(%rip),%r13
  lea    D111(%rip),%r12
  jmp    L89
L133:
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  add    $0x1,%ebx
  add    $0x4,%rbp
  cmp    %ebx,0xc(%rsp)
  jg     L133
L188:
  add    $0x1,%r14
  add    $0x10,%r15
  cmp    %r14d,0x8(%rsp)
  jle    L119
L89:
  mov    %r15,%rbp
  mov    $0x0,%ebx
  cmpl   $0x0,0xc(%rsp)
  jg     L133
  jmp    L188
L119:
  lea    D24(%rip),%rdi
  call   <puts@plt>
  cmpl   $0x0,0x8(%rsp)
  jle    L84
  lea    D137(%rip),%rbp
  mov    $0x0,%r13d
  lea    D84(%rip),%r12
  jmp    L29
L174:
  mov    0x0(%rbp,%rbx,4),%esi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbx
  cmp    %ebx,0xc(%rsp)
  jg     L174
L6:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x1,%r13d
  add    $0x10,%rbp
  cmp    %r13d,0x8(%rsp)
  jle    L84
L29:
  mov    $0x0,%ebx
  cmpl   $0x0,0xc(%rsp)
  jg     L174
  jmp    L6
L84:
  lea    D127(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D125(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    0x14(%rsp),%rdx
  lea    0x10(%rsp),%rsi
  lea    D29(%rip),%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  lea    D44(%rip),%rdi
  call   <puts@plt>
  mov    0x8(%rsp),%esi
  test   %esi,%esi
  jle    L32
  mov    0x10(%rsp),%eax
  lea    -0x1(%rax),%ecx
  movslq %ecx,%rcx
  mov    %rcx,%rdx
  shl    $0x4,%rdx
  lea    D137(%rip),%rbp
  add    %rbp,%rdx
  mov    0x14(%rsp),%eax
  sub    $0x1,%eax
  cltq
  shl    $0x4,%rax
  add    %rbp,%rax
  lea    -0x1(%rsi),%esi
  lea    (%rsi,%rcx,4),%rsi
  lea    0x4(%rbp),%rcx
  lea    (%rcx,%rsi,4),%rdi
L67:
  mov    (%rdx),%ecx
  mov    (%rax),%esi
  mov    %esi,(%rdx)
  mov    %ecx,(%rax)
  add    $0x4,%rdx
  add    $0x4,%rax
  cmp    %rdi,%rdx
  jne    L67
  mov    $0x0,%r13d
  lea    D84(%rip),%r12
  jmp    L96
L154:
  mov    0x0(%rbp,%rbx,4),%esi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbx
  cmp    %ebx,0xc(%rsp)
  jg     L154
L45:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x1,%r13d
  add    $0x10,%rbp
  cmp    %r13d,0x8(%rsp)
  jle    L32
L96:
  mov    $0x0,%ebx
  cmpl   $0x0,0xc(%rsp)
  jg     L154
  jmp    L45
L32:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L142
  mov    $0x0,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L142:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D5
data_type: string
name: retrieve_data
arguments: data_label: D29
data_type: string
name: retrieve_data
arguments: data_label: D139
data_type: string
name: retrieve_data
arguments: data_label: D111
data_type: string
name: retrieve_data
arguments: data_label: D24
data_type: string
name: retrieve_data
arguments: data_label: D84
data_type: string
name: retrieve_data
arguments: data_label: D127
data_type: string
name: retrieve_data
arguments: data_label: D125
data_type: string
name: retrieve_data
arguments: data_label: D44
data_type: string

tool: D5: Please enter the first two numbers, seperated by a space, specified in the pdf: 

tool: D29: %d %d

tool: D139: Please enter one number from the input: 

tool: D111: %d,

tool: D24: 
Before:

tool: D84: %d 

tool: D127: Please enter two numbers, seperated by a space, specified in the pdf, these 

tool: D125: should be the numbers immediately after where you left of before: 

tool: D44: 
After:

assistant: ```c
int main(void) {
  static int array1[4][4];
  int i, j, m, n, a, b, c, p, q, r;
  printf("Please enter the first two numbers, seperated by a space, specified in the pdf: ");
  scanf("%d %d", &m, &n);
  for (i = 0; i < m; ++i) {
    for (j = 0; j < n; ++j) {
      printf("Please enter one number from the input: ");
      scanf("%d,", &array1[i][j]);
    }
  }
  printf("\nBefore:\n");
  for (i = 0; i < m; i++) {
    for (j = 0; j < n; j++) {
      printf("%d ", array1[i][j]);
    }
    printf("\n");
  }
  printf("Please enter two numbers, seperated by a space, specified in the pdf, these ");
  printf("should be the numbers immediately after where you left of before: ");
  scanf("%d %d", &a, &b);
  printf("\nAfter:\n");
  for (i = 0; i < m; ++i) {
    c = array1[a - 1][i];
    array1[a - 1][i] = array1[b - 1][i];
    array1[b - 1][i] = c;
  }
  for (i = 0; i < m; i++) {
    for (j = 0; j < n; j++) {
      printf("%d ", array1[i][j]);
    }
    printf("\n");
  }
  return 0;
}
```