user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %r15
  lea    D10(%rip),%rsi
  mov    $0xc8,%ecx
  push   %r14
  push   %r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    $0x5a,%ebp
  push   %rbx
  sub    $0x658,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x648(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  mov    %r13,%rdi
  rep movsq %ds:(%rsi),%es:(%rdi)
  nopl   (%rax)
L49:
  xor    %ebx,%ebx
  lea    D9(%rip),%r14
  jmp    L30
  nopl   0x0(%rax,%rax,1)
L3:
  mov    %ebx,%edx
  mov    %r12d,%esi
  mov    %r13,%rdi
  call   <prodLinha@plt>
  mov    %eax,%r15d
  cmp    %eax,%ebp
  jl     L0
L119:
  mov    %ebx,%edx
  mov    %r12d,%esi
  mov    %r13,%rdi
  call   <prodDiagDir@plt>
  mov    %eax,%r15d
  cmp    %eax,%ebp
  jl     L105
L107:
  mov    %ebx,%edx
  mov    %r12d,%esi
  mov    %r13,%rdi
  call   <prodDiagEsq@plt>
  mov    %eax,%r15d
  cmp    %eax,%ebp
  jl     L95
  add    $0x1,%ebx
  cmp    $0x11,%ebx
  je     L29
L30:
  mov    %ebx,%edx
  mov    %r12d,%esi
  mov    %r13,%rdi
  call   <prodColuna@plt>
  mov    %eax,%r15d
  cmp    %ebp,%eax
  jle    L3
  mov    %eax,%esi
  lea    D22(%rip),%rdi
  mov    %r15d,%ebp
  call   <printf@plt>
  jmp    L3
  nopl   0x0(%rax,%rax,1)
L95:
  mov    %eax,%esi
  mov    %r14,%rdi
  add    $0x1,%ebx
  mov    %r15d,%ebp
  call   <printf@plt>
  cmp    $0x11,%ebx
  jne    L30
L29:
  add    $0x1,%r12d
  cmp    $0x11,%r12d
  jne    L49
  xor    %eax,%eax
  call   <getchar@plt>
  mov    0x648(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L90
  add    $0x658,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L105:
  mov    %eax,%esi
  lea    D41(%rip),%rdi
  mov    %r15d,%ebp
  call   <printf@plt>
  jmp    L107
  xchg   %ax,%ax
L0:
  mov    %eax,%esi
  lea    D32(%rip),%rdi
  mov    %r15d,%ebp
  call   <printf@plt>
  jmp    L119
L90:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D10
data_type: string
name: read_data
arguments: label: D9
data_type: string
name: read_data
arguments: label: D22
data_type: string
name: read_data
arguments: label: D41
data_type: string
name: read_data
arguments: label: D32
data_type: string

tool: D10: 

tool: D9: Max: %d (diagonal esquerda)


tool: D22: Max: %d (coluna)


tool: D41: Max: %d (diagonal direita)


tool: D32: Max: %d (linha)


assistant: ```c
int main(void) {
  int i, j, prodMax = 90, prod;
  int matriz[20][20] = {{8, 2, 22, 97, 38, 15, 0, 40, 0, 75, 4, 5, 7, 78, 52, 12, 50, 77, 91, 8}, {49, 49, 99, 40, 17, 81, 18, 57, 60, 87, 17, 40, 98, 43, 69, 48, 4, 56, 62, 0}, {81, 49, 31, 73, 55, 79, 14, 29, 93, 71, 40, 67, 53, 88, 30, 3, 49, 13, 36, 65}, {52, 70, 95, 23, 4, 60, 11, 42, 69, 24, 68, 56, 1, 32, 56, 71, 37, 2, 36, 91}, {22, 31, 16, 71, 51, 67, 63, 89, 41, 92, 36, 54, 22, 40, 40, 28, 66, 33, 13, 80}, {24, 47, 32, 60, 99, 3, 45, 2, 44, 75, 33, 53, 78, 36, 84, 20, 35, 17, 12, 50}, {32, 98, 81, 28, 64, 23, 67, 10, 26, 38, 40, 67, 59, 54, 70, 66, 18, 38, 64, 70}, {67, 26, 20, 68, 2, 62, 12, 20, 95, 63, 94, 39, 63, 8, 40, 91, 66, 49, 94, 21}, {24, 55, 58, 5, 66, 73, 99, 26, 97, 17, 78, 78, 96, 83, 14, 88, 34, 89, 63, 72}, {21, 36, 23, 9, 75, 0, 76, 44, 20, 45, 35, 14, 0, 61, 33, 97, 34, 31, 33, 95}, {78, 17, 53, 28, 22, 75, 31, 67, 15, 94, 3, 80, 4, 62, 16, 14, 9, 53, 56, 92}, {16, 39, 5, 42, 96, 35, 31, 47, 55, 58, 88, 24, 0, 17, 54, 24, 36, 29, 85, 57}, {86, 56, 0, 48, 35, 71, 89, 7, 5, 44, 44, 37, 44, 60, 21, 58, 51, 54, 17, 58}, {19, 80, 81, 68, 5, 94, 47, 69, 28, 73, 92, 13, 86, 52, 17, 77, 4, 89, 55, 40}, {4, 52, 8, 83, 97, 35, 99, 16, 7, 97, 57, 32, 16, 26, 26, 79, 33, 27, 98, 66}, {88, 36, 68, 87, 57, 62, 20, 72, 3, 46, 33, 67, 46, 55, 12, 32, 63, 93, 53, 69}, {4, 42, 16, 73, 38, 25, 39, 11, 24, 94, 72, 18, 8, 46, 29, 32, 40, 62, 76, 36}, {20, 69, 36, 41, 72, 30, 23, 88, 34, 62, 99, 69, 82, 67, 59, 85, 74, 4, 36, 16}, {20, 73, 35, 29, 78, 31, 90, 1, 74, 31, 49, 71, 48, 86, 81, 16, 23, 57, 5, 54}, {1, 70, 54, 71, 83, 51, 54, 69, 16, 92, 33, 48, 61, 43, 52, 1, 89, 19, 67, 48}};
  for (i = 0; i <= 16; i++) {
    for (j = 0; j <= 16; j++) {
      prod = prodColuna(matriz, i, j);
      if (prod > prodMax) {
        prodMax = prod;
        printf("Max: %d (coluna)\n", prodMax);
      }
      prod = prodLinha(matriz, i, j);
      if (prod > prodMax) {
        prodMax = prod;
        printf("Max: %d (linha)\n", prodMax);
      }
      prod = prodDiagDir(matriz, i, j);
      if (prod > prodMax) {
        prodMax = prod;
        printf("Max: %d (diagonal direita)\n", prodMax);
      }
      prod = prodDiagEsq(matriz, i, j);
      if (prod > prodMax) {
        prodMax = prod;
        printf("Max: %d (diagonal esquerda)\n", prodMax);
      }
    }
  }
  getchar();
  return 0;
}
```