user: 这段汇编代码用C语言表示是什么样的：

```asm
<maximalSquare>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %edx,-0x30(%rbp)
  movl   $0x0,-0x1c(%rbp)
  jmp    L138
L104:
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x1c(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  lea    -0x30(%rax),%ecx
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x1c(%rbp),%eax
  cltq
  add    %rdx,%rax
  mov    %ecx,%edx
  mov    %dl,(%rax)
  addl   $0x1,-0x1c(%rbp)
L138:
  mov    -0x1c(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L104
  movl   $0x1,-0x18(%rbp)
  jmp    L107
L94:
  movl   $0x0,-0x14(%rbp)
  jmp    L143
L5:
  mov    -0x18(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x14(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x31,%al
  jne    L123
  mov    -0x18(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x14(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  lea    0x1(%rax),%ecx
  mov    -0x18(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x14(%rbp),%eax
  cltq
  add    %rdx,%rax
  mov    %ecx,%edx
  mov    %dl,(%rax)
  jmp    L47
L123:
  mov    -0x18(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x14(%rbp),%eax
  cltq
  add    %rdx,%rax
  movb   $0x0,(%rax)
L47:
  addl   $0x1,-0x14(%rbp)
L143:
  mov    -0x14(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L5
  addl   $0x1,-0x18(%rbp)
L107:
  mov    -0x18(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L94
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L116
L32:
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L142
L95:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  cmp    %eax,-0x10(%rbp)
  jge    L135
  addl   $0x1,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jle    L97
  addl   $0x1,-0x10(%rbp)
  mov    -0x10(%rbp),%eax
  sub    %eax,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L97
L135:
  movl   $0x0,-0x8(%rbp)
L97:
  addl   $0x1,-0x4(%rbp)
L142:
  mov    -0x4(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L95
  addl   $0x1,-0xc(%rbp)
L116:
  mov    -0xc(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L32
  mov    -0x10(%rbp),%eax
  imul   %eax,%eax
  pop    %rbp
  ret
```

assistant: ```c
int maximalSquare(char **matrix, int matrixRowSize, int matrixColSize) {
  for (int j = 0; j < matrixColSize; j++) {
    matrix[0][j] -= '0';
  }
  for (int i = 1; i < matrixRowSize; i++) {
    for (int j = 0; j < matrixColSize; j++) {
      if (matrix[i][j] == '1')
        matrix[i][j] = matrix[i - 1][j] + 1;
      else
        matrix[i][j] = 0;
    }
  }
  int maxMtrAll = 0;
  for (int i = 0; i < matrixRowSize; i++) {
    int biggerCount = 0;
    for (int j = 0; j < matrixColSize; j++) {
      if (matrix[i][j] > maxMtrAll) {
        biggerCount++;
        if (biggerCount > maxMtrAll) {
          maxMtrAll++;
          j -= maxMtrAll;
          biggerCount = 0;
        }
      } else {
        biggerCount = 0;
      }
    }
  }
  return maxMtrAll * maxMtrAll;
}
```