жёванный крот этого домино

#include <stdio.h>
#include <malloc.h>
#include <string.h>
#include <stdbool.h>
#include <math.h>
void shiftToTheLeft(char* row, int start, int length);
int integerValue();
int getLength(char* word);
//int charInToIntAndSum(char* string);

int main()
{
    char* string;
    int n;
    int lengthString = 0;
    printf("\nEnter a number of symbols in string: \n");
    n = integerValue();
    if (!(string = (char*)calloc((n + 1), sizeof(char))))
    {
        printf("\nOoops,memory is not allocated\n");
    }

    printf("Enter a text with %d symbols: \n", n);
    rewind(stdin);
    fgets(string, n + 1, stdin);

    printf("\nThe text you entered is: \n");
    puts(string);

    lengthString = getLength(string);

    int k = 0;
    for (int a = 0; a < 2; a++)
    {
        k = 0;
        for (int i = 0; i < lengthString; i++)
        {
            if (string[i] == '0' || string[i] == '1' || string[i] == '2' || string[i] == '3' || string[i] == '4'
                || string[i] == '5' || string[i] == '6' || string[i] == '7' || string[i] == '8' || string[i] == '9')
            {
                continue;
            }
            k++;
            if (string[i] == ' ' || string[i] == ' \0')
            {
                k = 0;
            }

            if (k <= 3 && (string[i + 1] == ' ' || string[i + 1] == '\0' || string[i] == '\n'))
            {
                shiftToTheLeft(string, i + 1, k + 1);
                i = 0;
                k = 1;
            }
        }
    }

    //int b = charInToIntAndSum(string);


    printf("\nNew text you entered is: \n");
    puts(string);

    //printf("Your B: %d", b);
    free(string);
    return 0;
}



int integerValue()
{
    char c;
    int n;
    while ((scanf_s("%d%c", &n, &c) != 2 || c != '\n'))
    {
        printf("You entered incorrect value. Please try again: \n");
        rewind(stdin);
    }

    return n;
}
int getLength(char* word)
{
    int k = 0;
    while (*(word + k) != '\0')
    {
        ++k;
    }
    return k;
}
void shiftToTheLeft(char* row, int start, int length)
{
    int rowLength = getLength(row);
    for (int i = start; i < rowLength + 1; i++)
    {
        *(row + i - length + 1) = *(row + i + 1);
    }
    row = (char*)realloc(row, (rowLength + 1 - length + 1) * sizeof(char));

    *(row + rowLength + 1 - (length + 1)) = '\0';
}

//int charInToIntAndSum(char* string)
//{
//  int temp = 0;
//  int k = 0;
//  int a = 0;
//  for (int i = 0; i < getLength(string); i++)
//  {
//      while ((string[i] == '0' || string[i] == '1' || string[i] == '2' || string[i] == '3' || string[i] == '4'
//          || string[i] == '5' || string[i] == '6' || string[i] == '7' || string[i] == '8' || string[i] == '9')
//          && (string[i + 1] == ' ' || string[i + 1] == '\0'))
//      {
//          k ++;
//      }
//      for (int j = i; j = 0; j--)
//      {
//          if (string[j] == ' ')
//          {
//              break;
//          }
//          for (k; k = 0; k--)
//          {
//
//              temp = string[j] - '0';
//              a = temp * pow(10, k);
//              a = a + a;
//          }
//      }
//  }
//  return a;
//}