# Program to show an example of Hashing using Mid-Square Method.

``` # include <iostream.h>
# include <string.h>
# include <stdlib.h>
# include <conio.h>
# include <math.h>

int main( )
{
clrscr( );

cout << endl << \"Mid-Square Hashing Method\" << endl;
cout << \"*************************\" << endl << endl;

unsigned int iNumber = 0;
unsigned int iLimit = 0;

cout << \"Enter the Number = N = \";
cin >> iNumber;

cout << endl << \"Enter the Limit = K = \";
cin >> iLimit;

unsigned long lNumber = powl(iNumber, 2);

char sNumber[50] = {NULL};

ultoa(lNumber, sNumber, 10);

int iCount = (strlen(sNumber) - iLimit);
int iLength = 0;

char sTemp[30] = {NULL};

cout << endl << \"K * K = \"<< lNumber << endl;

for (int i = 0; i < iCount; i ++)
{
iLength = (strlen(sNumber) - 1);

if ( (i % 2) == 0)
{
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}

else
{
strrev(sNumber);
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);
strrev(sTemp);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}
}

int iHashKey = atoi(sNumber);

cout << endl << \"Hashing Key = \" << iHashKey;

getch( );
return 0;
}

/**************************************************************************
*************************************************************************

A C++ Program to show an example of Hashing using Mid-Square Method.

**************************************************************************
**************************************************************************/

# include <iostream.h>
# include <string.h>
# include <stdlib.h>
# include <conio.h>
# include <math.h>

int main( )
{
clrscr( );

cout << endl << \"Mid-Square Hashing Method\" << endl;
cout << \"*************************\" << endl << endl;

unsigned int iNumber = 0;
unsigned int iLimit = 0;

cout << \"Enter the Number = N = \";
cin >> iNumber;

cout << endl << \"Enter the Limit = K = \";
cin >> iLimit;

unsigned long lNumber = powl(iNumber, 2);

char sNumber[50] = {NULL};

ultoa(lNumber, sNumber, 10);

int iCount = (strlen(sNumber) - iLimit);
int iLength = 0;

char sTemp[30] = {NULL};

cout << endl << \"K * K = \"<< lNumber << endl;

for (int i = 0; i < iCount; i ++)
{
iLength = (strlen(sNumber) - 1);

if ( (i % 2) == 0)
{
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}

else
{
strrev(sNumber);
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);
strrev(sTemp);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}
}

int iHashKey = atoi(sNumber);

cout << endl << \"Hashing Key = \" << iHashKey;

getch( );
return 0;
}

/**************************************************************************
*************************************************************************

A C++ Program to show an example of Hashing using Mid-Square Method.

**************************************************************************
**************************************************************************/

# include <iostream.h>
# include <string.h>
# include <stdlib.h>
# include <conio.h>
# include <math.h>

int main( )
{
clrscr( );

cout << endl << \"Mid-Square Hashing Method\" << endl;
cout << \"*************************\" << endl << endl;

unsigned int iNumber = 0;
unsigned int iLimit = 0;

cout << \"Enter the Number = N = \";
cin >> iNumber;

cout << endl << \"Enter the Limit = K = \";
cin >> iLimit;

unsigned long lNumber = powl(iNumber, 2);

char sNumber[50] = {NULL};

ultoa(lNumber, sNumber, 10);

int iCount = (strlen(sNumber) - iLimit);
int iLength = 0;

char sTemp[30] = {NULL};

cout << endl << \"K * K = \"<< lNumber << endl;

for (int i = 0; i < iCount; i ++)
{
iLength = (strlen(sNumber) - 1);

if ( (i % 2) == 0)
{
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}

else
{
strrev(sNumber);
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);
strrev(sTemp);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}
}

int iHashKey = atoi(sNumber);

cout << endl << \"Hashing Key = \" << iHashKey;

getch( );
return 0;
}

/**************************************************************************
*************************************************************************

A C++ Program to show an example of Hashing using Mid-Square Method.

**************************************************************************
**************************************************************************/

# include <iostream.h>
# include <string.h>
# include <stdlib.h>
# include <conio.h>
# include <math.h>

int main( )
{
clrscr( );

cout << endl << \"Mid-Square Hashing Method\" << endl;
cout << \"*************************\" << endl << endl;

unsigned int iNumber = 0;
unsigned int iLimit = 0;

cout << \"Enter the Number = N = \";
cin >> iNumber;

cout << endl << \"Enter the Limit = K = \";
cin >> iLimit;

unsigned long lNumber = powl(iNumber, 2);

char sNumber[50] = {NULL};

ultoa(lNumber, sNumber, 10);

int iCount = (strlen(sNumber) - iLimit);
int iLength = 0;

char sTemp[30] = {NULL};

cout << endl << \"K * K = \"<< lNumber << endl;

for (int i = 0; i < iCount; i ++)
{
iLength = (strlen(sNumber) - 1);

if ( (i % 2) == 0)
{
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}

else
{
strrev(sNumber);
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);
strrev(sTemp);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}
}

int iHashKey = atoi(sNumber);

cout << endl << \"Hashing Key = \" << iHashKey;

getch( );
return 0;
}

/**************************************************************************
*************************************************************************

A C++ Program to show an example of Hashing using Mid-Square Method.

**************************************************************************
**************************************************************************/

# include <iostream.h>
# include <string.h>
# include <stdlib.h>
# include <conio.h>
# include <math.h>

int main( )
{
clrscr( );

cout << endl << \"Mid-Square Hashing Method\" << endl;
cout << \"*************************\" << endl << endl;

unsigned int iNumber = 0;
unsigned int iLimit = 0;

cout << \"Enter the Number = N = \";
cin >> iNumber;

cout << endl << \"Enter the Limit = K = \";
cin >> iLimit;

unsigned long lNumber = powl(iNumber, 2);

char sNumber[50] = {NULL};

ultoa(lNumber, sNumber, 10);

int iCount = (strlen(sNumber) - iLimit);
int iLength = 0;

char sTemp[30] = {NULL};

cout << endl << \"K * K = \"<< lNumber << endl;

for (int i = 0; i < iCount; i ++)
{
iLength = (strlen(sNumber) - 1);

if ( (i % 2) == 0)
{
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}

else
{
strrev(sNumber);
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);
strrev(sTemp);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}
}

int iHashKey = atoi(sNumber);

cout << endl << \"Hashing Key = \" << iHashKey;

getch( );
return 0;
}

/**************************************************************************
*************************************************************************

A C++ Program to show an example of Hashing using Mid-Square Method.

**************************************************************************
**************************************************************************/

# include <iostream.h>
# include <string.h>
# include <stdlib.h>
# include <conio.h>
# include <math.h>

int main( )
{
clrscr( );

cout << endl << \"Mid-Square Hashing Method\" << endl;
cout << \"*************************\" << endl << endl;

unsigned int iNumber = 0;
unsigned int iLimit = 0;

cout << \"Enter the Number = N = \";
cin >> iNumber;

cout << endl << \"Enter the Limit = K = \";
cin >> iLimit;

unsigned long lNumber = powl(iNumber, 2);

char sNumber[50] = {NULL};

ultoa(lNumber, sNumber, 10);

int iCount = (strlen(sNumber) - iLimit);
int iLength = 0;

char sTemp[30] = {NULL};

cout << endl << \"K * K = \"<< lNumber << endl;

for (int i = 0; i < iCount; i ++)
{
iLength = (strlen(sNumber) - 1);

if ( (i % 2) == 0)
{
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}

else
{
strrev(sNumber);
strset(sTemp, NULL);
strncpy(sTemp, sNumber, iLength);
strrev(sTemp);

strset(sNumber, NULL);
strcpy(sNumber, sTemp);
}
}

int iHashKey = atoi(sNumber);

cout << endl << \"Hashing Key = \" << iHashKey;

getch( );
return 0;
}
```

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