PART B

QUESTION 1
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int main(void)
{
char chIn, chOut;

cout << "Enter a character: ";

if (isalpha(chIn))
{
if (chIn != 'z' &&chIn != 'Z')
chOut = chIn + 1;
else
if (chIn == 'z')
chOut = 'a';
else
chOut = 'A';
cout << "Next Character is " << chOut << endl;
}
else
cout << "This is not a letter\n";
return 0;
}

OUTPUT
PART B
QUESTION 2
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int main(void)
{
char word[21];
int i, len;

cout << "Enter a word: ";

cout << "The word in uppercase: ";

for (i = 0; i < len; i++)

cout << endl;

return 0;
}

OUTPUT
PART B
QUESTION 3
INPUT
int countCharacters(char str[])
{
int count = 0;
for (int i = 0; str[i] != '\0'; i++)
count++;

return count;
}

PART B
QUESTION 4
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int countUpper(char str[]);

int main(void)
{
char str[20];
int count;

cout << "Enter a string: ";

count = countUpper(str);
cout << "The count is " << count << endl;
return 0;
}
int countUpper(char str[])
{
int i, len, count;

count = 0;
len = strlen(str);
for (int i = 0; i<len; i++)
if(isupper(str[i]))
count++;
return count;
}
OUTPUT
PART B
QUESTION 5
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int searchChar(char str[], char ch);

int main(void)
{
char str[20]; //only and key in 19 character's words, 剩下的一个位 for \0
char ch;
int count;

cout << "Enter a string: ";

cout << "Enter a character: ";

count = searchChar(str,ch);
cout << "The count is " << count << endl;
return 0;
}
int searchChar(char str[], char ch)
{
int i, len, count;

count = 0;
len = strlen(str);
for (int i = 0; i<len; i++)
if (str[i]==ch)
count++;
return count;
}
OUTPUT
PART B
QUESTION 6
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int findlargest(int table[][4], int rows);

int main(void)
{
int table[3][4] = {
{1,1,1,1},
{2,2,2,2},
{3,3,3,3}
};

int largest;
largest = findlargest(table, 3);//3 is num of row
cout << "The largest is " << largest << endl;
return 0;
}
int findlargest(int table [][4], int rows)
{
int j, largest,i;

largest = table[0][0];
for (i = 0; i < rows; i++)
for (j = 0; j < 4; j++)
if (largest < table[i][j])
largest = table[i][j];
return largest;
}
OUTPUT
PART B
QUESTION 7
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int findsmallest(int table[][4], int rows);

int main(void)
{
int table[3][4] = {
{ 1,1,1,1 },
{ 2,2,2,2 },
{ 3,3,3,3 }
};

int smallest;
smallest = findsmallest(table, 3);//3 is num of row
cout << "The smallest is " << smallest << endl;
return 0;
}
int findsmallest(int table[][4], int rows)
{
int j, smallest, i;

smallest = table[0][0];
for (i = 0; i < rows; i++)
for (j = 0; j < 4; j++)
if (smallest > table[i][j])
smallest = table[i][j];
return smallest;
}

OUTPUT
PART D
QUESTION 1
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
#define A_ASCII_CODE 97
using namespace std;

int main(void)
{
char ch;
int position;

cout << "Enter a letter: ";

if (isalpha(ch))
{
ch = tolower(ch);
position = ch - A_ASCII_CODE + 1;
cout << "The position in the alphabet is " << position << endl;
}
else cout << "This is not a letter\n";

return 0;
}

OUTPUT
PART D
QUESTION 2
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

void convertCase(char word[]);

int main(void)
{
char word[20];

cout << "Enter a word: ";

convertCase(word);
cout << "The word is now: " << word << endl;
return 0;
}

void convertCase(char word[])

len =strlen(word);
for (i = 0; i < len; i++)
word[i] = toupper(word[i]);

return;
}

OUTPUT
PART D
QUESTION 3
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

int findtotal(int table[][4], int rows);

int main(void)
{
int table[3][4] = {
{ 1,1,1,1 },
{ 2,2,2,2 },
{ 3,3,3,3 }
};

int total;
total = findtotal(table, 3);//3 is num of row
cout << "The total is " << total << endl;
return 0;
}
int findtotal(int table[][4], int rows)
{
int j, total, i;

total = 0;
for (i = 0; i < rows; i++)
for (j = 0; j < 4; j++)
total += table[i][j];
return total;
}
OUTPUT
PART D
QUESTION 4
INPUT
#include <iostream>//for cin, cout....
#include <iomanip> //for setprecision(), fixed, setw()....
#include <cstring> //for string manipulated functions eg (strlen, strcpy....)
#include <cmath> //for pow(), sqrt()....
#include <cctype> //for character manipulated functions eg (isdigit, isalpha....)
using namespace std;

void reverseword(char word[]);

int main(void)
{
char word[20];

cout << "Enter a word: ";

reverseword(word);
cout << "The word reversed is: " << word << endl;
return 0;
}

void reverseword(char word[])

back = strlen(word) - 1;
half_len = strlen(word) / 2;

for (front = 0; front < half_len; front++, back--)

return;
}
OUTPUT