static void Main(string[] args)
{
Console.WriteLine("Enter your name");
string username = ISSConsole.ReadString();
Console.WriteLine("Enter your gender");
char gender = ISSConsole.ReadChar();
Console.WriteLine("Enter your age");
int age = ISSConsole.ReadInt();
if (gender == 'M')
{
if (age >= 40)
{
Console.WriteLine("Good morning Uncle {0}", username);
}
else
{
Console.WriteLine("Good morning Mr {0}", username);
}
}
else
{
if (age >= 40)
{
Console.WriteLine("Good morning Aunty {0}", username);
}
else
{
Console.WriteLine("Good morning Ms. {0}", username);
}
}
}
static void Main(string[] args)
{
Console.WriteLine("Enter your name");
string username = ISSConsole.ReadString();
Console.WriteLine("Good morning " + username);
}
public static void Ex15()
{
Console.Write("Please insert a number to check if it is Armstrong number: ");
string a = ISSConsole.ReadString();
int num = Convert.ToInt32(a);
double sum = 0;
/*for (int i = 0; i < 3; i++)
* {
* char b = a[i];
* int c = Convert.ToInt32(new string(b, 1));
* sum += c * c * c;
* }*/
int digits = a.Length;
for (int i = num; i > 0; i /= 10)
{
int rem = i % 10;
sum += Math.Pow(rem, digits);
}
if (sum == num)
{
Console.WriteLine($"{a} is an Armstrong number.");
}
else
{
Console.WriteLine($"{a} is not an Armstrong number.");
}
}
public static void Ex44() //Character replacement program
{
string s = ISSConsole.ReadString("Please insert string: ");
char c1 = ISSConsole.ReadChar("Character to be replaced: ");
char c2 = ISSConsole.ReadChar("Character chosen to replace: ");
substitute(s, c1, c2);
}
// ------------------ STRING MANIPULATION TEEHEE --------------------------------//
public static void Ex36() //PALINDROME
{
string s = ISSConsole.ReadString("Please insert a string to check if it is a Palindrome:");
s = s.ToLower(); //Properties to convert all to lower
int n = s.Length; //Assign to a length of the string to a variable
bool check = true;
string r = "";
for (int i = 0; i < n; i++)
{
string letter = s.Substring(i, 1); //First parameter determines the starting index and strings starts with [0],
//the second parameter determines the amount of char to concatenate
//this step breaks it down into individual letters and assign it to letter
if (letter.CompareTo("a") >= 0 && letter.CompareTo("z") <= 0) //method instance ** Clarify this part from StackOverflow
{
r += letter;
}
}
//Program
for (int i = 0; i < r.Length; i++)
{
if (r[n - 1 - i] != r[i])
{ //if
check = false;
}
}
if (check != false)
{
Console.WriteLine($"{s} is a Palindrome.");
}
else
{
Console.WriteLine($"{s} is not a Palindrome.");
}
//more elegant code
//public static boolean Palindrom(char[] word)
//{
// int i1 = 0;
// int i2 = word.length - 1;
// while (i2 > i1)
// {
// if (word[i1] != word[i2])
// {
// return false;
// }
// ++i1;
// --i2;
// }
// return true;
//}
}
public static void Ex37() //Title Cases
{
string temp;
string result = "";
string s = ISSConsole.ReadString("Please insert your sentence: ");
string[] a = s.Split(' ');
for (int i = 0; i < a.Length; i++)
{
temp = a[i].Substring(0, 1).ToUpper();
a[i] = temp + a[i].Substring(1, a[i].Length - 1);
result += a[i] + " ";
}
Console.WriteLine(result);
}
static void Main(string[] args)
{
Console.WriteLine("Enter your name");
string username = ISSConsole.ReadString();
Console.WriteLine("Enter your gender as M or F");
char gender = ISSConsole.ReadChar();
if (gender == 'M')
{
Console.WriteLine("Good morning Mr.{0}", username);
}
else
{
Console.WriteLine("Good morning Ms.{0}", username);
}
}
public static void Ex38()
{
int numA = 0, numE = 0, numI = 0, numO = 0, numU = 0;
string s = ISSConsole.ReadString("Please type a phrase to count it's vowels number: ");
string x = s.ToLower();
int n = s.Length;
for (int i = 0; i < n; i++)
{
if (x[i] == 'a')
{
numA++;
}
if (x[i] == 'e')
{
numE++;
}
if (x[i] == 'i')
{
numI++;
}
if (x[i] == 'o')
{
numO++;
}
if (x[i] == 'u')
{
numU++;
}
}
Console.WriteLine($"Number of vowel A: {numA}");
Console.WriteLine($"Number of vowel E: {numE}");
Console.WriteLine($"Number of vowel I: {numI}");
Console.WriteLine($"Number of vowel O: {numO}");
Console.WriteLine($"Number of vowel U: {numU}");
}
static void enterPosition(char side)
{
bool valid = false;
int i = 0, j = 0;
do
{
bool input_invalid = false;
Console.Write(side + " your turn:");
string move = ISSConsole.ReadString();
switch (move)
{
case "A1":
i = 0;
j = 0;
break;
case "A2":
i = 1;
j = 0;
break;
case "A3":
i = 2;
j = 0;
break;
case "B1":
i = 0;
j = 1;
break;
case "B2":
i = 1;
j = 1;
break;
case "B3":
i = 2;
j = 1;
break;
case "C1":
i = 0;
j = 2;
break;
case "C2":
i = 1;
j = 2;
break;
case "C3":
i = 2;
j = 2;
break;
default:
input_invalid = true;
Console.WriteLine("Please enter a valid input");
break;
}
if (input_invalid == false)
{
if (board[i, j] != ' ')
{
Console.WriteLine("That position is not empty. enter again");
}
else
{
board[i, j] = side;
valid = true;
}
}
} while (valid == false);
}
public static void Ex45()
{
string s1 = ISSConsole.ReadString("Please insert firstWord: ");
string s2 = ISSConsole.ReadString("Please insert word to find in firstWord: ");
}
//Strings and Array (Redo this for Exams) -------------
public static void Ex40()
{
int tempMark;
string tempName;
string[] name = new string[5] {
"John", "Venkat", "Mary", "Victor", "Betty"
};
int[] mark = new int[5] {
63, 29, 75, 82, 55
};
string choose = ISSConsole.ReadString("Please choose report type a/b: ").ToLower();
//SORTING ** IMPORTANT**
//First Report sorts the marks in descending order
//Bubble Sort :D
if (choose == "a")
{
for (int i = 0; i < 4; i++) //creating the first 4 to compare with 5 elements below
{
for (int j = i + 1; j < 5; j++)
{
if (mark[i] < mark[j]) //if mark[i] is less than mark[j], //change sign for ascending
{
tempMark = mark[i]; //tempMark will be assigned the lower element
mark[i] = mark[j]; //Mark[j] which is the larger numer(descending, if ascending just change sign) will be assigned to the first position
mark[j] = tempMark; //mark[i]'s value whihc is stored in tempMark will be assigned to Mark[j];now in second position
tempName = name[i]; //likewise for the names of the students who have been assigned their respective marks
name[i] = name[j]; //can consider two dimensional arrays version later on during revision
name[j] = tempName;
}
}
}
}
else if (choose == "b")
{
for (int i = 0; i < 4; i++)
{
for (int j = i + 1; j < 5; j++)
{
if (name[i].CompareTo(name[j]) == 1) //returns the value 0 if the argument string is equal to this string,
//a value less than 0 if this string is lexicographically less than the
//string argument and a value greater than 0 if this string is lexicographically greater than the string argument.
//To sort by Descending alphabetical order just use -1
{
tempMark = mark[i];
mark[i] = mark[j];
mark[j] = tempMark;
tempName = name[i];
name[i] = name[j];
name[j] = tempName;
}
}
}
}
else
{
Console.WriteLine("Please choose a or b.");
choose = ISSConsole.ReadString();
}
for (int i = 0; i < 5; i++)
{
Console.WriteLine($"{name[i]}\t{mark[i]}");
}
}
