static void Main(string[] args)
{
Numbers num = new Numbers();
Console.WriteLine(num.Sum(4075)); // 16
Console.WriteLine(num.Sum(3)); // 3
Console.WriteLine(num.Sum(999999999)); // 81
Substrings subs = new Substrings();
Console.WriteLine(subs.Calculate("aybabtu", "bab")); // 1
Console.WriteLine(subs.Calculate("aaaaa", "aa")); // 4
Console.WriteLine(subs.Calculate("monkey", "banana")); // 0
Tables t = new Tables();
Console.WriteLine(t.Calculate(new int[] { 1, 2, 3, 2 })); // 18
Console.WriteLine(t.Calculate(new int[] { 5 })); // 5
Console.WriteLine(t.Calculate(new int[] { 4, 2, 9, 1, 9, 2, 5 })); // 323
LuckyNumbers luck = new LuckyNumbers();
Console.WriteLine(luck.Calculate(1, 10)); // 2
Console.WriteLine(luck.Calculate(123, 321)); // 0
Console.WriteLine(luck.Calculate(1, 1000000)); // 126
}
static void Main(string[] args)
{
//Exercrise 4
LuckyNumbers luck = new LuckyNumbers();
Console.WriteLine(luck.Calculate(1, 10)); // 2
Console.WriteLine(luck.Calculate(123, 321)); // 0
Console.WriteLine(luck.Calculate(1, 1000000)); // 126
/* // Exercise 3
* Tables t = new Tables();
* Console.WriteLine(t.Calculate(new int[] { 1, 2, 3, 2 })); // 18
* Console.WriteLine(t.Calculate(new int[] { 5 })); // 5
* Console.WriteLine(t.Calculate(new int[] { 4, 2, 9, 1, 9, 2, 5 })); // 323
*
* // Exercise 2
* Substrings subs = new Substrings();
* Console.WriteLine(subs.Calculate("aybabtu", "bab")); // 1
* Console.WriteLine(subs.Calculate("aaaaa", "aa")); // 4
* Console.WriteLine(subs.Calculate("monkey", "banana")); // 0
*
* // Alla exercise 1
*
* Numbers num = new Numbers();
* Console.WriteLine(num.Sum(4075)); // 16
* Console.WriteLine(num.Sum(3)); // 3
* Console.WriteLine(num.Sum(999999999)); // 81
* Console.WriteLine(num.Sum(1111111111)); // Integerejä ei voi olla enempää kuin */
}
static void Main(string[] args)
{
//Exercise 1
/*Numbers num = new Numbers();
* Console.WriteLine(num.Sum(4075)); // 16
* Console.WriteLine(num.Sum(3)); // 3
* Console.WriteLine(num.Sum(999999999)); // 81*/
//Exercise 2
/*DateTime start = DateTime.Now;
* Substrings subs = new Substrings();
* Console.WriteLine(subs.Calculate("aybabtu", "bab")); // 1
* Console.WriteLine(subs.Calculate("aaaaa", "aa")); // 4
* Console.WriteLine(subs.Calculate("monkey", "banana")); // 0
* DateTime end = DateTime.Now;
* Console.WriteLine("Time this took: " + end.Subtract(start));*/
//Exercise 3
/*Tables t = new Tables();
* Console.WriteLine(t.Calculate(new int[] { 1, 2, 3, 2 })); // 18
* Console.WriteLine(t.Calculate(new int[] { 5, })); // 5
* Console.WriteLine(t.Calculate(new int[] { 4, 2, 9, 1, 9, 2, 5 })); // 323*/
LuckyNumbers luck = new LuckyNumbers();
Console.WriteLine(luck.Calculate(1, 10)); // 2
Console.WriteLine(luck.Calculate(123, 321)); // 0
Console.WriteLine(luck.Calculate(1, 1000000)); // 126
/*int number = 4567;
*
* for (int i = 0; i < number.ToString().Length + 1; i++)
* {
* number = number / 10;
* }
* Console.WriteLine(number);*/
/*int aFirstDigit = 45677;
*
* while (aFirstDigit / 10 > 0) //Until aCopy = the first number of a.
* {
* aFirstDigit = aFirstDigit / 10;
* }
* Console.WriteLine(aFirstDigit);*/
/*int[] array = new int[20];
* int i = 348;
*
* int numberLength = i.ToString().Length; //Saving for length.
*
* for (int j = 0; j <= numberLength; j++) //Loop for adding the individual digits to the array.
* {
* array[j] = i % 10; //Add the last digit of the number to array.
* i = i / 10; //Cut the last digit off the number.
* }
*
* Console.WriteLine(array[1]);*/
/*int a = 120;
* int b = 900;
*
* double answer = 0; //The final amount of full 3, 7, and 3 + 7 numbers.
* int loopStartZeros = 0; //The loop start will vary based on a.
* int loopStart = 0; //The variable for setting up the loop starting point.
* int aFirstDigit = a; //The variable for getting the first digit of a.
* int[] array = new int[b * 2]; //Array for storing individual digits from numbers, so they can be checked if they are 3 or 7.
* int successPoints = 0; //Success points for the digit checking loop.
*
* if (a < 10 && b >= 10)
* {
* for (int i = a; i < 10; i++)
* {
* if (i == 3)
* {
* answer++;
* }
* if (i == 7)
* {
* answer++;
* }
* }
* }
* else if (a <= 3 && b < 7 && b >= 3)
* {
* answer = 1;
* }
* //Console.WriteLine(answer);
*
* while (aFirstDigit / 10 > 0) //Until aCopy = the first number of a.
* {
* aFirstDigit = aFirstDigit / 10;
* }
*
* loopStartZeros = Convert.ToInt32(Math.Pow(10, a.ToString().Length - 1));
* loopStart = loopStartZeros * aFirstDigit; //Loop should now start at f.ex. 300, if a = 353.
* //Console.WriteLine(loopStart);
* //Then starts the main loop, at the minimum of 10.
*
* if (a < 100) //If a is below 100, the loop will start at 10, so loopStart will be reset to 0.
* {
* loopStart = 0;
* }
* //Console.WriteLine(loopStart);
*
* for (int i = loopStart + 10; i < b; i = i + 20) //Adding 20 to the i will skip unnecessary checks, making the iteration 20x faster.
* {
* int number1 = i + 3; //Add 3 to the number to check if all are 3 or 7.
* int number2 = i + 7; //Add 7 to the number to check if all are 7 or 3.
* int number1Stored = i + 3;
* int number2Stored = i + 7;
* int numberLength = number1.ToString().Length; //Saving for length.
* //Console.WriteLine(numberLength);
* //Console.WriteLine(number1);
* //Console.WriteLine(number2);
*
* int index1 = 0;
* while (number1 > 0) //Loop for adding the individual digits to the array.
* {
* array[index1] = number1 % 10; //Add the last digit of the number to array.
* number1 = number1 / 10; //Cut the last digit off the number.
* //Console.WriteLine(array[index1]);
* index1++;
* }
* int index2 = index1;
* while (number2 > 0) //Looping for the second number too.
* {
*
* array[index2] = number2 % 10; //Add the last digit of the number to array. +2 to j so they don't go on top of number1.
* number2 = number2 / 10; //Cut the last digit off the number.
* //Console.WriteLine(array[index2 + numberLength / 2]);
* index2++;
* }
* //Console.WriteLine(array[0]);
* //Console.WriteLine(array[1]);
* //Console.WriteLine(array[2]);
* //Console.WriteLine(array[3]);
* for (int u = 0; u < numberLength * 2; u++) //Check each digit for 3s and 7s for number1. Add success points if 3 or 7.
* {
* //Console.WriteLine(array[u]);
* if (array[u] == 3)
* {
* successPoints++;
* }
* else if (array[u] == 7)
* {
* successPoints++;
* }
* }
* //If successPoints = numberLength * 2, then all were 3s and 7s, so answer + max 2. Check that the numbers are within the range to add.
* //Console.WriteLine(successPoints + ": " + i);
* if (successPoints == numberLength * 2 && number1Stored >= a && number1Stored <= b)
* {
* answer = answer + 0.5;
*
* }
* if (successPoints == numberLength * 2 && number2Stored >= a && number1Stored <= b)
* {
* answer = answer + 0.5;
* }
*
* successPoints = 0;
*
* }
*
* Console.WriteLine(answer);*/
}
