Flow Control Learn programming C# Sharp

 C# Sharp exercises

 19 Positive and negative
Write a C# program to get a number and answer whether it is positive or negative....
 11 Multiply if not zero
Write a C# program to ask the user for a number; if it is not zero, then it will ask for a second number and display their value; otherwise, it will d...
 11 Divide if not zero
Write a C# program to ask the user for two numbers, and show their division if the second number is not zero; otherwise, it will display "I cannot div...
 10 Divide if not zero (Using else)
Create a version of the previous program, using "else"...
 11 Greatest of three numbers
Write a C# program to get three numbers from the user and display the greatest one....
 17 Repeat until 0
Create a C# program to ask the user for a number "x" and display 10*x. It must repeat until the user enters 0 (using "while")....
 10 Repeat until 0 (Use Do While)
Create a C# program to ask the user for a number "x" and display 10*x. It must repeat until the user enters 0 (using "do-while")....
 12 While + Counter
Create a C# program to display the numbers 1 to 10 on screen, using "while"....
 6 Multiplication table (use while)
Write a C# program to ask the user for a number and display its multiplication table, using a "while"...
 8 Odd numbers descending
Create a C# program to display on the screen the odd numbers from 15 to 7 (downwards), using "while"...
 7 Sum numbers
Write a C# program to ask the user for an undetermined amount of numbers (until 0 is entered) and display their sum, as follows: Number? 5 Total =...
 7 Two negative numbers
Create a C# program to accept two numbers from the user and answer if both are negative or not....
 10 One or two negative numbers
Create a C# program to accept two numbers from the user and answer if both are negative, if only one is, or if none of them is....
 7 Multiples
Create a C# program to write on screen the numbers from 1 to 500 that are multiples of 3 and also multiples of 5 (hint: use the remainder of the divis...
 9 Number repeated
Write a C# program which asks for a number and an amount, and shows that number repeated as many times as the user has indicated, as in the following ...
 8 Password
Write a C# program to ask the user for his/her login and his/her password (both must be integer numbers) and repeat it as many times as necessary, unt...
 12 Password V2
Write a C# program to ask the user for his/her login and his/her password (both must be integer numbers), until the entered login is "12" and the pass...
 10 Many divisions
Write a C# program to ask the user for two numbers and show their division and the remainder of the division. It will warn if 0 is entered as second n...
 11 Several multiplication tables, (use do while)
Display the multiplication tables from 2 to 6, using nested "do...while"....
 9 Square
Write a C# program which asks for a number and a width, and displays a square of that width, using that number for the inner symbol, as in this exampl...
 14 Break & continue
Create a C# program to write the even numbers from 10 to 20, both included, except 16, in 3 different ways: - Incrementing 2 in each step (use "con...
 13 Rectangle V2
Write a C# program which asks for a number, a width and a height and displays a rectangle of that width and that height, using that number for the inn...
 10 Repetitive structures
Create a C# program to ask the user for two numbers and display the numbers between them (both included), three times: using "for", using "while" and ...
 11 Digits in a number
Create a C# program to calculate how many digits has a positive integer (hint: it can be done by dividing by 10 several times). If the user enters a n...
 8 Hollow square
Write a program which asks for a symbol, a width and displays a hollow square of that width, using that number for the outer symbol, as in this exampl...
 7 Product
Create a C# program which asks the user for two integer numbers and displays their multiplication, but not using "*". You must use consecutive sums. (...
 9 Absolute value
Write a C# program to calculate (and display) the absolute value of a number x: if the number is positive, its absolute value is exactly the number x;...
 10 Hollow rectangle
Write a program which asks for a symbol, a width and a height and displays a hollow rectangle of that width and that height, using that number for the...
 12 Statistics
Exercise 2.29: Statistics Objetive: Write a program to compute several basic statistical operations: it will accept numbers from the user and sho...
 9 Switch
Create a program in C# to display the "text mark" corresponding to a certain "numeric mark", using the following equivalence: 9.10 = Outstanding 7...
 10 Conditional operator, positive & smaller
Create a C# program which asks the user for two numbers and answers, using the conditional operator (?), the following: - If the first number is po...
 9 Prime number
Write a C# program which asks the user for an integer number and answers if it is a prime number or not....
 16 Give change
Create a C# program to return the change of a purchase, using coins (or bills) as large as possible. Assume we have an unlimited amount of coins (or b...
 11 Exceptions
Create a C# program to ask the user for two numbers and display their division. Errors must be trapped using "try..catch"....