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April 8, 2014 05:52
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Week 1, Day 1 HW
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| #TEMPERATURE CONVERTER | |
| puts "Type 1 to convert from Celsius to Fahrenheit" | |
| puts "Type 2 to convert from Fahrenheit to Celsius" | |
| convertor = gets.chomp | |
| if convertor == "1" | |
| puts "Enter temperature in Celsius: " | |
| temp1 = gets.chomp.to_i | |
| temp1 = ((temp1 * 9) / 5) + 32 | |
| puts "The temperature in Fahrenheit is: #{temp1}" | |
| elsif convertor == "2" | |
| puts "Enter temperature in Fahrenheit: " | |
| temp2 = gets.chomp.to_i | |
| temp2 = ((temp2 - 32) * 5) / 9 | |
| puts "The temperature in Celsius is: #{temp2}" | |
| end | |
| ########################################################### | |
| #GUESSING GAME | |
| i = rand(1..100) | |
| puts "Guess a number between 1 and 100: " | |
| tries = 0 | |
| guess = gets.chomp.to_i | |
| until i == guess | |
| if i > guess | |
| puts "The number is higher than #{guess}. Guess again: " | |
| elsif i < guess | |
| puts "The number is lower than #{guess}. Guess again: " | |
| else i == guess | |
| puts "You guessed it in #{tries + 1} tries!" | |
| end | |
| guess = gets.chomp.to_i | |
| tries += 1 | |
| end | |
| puts "Congrats! You guessed it in #{tries + 1}!" | |
| ######################################################### | |
| #SIMPLE ASCII ART | |
| puts "How many rows do you want your pyramid to have? (up to 100) " | |
| n = gets.chomp.to_i | |
| rows = 0 | |
| stars = 1 | |
| spaces = (100 - stars) / 2 | |
| until n == rows | |
| puts (" " * spaces) + ("*" * stars) | |
| stars += 2 | |
| spaces -= 1 | |
| rows += 1 | |
| end | |
| ######################################################### | |
| # REVERSE A STRING, IN PLACE, without using .reverse (use loops!) | |
| puts "Enter a string: " | |
| string = gets.chomp | |
| loop = string.length | |
| word = '' | |
| while loop > 0 | |
| loop -= 1 | |
| word += string[loop] | |
| end | |
| puts word | |
| ######################################################### | |
| # MULTIPLICATION TABLE | |
| # 9 x 9 multiplication table, with even spacing | |
| puts "A multiplication table: " | |
| puts | |
| for row_number in 1..9 | |
| line = "#{row_number}| " | |
| for column_number in 1..9 | |
| line += "#{row_number * column_number}\t" | |
| end | |
| puts line | |
| end | |
| #this explains it! http://ruby.bastardsbook.com/chapters/loops/ |
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