ruby_백준_스텝 1 간단한 문제들

https://www.acmicpc.net/step/1

https://www.acmicpc.net/problem/2557

# Hello World! 출력하는 문제
puts  ('Hello World!')

https://www.acmicpc.net/problem/10718

  def Q_10718()
    puts  ('강한친구 대한육군')
    puts  ('강한친구 대한육군')
  end

Q_10718()

https://www.acmicpc.net/problem/1000

def Q_1000()
  str = gets.chomp
  arr = str.split(" ")
  numA = arr[0].to_i
  numB = arr[1].to_i
  puts numA + numB
end

Q_1000()

https://www.acmicpc.net/problem/1001

def Q_1001()
  str = gets.chomp
  arr = str.split(" ")
  numA = arr[0].to_i
  numB = arr[1].to_i
  puts numA - numB
end
Q_1001()

https://www.acmicpc.net/problem/10998

def Q_10998()
  str = gets.chomp
  arr = str.split(" ")
  numA = arr[0].to_i
  numB = arr[1].to_i
  puts numA * numB
end
Q_10998()

https://www.acmicpc.net/problem/1008

def Q_1008()
  str = gets.chomp
  arr = str.split(" ")
  numA = arr[0].to_f
  numB = arr[1].to_f
  puts numA / numB
end
Q_1008()

https://www.acmicpc.net/problem/1008

def Q_10869()
  str = gets.chomp
  arr = str.split(" ")
  numA = arr[0].to_i
  numB = arr[1].to_i
  puts numA + numB
  puts numA - numB
  puts numA * numB
  puts numA / numB
  puts numA % numB
end
Q_10869()

https://www.acmicpc.net/problem/10926

def Q_10926()
  str = gets.chomp
  str += "??!"
  puts str
end

Q_10926()

https://www.acmicpc.net/problem/18108

def Q_18108()
  inNum = gets.chomp.to_i
  numA = inNum - 543
  puts numA
end

Q_18108()