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December 23, 2015 18:49
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codeeval
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| puts "enter number" | |
| n=gets.chomp.to_i | |
| p=0 | |
| pp=0 | |
| 2.upto(n) do |i| | |
| 2.upto(i-1) do |j| | |
| p=i%j | |
| break if(p==0) | |
| end | |
| if(p==1) | |
| n2=i.to_s | |
| if(n2==n2.reverse) | |
| pp=n2 | |
| end | |
| end | |
| end | |
| puts pp | |
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| puts "enter a string" | |
| str=gets.chomp | |
| str=str.downcase | |
| puts str |
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