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Palindrome Algorithms Ideas
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| n = "99" | |
| s = n.length() | |
| println s%2==0 ? "${n[0..(s/2-1)]} ${n[s/2..-1]}" : "${n[0..(s/2-1)]} ${n[s.intdiv(2)]} ${n[s/2+1..-1]}" | |
| println s%2==0 ? "${n[0..(s/2-1)] == n[s/2..-1]}" : "${n[0..(s/2-1)] == n[s/2+1..-1]}" | |
| println s%2==0 ? n[0..(s/2-1)] == n[s/2..-1] : n[0..(s/2-1)] == n[s/2+1..-1] |
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| a = b = 100 | |
| def isPl(n){s=n.length(); return s%2==0 ? n[0..(s/2-1)] == n[s/2..-1] : n[0..(s/2-1)] == n[s/2+1..-1] } | |
| def calc(a,b){ | |
| if(a<=9 || b<=9){ | |
| return false | |
| } | |
| println "a: $a and b: $b = ${ a*b } is palindrome (${ isPl((a*b).toString()) } )" | |
| b>=a ? calc(a, --b) : calc(--a, b) | |
| } | |
| calc(a,b) |
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