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Hanoi Tower Troubles Again!

›ฌธณดธฐ
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ธธฐ„:B(A,B,C), „ณตฅ :†’Œ(‚ฎŒ,ณดํ†ต,†’Œ),  ˆฒจ:3(1~4)

About HanoiTowerTroublesAgain!

ํ•˜…ธด˜ ํƒ‘ ฌธ œ €ํ˜•‹œํ‚จ ฌธ œ“ค ค‘—„ ํฅกœšด ฌธ œ“คด งŽด žˆ‹ค. ด ฌธ œŠ” Nฐœ˜ ธฐ‘ฅ 1€„ฌดํ•œŒ€Œ€˜  •ˆ˜€  ํ˜€žˆŠ” ณต— €ํ•œ ฌธ œ‹ค. ‘ ณต—  ํžŒ ฒˆํ˜ธ˜ ํ•ฉด ™„ „ œˆ˜(–ด–ค  •ˆ˜  œํ•œ ˆ˜)€ •„‹ˆฉด ทธ ‘ ณต ‚ฌด—Š” „œกœ งž‹ฟ•„žˆ„ ˆ˜ —†„ งŒํ ํฐ ฒ™ ฅด ž‘šฉํ•˜ฒŒ œ‹ค.
http://online-judge.uva.es/p/v102/p10276.jpg
ณต„ ํ•œ ฒˆ— ํ•˜‚˜”ฉ, ฒˆํ˜ธ€ ปค€Š” ˆœ„œกœ ธฐ‘ฅ— šฐŠ” ฒŒž„„ ํ•œ‹ค(ฆ‰ 1ฒˆ„ šฐณ  ‚˜„œ 2ฒˆ„ šฐณ , ทธฆฌณ  ‚˜„œ 3ฒˆ„ šฐณ  ํ•˜Š” ‹œกœ ณต„ ธฐ‘ฅ— ›€). ” ดƒ „œกœ €–ด‚ด€ •Š„ก ณต„ šธ ˆ˜ —†ฒŒ ˜ฉด ฒŒž„ด ‚œ‹ค. ฒŒž„˜ ชฉํ‘œŠ” ตœŒ€ํ•œ งŽ€ ฐœˆ˜˜ ณต„ šฐŠ” ฒƒด‹ค. œ„— žˆŠ” ทธ—Š” ธฐ‘ฅด „ฐœธ ฒฝšฐ— ตœŒ€ํ•œ งŽ€ ณต„ šด ฒฐ€ ‚˜™€ žˆ‹ค.

Input

ฒซฒˆงธ „—Š” ํ…ŒŠคํŠธ €ดŠค˜ ฐœˆ˜ ‚˜ํƒ€‚ดŠ”  •ˆ˜ T(1โ‰คTโ‰ค50)€ ž… ฅœ‹ค. ฐ ํ…ŒŠคํŠธ €ดŠคงˆ‹ค “ธ ˆ˜ žˆŠ” ธฐ‘ฅ˜ ฐœˆ˜ ‚˜ํƒ€‚ดŠ”  •ˆ˜ N(1โ‰คNโ‰ค50)ด ž… ฅœ‹ค.

Output

ฐ ํ…ŒŠคํŠธ €ดŠค— Œ€ํ•ด ธฐ‘ฅ— šธ ˆ˜ žˆŠ” ณต˜ ตœŒ€ ฐœˆ˜ ‚˜ํƒ€‚ดŠ”  •ˆ˜ ถœ ฅํ•œ‹ค. šธˆ˜ žˆŠ” ณต˜ ฐœˆ˜€ ฌดํ•œŒ€ฉด '-1'„ ถœ ฅํ•œ‹ค.

Sample Input

{{| 2
4
25 |}}

Sample Output

{{| 11
337 |}}

ํ’€ด

ž‘„ž ‚ฌšฉ–ธ–ด ฐœฐœ‹œ„ ฝ”“œ
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