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The Priest Mathematician

›ฌธณดธฐ
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ธธฐ„:C(A,B,C), „ณตฅ :†’Œ(‚ฎŒ,ณดํ†ต,†’Œ),  ˆฒจ:2(1~4)

About ThePriestMathematician

"ํ•˜…ธด˜ ํƒ‘(Tower of Hanoi)" ํฆ— €ํ•œ ณ Œ€ ‹ ํ™”Š” ดž˜ •Œ ค ธ žˆ‹ค. ตœ ฐํ˜€„  „„— ˜ํ•˜ฉด, ธŒํงˆ‚˜ ˆ˜„‚ฌ“คด 64ฐœ˜ ›ฐ˜„ ํ•œ ชฝ —„œ ‹คฅธ ชฝ œกœ ˜ฎธฐŠ” ฐ –งˆ‚˜ ˜คž˜ ฆฌŠ”€ •Œ•„‚ดณ  ‚˜„œŠ” ”  ฅดฒŒ ˜ฎธฐŠ” ฐฉฒ•„ ฐพ•„‚ดžŠ” ฒฐก „ ‚ด ธ‹ค. ‹คŒ ทธ€ ด „ฐœธ ํ•˜…ธด˜ ํƒ‘ด‹ค.
http://online-judge.uva.es/p/v102/p10254b.jpg
‚ฌ›— žˆŠ” ˆ˜„‚ฌ ค‘ ํ•œ ช…ด ™ฃŒ ˆ˜„‚ฌ—ฒŒ „ ํ•˜‚˜งŒ ถ”€ํ•˜ฉด 1ดˆ— ›ฐ˜„ ํ•˜‚˜”ฉ ˜ฎธด‹คณ  ํ•  •Œ ํ•œ ‚˜ ˆดฉด ชจ“  ›ฐ˜„ ˜ฎธธ ˆ˜ žˆ„ ฒƒดณ  •Œ ค—ˆ‹ค. ทธ€  œ•ˆํ•œ ฐฉฒ•€ ‹คŒ ฐ™‹ค.
{{|
1. งจ œ„— žˆŠ” ›ฐ˜(งจ œ„— žˆŠ” kฐœ˜ ›ฐ˜)„ ‹คฅธ œกœ ˜ฎธด‹ค.
2. ด „ฐœ žˆŠ” ฒฝšฐ— “ฐŠ” ฐฉฒ•„ ทธŒ€กœ  šฉํ•ด„œ ‚˜จธ€ n-kฐœ˜ ›ฐ˜( „ฒด ›ฐ˜˜ ฐœˆ˜ nฐœณ  € •)„ ชฉํ‘œ € œกœ ˜ฎธด‹ค.
3. งˆ€ง‰œกœ „ฐœ˜ „ ดšฉํ•ด„œ งจ œ„— žˆ˜ kฐœ˜ ›ฐ˜„ ตœข… ชฉ €กœ ˜ฎธด‹ค.
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ด™ ํšŸˆ˜ ตœ†Œํ™”ํ•  ˆ˜ žˆŠ” kฐ’„ „‚ฐํ•œ ‹คŒ 18,433ฒˆงŒ ˜ฎธฐฉด œ‹คŠ” ฒฐก „ ‚ด ธ‹ค. ”ฐ„œ ด „ฐœงŒ žˆ„ •ŒŠ” 5ฒœ–ต…„ด ฆด „ จ ํ•˜‚˜งŒ ถ”€ํ•˜ฉด 5‹œ„ 7„ 13ดˆงŒ— ํ•  ˆ˜ žˆ‹คŠ” ฒƒ„ •Œ•„ƒˆ‹ค.

ทธ ˜ฆฌํ•œ ˆ˜„‚ฌ€  œ•ˆํ•œ „ฐœ˜ „ ‚ฌšฉํ•˜Š” ฐฉฒ•œกœ ›ฐ˜„ ˜ฎธฐŠ” ํšŸˆ˜ „‚ฐํ•˜ž. ›ฐ˜€ ํ•œ ฒˆ— ํ•˜‚˜”ฉงŒ ˜ฎธธ ˆ˜ žˆœฉฐ ํฐ ›ฐ˜„ ž‘€ ›ฐ˜ œ„— †“„ ˆ˜Š” —†‹ค. ด™ ํšŸˆ˜ ตฌํ•˜ คฉด  € ›ฐ˜ ด™ ํšŸˆ˜ ตœ†Œํ™”‹œํ‚ฌ ˆ˜ žˆŠ” kฐ’„ ตฌํ•ด• ํ•œ‹ค.

Input

ž… ฅ ํŒŒ€ —ฌŸฌ „กœ ตฌ„œ‹ค. ฐ „—Š” 0 ดƒ 10,000 ดํ•˜˜  •ˆ˜ Nด “ค–ดžˆœฉฐ, ด ฐ’€ ˜ฎฒจ• ํ•  ›ฐ˜˜ ฐœˆ˜ ‚˜ํƒ€‚ธ‹ค. ํŒŒ  ฌธž€ “ค–ด˜คฉด ž… ฅด ข…ฃŒœ‹ค.

Output

ž… ฅœ ฐ „— Œ€ํ•ด Nฐœ˜ ›ฐ˜„ ตœข… œ„˜กœ ˜ฎธฐŠ” ฐ ํ•„š”ํ•œ ด™ ํšŸˆ˜ ถœ ฅํ•œ‹ค.

Sample Input

{{| 1
2
28
64 |}}

Sample Output

{{| 1
3
769
18433 |}}

ํ’€ด

ž‘„ž ‚ฌšฉ–ธ–ด ฐœฐœ‹œ„ ฝ”“œ
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