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Immediate Decodability


About ImmediateDecodability

ธฐํ˜ธ˜ ฝ”“œ€ ‹คฅธ ธฐํ˜ธ˜ •ž€„— กดžฌํ•˜€ •Šœฉด, ธฐํ˜ธ˜ ง‘ํ•ฉ„ •”ํ˜ธํ™”ํ•˜Š” ฒƒ€ ง ‘ ํ•ด… €Šฅํ•˜‹ค. ชจ“  ฝ”“œŠ” ด„ ฝ”“œดณ , ํ•œ ฝ”“œ ง‘ํ•ฉ—„œŠ” ™ํ•œ ฝ”“œ€ กดžฌํ•˜€ •Šœฉฐ, ฐ ฝ”“œŠ”  –ด„ 1ฐœ ดƒ˜ „ํŠธ™€ 10ฐœ ดํ•˜˜ ฝ”“œ ฐ–Š”‹ค. ฐ ง‘ํ•ฉ€  –ด„ 2ฐœ ดƒ, 8ฐœ ดํ•˜˜ ฝ”“œ ฐ–Š”‹ค.

ธฐํ˜ธ {A,B,C,D} ฐ–Š” •ŒํŒŒฒณด žˆ‹คณ  € •ํ•˜ž.

‹คŒ ฝ”“œŠ” ง ‘ ํ•ด… €Šฅ„ด กดžฌํ•œ‹ค.
A:01 B:10 C:0010 D:0000
ทธŸฌ‚˜ ‹คŒ ฝ”“œŠ” ทธ ‡€ •Š‹ค.
A:01 B:10 C:010 D:0000 (A€ C˜ •ž€„— กดžฌํ•œ‹ค)

Input

ํŒŒ—„œ —ฐ†œ ฐดํ„ ทธ ํ˜•ํƒœกœ ž… ฅ„ ฐ›•„“คธ‹ค. ทธ˜ ฐ ฐดํ„Š” ธฐํ˜ธšฉ ด„ ฝ”“œ ‚˜ํƒ€‚ดŠ” 0 1˜ ง‘ํ•ฉœกœ ตฌ„œ‹ค. ฐ ทธ€ ‹จ ˆซž 9กœ ตฌ„œ‹ค. ตฌ„ ˆซžธ 9Š” ทธ— †ํ•˜€ •ŠŠ”‹ค.

ฐ ทธ€ ‹คฅธ ทธ ”ฐกœ ฒ˜ฆฌํ•ด• ํ•œ‹ค. ํ•œ ทธ˜ ฝ”“œ€ ‹คฅธ ทธ˜ ฝ”“œ™€Š” —ฐ€ํ•ด„œ ฒ˜ฆฌํ•˜€ •ŠŠ”‹ค. ฆ‰, ฐ ทธ€ ”ฐกœ”ฐกœ ฒ˜ฆฌํ•ด• ํ•œ‹ค.

Output

ฐ ทธ—„œ ํ”„กœทธžจ€ ทธ˜ ฝ”“œ“คด ง ‘ ํ•ด… €Šฅ„ด žˆŠ”€ ฒฐ •ํ•˜ณ , –ด„ ทธ ฒˆํ˜ธ™€ ทธ˜ ง ‘ ํ•ด… €Šฅ„ —ฌ€ ํ•œ „”ฉ ถœ ฅํ•œ‹ค.

ž… ฅ ˜ˆ œŠ” œ„˜ ˜ˆกœ „ช…˜—ˆ‹ค.

Sample Input

~cpp 
01
10
0010
0000
9
01
10
010
0000
9

Sample Output

~cpp 
Set 1 is immediately decodable
Set 2 is not immediately decodable

ํ’€ด

ž‘„ž ‚ฌšฉ–ธ–ด ฐœฐœ‹œ„ ฝ”“œ
ฌธณดฐฝ C++ ? ImmediateDecodability/ฌธณดฐฝ
€ํšŒ˜ C++ ? ImmediateDecodability/€ํšŒ˜

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