1249 . 光通訊

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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

Tags

npsc npsc-junior npsc-2015

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

69
===.=...=.===.===.=...=.=.=...===.=.===.=.......===.===.=...===.===.=

Sample Output 1

NPSC GG

Sample Input 2

57
=.===...===.=.=.=...===.=.===.=...===.=.=...=...=.=.===.=

Sample Output 2

ABCDEF

Sample Input 3

53
===.===.=...=.=.=.=...=.=...=.===.===.===...===.=.===

Sample Output 3

GHIJK

Sample Input 4

55
=.===.=.=...===.===...===.=...===.===.===...=.===.===.=

Sample Output 4

LMNOP

Sample Input 5

47
===.===.=.===...=.===.=...=.=.=...===...=.=.===

Sample Output 5

QRSTU

Sample Input 6

65
=.=.=.===...=.===.===...===.=.=.===...===.=.===.===...===.===.=.=

Sample Output 6

VWXYZ

Hints

Problem Source

NPSC 2015 國中組決賽 pG

Subtasks

No. Testdata Range Constraints Score
1 0~5 範例測資 0
2 0~21 無額外限制 100

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 2000 1048576 1048576 1 2
1 2000 1048576 1048576 1 2
2 2000 1048576 1048576 1 2
3 2000 1048576 1048576 1 2
4 2000 1048576 1048576 1 2
5 2000 1048576 1048576 1 2
6 2000 1048576 1048576 2
7 2000 1048576 1048576 2
8 2000 1048576 1048576 2
9 2000 1048576 1048576 2
10 2000 1048576 1048576 2
11 2000 1048576 1048576 2
12 2000 1048576 1048576 2
13 2000 1048576 1048576 2
14 2000 1048576 1048576 2
15 2000 1048576 1048576 2
16 2000 1048576 1048576 2
17 2000 1048576 1048576 2
18 2000 1048576 1048576 2
19 2000 1048576 1048576 2
20 2000 1048576 1048576 2
21 2000 1048576 1048576 2
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