1348 . 旅行地圖

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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

Tags

npsc npsc-senior npsc-2011

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

3
8 12
A B
A D
A E
B C
B F
C D
C G
D H
E F
E H
F G
G H
a g
a h
a i
b g
b h
b j
c g
c i
c j
d h
d i
d j
4 3
A B
B C
C D
a b
a c
a d
3 1
A E
c d

Sample Output 1

yes
no
yes

Hints

Problem Source

NPSC 2011 高中組初賽 pA

Subtasks

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

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 5000 1048576 1048576 1 2
1 5000 1048576 1048576 2
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