#F. C++-字符串-车牌统计

    Type: Default 1000ms 256MiB

C++-字符串-车牌统计

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Background

Description

车牌统计。 小匠喜欢研究数字,他收集了N块车牌,想研究数字0~9中某两个数字相邻出现使用在车牌上的次数。比如:68出现在100块车牌上、51出现在0块车牌上。 image

Format

Input

Output

Samples

10
47306
57403
13606
60186
900HA
B5807
11451
14514
99999
90603
00:1
01:1
03:2
06:3
07:1
11:1
13:1
14:2
18:1
30:1
36:1
40:1
45:2
47:1
51:2
57:1
58:1
60:3
73:1
74:1
80:1
86:1
90:2
99:1

Limitation

1s, 1024KiB for each test case.

字符串

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
9
Start at
2024-4-30 0:00
End at
2024-5-12 12:00
Duration
300 hour(s)
Host
Partic.
6