Submission ID Problem Status Score Time Memory Code / Answer files User Submit time
#10824 #2. 視頻推薦 Video Recommendation Accepted 100 2100 ms 37520 K Python 3 / 312 B HKSC2023-362 2023-07-07 17:38:40
n = int(input())  # Number of comments
likes = 0
dislikes = 0
comment=""

for i in range(n):
    comment = input()
    comment = comment.rstrip("\n\r")
    if comment == 'like':
        likes += 1
    elif comment == 'dislike':
        dislikes += 1
        
rating = likes - dislikes
print(rating)
Subtask #1
Accepted
Score: 100
Test case #1
Accepted
Score: 100
Time: 57 ms
Memory: 21556 KiB

Input file

10
dislike
like
dislike
like
dislike
like
like
dislike
like
dislike

Output file

0

Your output

0

System message

Exited with return code 0
Test case #2
Accepted
Score: 100
Time: 61 ms
Memory: 21524 KiB

Input file

10
dislike
dislike
like
dislike
dislike
dislike
dislike
like
dislike
like

Output file

-4

Your output

-4

System message

Exited with return code 0
Test case #3
Accepted
Score: 100
Time: 59 ms
Memory: 21524 KiB

Input file

10
like
like
like
like
like
dislike
like
like
like
like

Output file

8

Your output

8

System message

Exited with return code 0
Test case #4
Accepted
Score: 100
Time: 326 ms
Memory: 37136 KiB

Input file

99993
dislike
dislike
dislike
dislike
dislike
dislike
dislike
dislike
dislike
dislike
dis
<862503 bytes omitted>

Output file

-75099

Your output

-75099

System message

Exited with return code 0
Test case #5
Accepted
Score: 100
Time: 282 ms
Memory: 37516 KiB

Input file

99999
dislike
like
dislike
dislike
like
dislike
dislike
dislike
dislike
like
like
dislik
<824361 bytes omitted>

Output file

-49641

Your output

-49641

System message

Exited with return code 0
Test case #6
Accepted
Score: 100
Time: 258 ms
Memory: 37264 KiB

Input file

99997
like
like
dislike
like
dislike
like
like
like
dislike
like
like
dislike
dislike

<787113 bytes omitted>

Output file

-24819

Your output

-24819

System message

Exited with return code 0
Test case #7
Accepted
Score: 100
Time: 257 ms
Memory: 37004 KiB

Input file

99991
like
dislike
dislike
dislike
dislike
dislike
like
like
dislike
dislike
dislike
dis
<749790 bytes omitted>

Output file

33

Your output

33

System message

Exited with return code 0
Test case #8
Accepted
Score: 100
Time: 281 ms
Memory: 37516 KiB

Input file

99995
like
dislike
dislike
like
like
like
like
dislike
like
like
like
dislike
like
lik
<712221 bytes omitted>

Output file

25099

Your output

25099

System message

Exited with return code 0
Test case #9
Accepted
Score: 100
Time: 272 ms
Memory: 37356 KiB

Input file

99999
like
like
dislike
like
like
like
like
like
like
like
dislike
dislike
like
like

<674469 bytes omitted>

Output file

50287

Your output

50287

System message

Exited with return code 0
Test case #10
Accepted
Score: 100
Time: 247 ms
Memory: 37520 KiB

Input file

100000
like
like
dislike
like
like
dislike
like
like
like
like
dislike
like
like
like
<637720 bytes omitted>

Output file

74792

Your output

74792

System message

Exited with return code 0