Submission ID Problem Status Score Time Memory Code / Answer files User Submit time
#10811 #2. 視頻推薦 Video Recommendation Accepted 100 249 ms 364 K C++ 11 / 259 B HKSC2023-296 2023-07-07 17:15:45
Show orginal code
#include <iostream>
using namespace std;
int n, like, dislike;
string temp;

int main() {
    cin >> n;
    for (int i = 0; i < n; i++) {
        cin >> temp;
        if (temp == "like")
            like++;
        else if (temp == "dislike")
            dislike++;
    }
    cout << (like - dislike);
    return 0;
}
Subtask #1
Accepted
Score: 100
Test case #1
Accepted
Score: 100
Time: 7 ms
Memory: 248 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: 7 ms
Memory: 252 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: 8 ms
Memory: 244 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: 33 ms
Memory: 244 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: 33 ms
Memory: 252 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: 31 ms
Memory: 252 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: 42 ms
Memory: 364 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: 31 ms
Memory: 248 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: 29 ms
Memory: 252 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: 28 ms
Memory: 248 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