ICPC 2020 vòng Regional - I: Intelligence Exchange

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Points: 1.20
Time limit: 3.0s
Memory limit: 512M
Input: stdin
Output: stdout

Problem source:
ICPC 2020 vòng Regional
Problem type
Allowed languages
C, C++, Go, Java, Kotlin, Pascal, PyPy, Python, Rust, Scratch

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Sample Input 1

5 6
1 3 4 5
1 2 10
2 3 20
1 3 30
4 2 10
2 5 30
4 5 40
5 6
1 3 4 5
1 2 10
2 3 20
1 3 20
4 2 10
2 5 30
4 5 40
3 2
1 3 2 3
1 3 10
2 3 20
0 0

Sample Output 1

1
0
1

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  • -3
    yanwe111  commented on March 30, 2023, 6:47 a.m.

    uoc duoc vote down