ICPC 2019 vòng Regional: Bài H
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Points:
0.60
Time limit:
1.0s
Memory limit:
512M
Input:
stdin
Output:
stdout
Author:
Problem type
Allowed languages
C, C++, Java, Kotlin, Pascal, PyPy, Python, Scratch
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Sample Input 1
2 2
1 1
1 1
1 1
1 1
Sample Output 1
2
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