Problem3429--【Div2】abc408e - Minimum OR Path

3429: 【Div2】abc408e - Minimum OR Path

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 2Submit Num: 2Statistics

Description




Sample Input Copy 

4 5
1 2 1
1 3 4
2 3 2
2 4 4
3 4 3

Sample Output Copy 

3

Source/Category

Div2 图论 二进制 位运算 并查集 bfs 
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