Problem3225--【Div2】csp-j2019P2-公交换乘

3225: 【Div2】csp-j2019P2-公交换乘

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 7Submit Num: 19Statistics

Description







Sample Input Copy 

6
0 10 3
1 5 46
0 12 50
1 3 96
0 5 110
1 6 135

Sample Output Copy 

36

Source/Category

Div2 csp-j 数据结构 模拟 循环 
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