3 1 2 10 2 3 20
20 30 30 * The figure below shows the case when headquarters are set up in each of the vertices $1$, $2$ and $3$. * The number on top of an edge denotes the joyfulness of the edge, and the number below an vertex denotes the smallest joyfulness of an edge on the path from the headquarters to that vertex. 
15 6 3 2 13 3 1 1 13 2 7 1 2 8 1 1 2 8 2 2 12 2 5 2 2 2 11 2 10 2 2 10 9 1 9 14 2 4 14 1 11 15 2
16 20 15 14 20 15 16 20 15 20 20 20 16 15 20
19 19 14 48 11 19 23 17 14 30 7 11 15 2 19 15 2 18 21 19 10 43 12 11 25 3 11 4 5 19 50 4 11 19 9 12 29 14 13 3 14 6 12 14 15 14 5 1 6 8 18 13 7 16 14
103 237 71 263 370 193 231 207 299 358 295 299 54 368 220 220 319 237 370
{
"problem": {
"name": "Black Cats Deployment",
"description": {
"content": "Snuke Festival 2017 will be held in a tree with $N$ vertices numbered $1,2, ...,N$. The $i$\\-th edge connects Vertex $a_i$ and $b_i$, and has _joyfulness_ $c_i$. The staff is Snuke and $N-1$ black cat",
"description_type": "Markdown"
},
"platform": "AtCoder",
"limit": {
"time_limit": 2000,
"memory_limit": 262144
},
"difficulty": "None",
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"sign": "asaporo2_e"
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"statements": [
{
"statement_type": "Markdown",
"content": "Snuke Festival 2017 will be held in a tree with $N$ vertices numbered $1,2, ...,N$. The $i$\\-th edge connects Vertex $a_i$ and $b_i$, and has _joyfulness_ $c_i$.\nThe staff is Snuke and $N-1$ black cat...",
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"language": "English"
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