0_0_30235784_1650.cpp: In function 'void solve(int, int)':
0_0_30235784_1650.cpp:40:27: error: expected primary-expression before '.' token
int v=edge[i].v;.
^
0_0_30235784_1650.cpp:42:11: error: expected unqualified-id before 'if'
if (v==fa||visit[v]) continue;
^
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