IDI Open 2026
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[&](auto& self, i64 i) -> void { vis[i] = 1; f(i); for (i64 n : adj[i]) if (!vis[n]) self(self, n); };
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IDI Open 2026
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Start
2026-03-14 11:00 CET
End
2026-03-14 16:00 CET
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IDI Open 2026
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Team [&](auto& self, i64 i) -> void { vis[i] = 1; f(i); for (i64 n : adj[i]) if (!vis[n]) self(self, n); };
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IDI Open 2026
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