test/cpv/library-checker-datastructure/unionfind.cpp
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|---|---|---|---|
| 1 | // competitive-verifier: PROBLEM https://judge.yosupo.jp/problem/unionfind | ||
| 2 | #include "../../../src/ds/dsu/basic/lib.hpp" | ||
| 3 | |||
| 4 | using namespace tifa_libs; | ||
| 5 | 18 | int main() { | |
| 6 |
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18 | std::cin.tie(nullptr)->std::ios::sync_with_stdio(false); |
| 7 | u32 n, q; | ||
| 8 |
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18 | std::cin >> n >> q; |
| 9 | 18 | dsu_basic dsu(n + 1); | |
| 10 |
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2448354 | flt_ (u32, i, 1, q + 1) { |
| 11 | u32 t, u, v; | ||
| 12 |
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2448336 | std::cin >> t >> u >> v; |
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2448336 | if (t == 0) |
| 14 | 1491371 | dsu.merge(u, v); | |
| 15 | else | ||
| 16 |
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956965 | std::cout << dsu.same(u, v) << '\n'; |
| 17 | } | ||
| 18 | 18 | return 0; | |
| 19 | 18 | } | |
| 20 |