test/cpv/library-checker-datastructure/unionfind_with_potential.mintd-md.cpp
| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #define AUTO_GENERATED | ||
| 2 | // competitive-verifier: PROBLEM https://judge.yosupo.jp/problem/unionfind_with_potential | ||
| 3 | #include "../../../src/ds/dsu/w/lib.hpp" | ||
| 4 | |||
| 5 | using namespace tifa_libs; | ||
| 6 | CEXP u32 MOD = 998244353; | ||
| 7 | |||
| 8 | #include "../../../src/math/ds/mint/md/lib.hpp" | ||
| 9 | |||
| 10 | using namespace tifa_libs; | ||
| 11 | using mint = mint_md<__LINE__>; | ||
| 12 | |||
| 13 | 18 | int main() { | |
| 14 | 18 | mint::set_mod(MOD); | |
| 15 |
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18 | std::cin.tie(nullptr)->std::ios::sync_with_stdio(false); |
| 16 | u32 n, q; | ||
| 17 |
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18 | std::cin >> n >> q; |
| 18 | 18 | tifa_libs::dsu_weighted<mint> dsu(n); | |
| 19 |
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2448357 | flt_ (u32, i, 0, q) { |
| 20 | u32 op, u, v; | ||
| 21 |
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2448339 | std::cin >> op >> u >> v; |
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2448339 | if (op) { |
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956555 | if (!dsu.same(u, v)) std::cout << "-1\n"; |
| 24 |
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290050 | else std::cout << dsu.diff(u, v) << '\n'; |
| 25 | } else { | ||
| 26 | i64 k; | ||
| 27 |
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1491784 | std::cin >> k; |
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1491784 | std::cout << dsu.merge(u, v, k) << '\n'; |
| 29 | } | ||
| 30 | } | ||
| 31 | 18 | return 0; | |
| 32 | 18 | } | |
| 33 |