test/cpv/aizu-grl/grl_1_a.cpp
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|---|---|---|---|
| 1 | // competitive-verifier: PROBLEM https://onlinejudge.u-aizu.ac.jp/courses/library/5/GRL/all/GRL_1_A | ||
| 2 | #include "../../../src/graph/ds/alist/lib.hpp" | ||
| 3 | #include "../../../src/graph/sp/dijkstra/lib.hpp" | ||
| 4 | |||
| 5 | using namespace tifa_libs; | ||
| 6 | 34 | int main() { | |
| 7 |
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34 | std::cin.tie(nullptr)->std::ios::sync_with_stdio(false); |
| 8 | u32 n, m, r; | ||
| 9 |
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34 | std::cin >> n >> m >> r; |
| 10 | 34 | alist<u32> g(n); | |
| 11 |
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1064047 | for (u32 i = 0, u, v, w; i < m; ++i) { |
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1064013 | std::cin >> u >> v >> w; |
| 13 | 1064013 | g.add_arc(u, v, w); | |
| 14 | } | ||
| 15 | 34 | CEXP u32 INF = inf_v<u32>; | |
| 16 | 34 | auto d = dijkstra(g, r, fn_0, INF); | |
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406941 | for (u32 i : d) |
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406907 | if (i == INF) std::cout << "INF\n"; |
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404700 | else std::cout << i << '\n'; |
| 20 | 34 | return 0; | |
| 21 | 34 | } | |
| 22 |