test/cpv_local/geo2d/ins_hps.uva1571.cpp
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|---|---|---|---|
| 1 | // competitive-verifier: LOCALCASE test/cpv_local/_data/uva/1571 | ||
| 2 | |||
| 3 | #include "../../../src/geo2d/ins_hps/lib.hpp" | ||
| 4 | #include "../../../src/io/container/lib.hpp" | ||
| 5 | |||
| 6 | using namespace tifa_libs; | ||
| 7 | using std::cin, std::cout; | ||
| 8 | using data_t = f64; | ||
| 9 | using Point2 = point<data_t>; | ||
| 10 | using Line2 = line<data_t>; | ||
| 11 | using ConvexHull2 = cvh<data_t>; | ||
| 12 | |||
| 13 | 2 | int main() { | |
| 14 | u32 n; | ||
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8 | while ((cin >> n), n) { |
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6 | vec<Point2> vp(n); |
| 17 | 6 | cin >> vp; | |
| 18 | 6 | vec<Line2> vl; | |
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6 | vl.emplace_back(vp.back(), vp.front()); |
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45 | flt_ (u32, i, 0, n - 1) vl.emplace_back(vp[i], vp[i + 1]); |
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6 | ConvexHull2 cvh = ins_hPs(vl); |
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6 | cout << (cvh.reunique().size() > 1) << '\n'; |
| 23 | 6 | } | |
| 24 | 2 | } | |
| 25 |