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View the Project on GitHub EarthMessenger/icpc-snippet
#include "lib/ds/segtree.hpp"
#pragma once #include "lib/internal.hpp" #include "lib/misc/bitop.hpp" #include "lib/monoid/monoid_trait.hpp" /** * @brief Segment Tree * * @tparam M Monoid */ template <typename M> struct SegmentTree { using S = typename M::S; u32 m; vec<S> t; SegmentTree() {} SegmentTree(u32 n): m(btc(n)), t(m * 2, M::un()) { ; } template <typename I> SegmentTree(u32 n, const I &f): m(btc(n)), t(m * 2, M::un()) { for (u32 i = 0; i < n; i++) t[i + m] = f(i); for (u32 i = m - 1; ~i; i--) t[i] = M::op(t[i * 2], t[i * 2 + 1]); } void set(u32 p, const S &v) { t[p += m] = v; for (p /= 2; p; p /= 2) t[p] = M::op(t[p * 2], t[p * 2 + 1]); } S get(u32 p) { return t[p + m]; } S prod(u32 l, u32 r) { S lans = M::un(), rans = M::un(); for (l += m, r += m; l < r; l /= 2, r /= 2) { if (l & 1) lans = M::op(lans, t[l++]); if (r & 1) rans = M::op(t[--r], rans); } return M::op(lans, rans); } S all_prod() { return t[1]; } };
Traceback (most recent call last): File "/home/runner/.local/lib/python3.10/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode() File "/home/runner/.local/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle bundler.update(path) File "/home/runner/.local/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update self.update(self._resolve(pathlib.Path(included), included_from=path)) File "/home/runner/.local/lib/python3.10/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 312, in update raise BundleErrorAt(path, i + 1, "#pragma once found in a non-first line") onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: lib/internal.hpp: line 4: #pragma once found in a non-first line