code stringlengths 3 6.57k |
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Exception("found negative cycle.") |
bfs01(self, src=0) |
deque([src]) |
q.popleft() |
items() |
q.append(v) |
q.appendleft(v) |
find_ancestors(self) |
range(max(self.depth) |
bit_length() |
ancestors.append([ancestors[-1][u] for u in ancestors[-1]]) |
find_dist(self, u, v) |
self.__find_lca(u, v) |
__find_lca(self, u, v) |
range(d.bit_length() |
du.bit_length() |
init_dsu(self) |
union (union-find) |
list(range(n) |
find(self, u) |
self.find(self.parent[u]) |
unite(self, u, v) |
self.find(u) |
self.find(v) |
max(self.rank[u], self.rank[v] + 1) |
same(self, u, v) |
self.find(u) |
self.find(v) |
scc(self) |
self.__class__(n) |
range(n) |
gg.add_edge(v, u) |
dfs(u) |
dfs(v) |
q.append(u) |
rev_dfs(u, r) |
rev_dfs(v, r) |
range(n) |
dfs(u) |
rev_dfs(u, r) |
kruskal(self) |
self.__class__(n) |
uf.init_dsu() |
range(n) |
items() |
self.__class__(n) |
uf.same(u, v) |
uf.unite(u, v) |
g.add_edge(u, v, weight=w) |
prim(self, src=0, return_parent=False) |
self.__class__(n) |
heappop(q) |
g.add_edge(w, u, weight=d) |
items() |
heappush(q, (e.weight, (u, v) |
boruvka(self) |
self.__class__(n) |
uf.init_dsu() |
self.__class__(n) |
dfs(u) |
return (inf, (None, None) |
items() |
uf.same(u, v) |
cand.append(dfs(v) |
cand.append((e.weight, (u, v) |
sorted(cand) |
len(set(uf.parent) |
range(n) |
edges.append(dfs(u) |
uf.same(u, v) |
g.add_edge(u, v, weight=w) |
uf.unite(u, v) |
range(n) |
uf.find(u) |
tsp(self) |
triangle_area(p0, p1, p2, signed=False) |
abs(x1 * y2 - x2 * y1) |
intersect(cls, seg1, seg2) |
cls.triangle_area(p1, p2, p3, signed=True) |
cls.triangle_area(p1, p2, p4, signed=True) |
cls.triangle_area(p3, p4, p1, signed=True) |
cls.triangle_area(p3, p4, p2, signed=True) |
return (t1 * t2 < 0) |
cumxor(a) |
reduce(xor, a, 0) |
cumor(a) |
reduce(or_, a, 0) |
bit_count(n) |
a() |
map(int, sys.stdin.read() |
split() |
print(h1 - h2) |
d() |
to_minuites(x) |
divmod(x, 100) |
to_hmform(x) |
divmod(x, 60) |
int(sys.stdin.readline() |
rstrip() |
range(n) |
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