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Update graph/edmonds-karp.cc 

Signed-off-by: subcrip <contact@subc.rip>
This commit is contained in:
subcrip 2024-05-19 13:08:08 +08:00
parent 73ff175bfa
commit aa03bfe96c
1 changed files with 4 additions and 3 deletions
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graph/edmonds-karp.cc
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@ -4,15 +4,16 @@ struct edmonds_karp {
ll cap;
ll flow;
pair<int, int> rev;
bool mark;
};
vector<vector<edge>> edges;
edmonds_karp(int n) : edges(n + 1) {}
void add_edge(int from, int to, ll cap) {
edges[from].push_back({to, cap, 0, make_pair(to, int(edges[to].size()))});
edges[to].push_back({from, 0, 0, make_pair(from, int(edges[from].size() - 1))});
void add_edge(int from, int to, ll cap, bool mark = false) {
edges[from].push_back({to, cap, 0, make_pair(to, int(edges[to].size())), mark});
edges[to].push_back({from, 0, 0, make_pair(from, int(edges[from].size() - 1)), mark});
}
ll run(int s, int t) {