# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
229844 | 2020-05-06T19:34:23 Z | frodakcin | Editor (BOI15_edi) | C++11 | 391 ms | 29816 KB |
#include <cstdio> #include <vector> #include <set> #include <cassert> #include <algorithm> struct upd { public: int t, l; bool operator < (upd o) const {return l > o.l || !(o.l > l) && t < o.t;} }; const int MN = 3e5 + 100; int N, a[MN], f[MN], B; upd b[MN]; std::set<int> c, h; bool d[MN], g[MN]; std::vector<int> e[MN]; void dfs(int n, int v) { f[n] = v; for(int x:e[n]) dfs(x, v); } int main(void) { scanf("%d", &N); for(int i=1;i<=N;++i) scanf("%d", a+i); for(int i=1;i<=N;++i) { if(a[i]<0) b[B++] = {i, -a[i]}; c.insert(i); } std::sort(b, b+B); for(int i=0;i<B;++i) { //printf("B VALS: %d %d\n", b[i].t, b[i].l); auto v = c.lower_bound(b[i].t); assert(v != c.begin()); if(d[b[i].t]) e[*--v].push_back(b[i].t); else { e[*--v].push_back(b[i].t); d[*v] = d[b[i].t] = 1; c.erase(c.erase(v)); } } for(int i=1;i<=N;++i) if(a[i]>=0) dfs(i, i); h.insert(0); for(int i=1;i<=N;++i) { if(g[f[i]]) h.erase(f[i]); else h.insert(f[i]); g[f[i]]^=1; printf("%d\n", a[*std::prev(h.end())]); } return 0; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Incorrect | 9 ms | 7424 KB | Output isn't correct |
2 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 225 ms | 29304 KB | Output is correct |
2 | Correct | 213 ms | 29148 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 143 ms | 19704 KB | Output is correct |
2 | Correct | 156 ms | 24044 KB | Output is correct |
3 | Correct | 199 ms | 27256 KB | Output is correct |
4 | Correct | 215 ms | 29304 KB | Output is correct |
5 | Correct | 391 ms | 29816 KB | Output is correct |
6 | Correct | 185 ms | 27384 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Incorrect | 9 ms | 7424 KB | Output isn't correct |
2 | Halted | 0 ms | 0 KB | - |