# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
852867 | hngwlog | Robots (IOI13_robots) | C++14 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include "robots.h"
using namespace std;
#define fi first
#define se second
#define _size(x) (int)x.size()
#define BIT(i, x) ((x >> i) & 1)
#define MASK(n) ((1 << n) - 1)
#define REP(i, n) for (int i = 0, _n = (n); i < _n; i++)
#define FOR(i, a, b) for (int i = a, _b = (b); i <= _b; i++)
#define FORD(i, a, b) for (int i = a, _b = (b); i >= _b; i--)
#define FORB1(i, mask) for (int i = mask; i > 0; i ^= i & - i)
#define FORB0(i, n, mask) for (int i = ((1 << n) - 1) ^ mask; i > 0; i ^= i & - i)
#define FORALL(i, a) for (auto i: a)
#define fastio ios_base::sync_with_stdio(0); cin.tie(0);
int putaway(int a, int b, int t, vector<int> x, vector<int> y, vector<int> w, vector<int> s) {
sort(x.begin(), x.end());
sort(y.begin(), y.end());
int l = 0;
int r = t + 1;
while (l < r) {
int mid = (l + r) / 2;
vector<int> ids, used(t);
REP(i, t) ids.push_back(i);
sort(ids.begin(), ids.end(), [&] (const int i, int j) { return w[i] < w[j]; });
priority_queue<pair<int, int>> pq;
int j = 0;
FORALL(value, x) {
while (j < t && w[ids[j]] < value) pq.push({s[ids[j]], ids[j++]});
int cnt = 0;
while (!pq.empty() && cnt < mid) {
int id = pq.top().se;
pq.pop();
used[id]++;
cnt++;
}
}
vector<int> g;
REP(i, t) if (!used[i]) g.push_back(s[i]);
sort(g.begin(), g.end());
j = 0;
FORALL(value, y) {
int cnt = 0;
while (j < _size(g) && cnt < mid && g[j] < value) {
cnt++;
j++;
}
}
if (j == _size(g)) r = mid;
else l = mid + 1;
}
return (l > t ? - 1 : l);
}