# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
898079 | Ghulam_Junaid | Robots (IOI13_robots) | C++17 | 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 "grader.h"
using namespace std;
int putaway(int weak, int small, int n, int wei_lim[], int sz_lim[], int w[], int sz[]){
if (small == 0){
sort(wei_lim, wei_lim + weak);
sort(w, w + n);
if (w[n - 1] >= wei_lim[weak - 1])
return -1;
int l = 0;
int r = n;
while (r - l > 1){
int mid = (l + r) / 2;
bool good = 1;
int cur_sz = 0;
int cur_p = weak - 1;
for (int i = n - 1; i >= 0; i--){
if (cur_p < 0) {good = 0; break;}
if (w[i] < wei_lim[cur_p]){
cur_sz++;
if (cur_sz >= mid){
cur_sz = 0;
cur_p--;
}
}
else{
good = 0;
break;
}
}
if (good)
r = mid;
else
l = mid;
}
return r;
}
if (weak == 0){
sort(sz_lim, sz_lim + small);
sort(sz, sz + n);
if (sz[n - 1] >= sz_lim[small - 1])
return -1;
int l = 0;
int r = n;
while (r - l > 1){
int mid = (l + r) / 2;
bool good = 1;
int cur_sz = 0;
int cur_p = small - 1;
for (int i = n - 1; i >= 0; i--){
if (cur_p < 0) {good = 0; break;}
if (sz[i] < sz_lim[cur_p]){
cur_sz++;
if (cur_sz >= mid){
cur_sz = 0;
cur_p--;
}
}
else{
good = 0;
break;
}
}
if (good)
r = mid;
else
l = mid;
}
return r;
}
sort(wei_lim, wei_lim + weak);
sort(sz_lim, sz_lim + small);
for (int i=0; i<n; i++)
if (w[i] >= wei_lim[weak - 1] && sz[i] >= sz_lim[small - 1])
return -1;
vector<pair<int, int>> vec(n);
for (int i=0; i<n; i++)
vec[i] = {w[i], i};
sort(vec.begin(), vec.end());
int l = max(0, n / (weak + small) - 1);
int r = n;
int mid, p1, i, j, ind;
priority_queue<int, vector<int>, greater<int>> st;
while (r - l > 1){
mid = (l + r) / 2;
while(!st.empty())
st.pop();
p1 = 0;
for (i=0; i<weak; i++){
while(p1 < n){
if (vec[p1].first >= wei_lim[i]){
break;
}
ind = vec[p1].second;
st.push(-sz[ind]);
p1++;
}
for (j=0; j<mid && !st.empty(); j++)
st.pop();
}
for (j = p1; j<n; j++){
ind = vec[j].second;
st.push(-sz[ind]);
}
for (i=small - 1; i>=0; i--){
for (j = 0; j < mid && !st.empty(); j++){
int y = -(st.top());
if (y >= sz_lim[i])
break;
st.pop();
}
}
if (!st.empty())
l = mid;
else
r = mid;
}
return r;
}