이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include<bits/stdc++.h>
using namespace std;
const int TAILLEMAXI=100*1000+2,PUISSMAXI=19,DECALAGE=(1<<18);
int arbremax[2*DECALAGE+1];
int arbresomme[2*DECALAGE+1];
int posdeb[TAILLEMAXI];
vector<pair<int,int>> tours;
vector<pair<int,int>> inter;
int deb,fin,milieu,val,premier,dernier,nbfois,ec,rec,rep;
int cumu[TAILLEMAXI];
int somme(int a,int b){
if (a==b){
return arbresomme[a];
}
if (a%2==1){
return arbresomme[a]+somme(a+1,b);
}
if (b%2==0){
return arbresomme[b]+somme(a,b-1);
}
return somme(a/2,b/2);
}
int maxi(int a,int b){
if (a==b){
return arbremax[a];
}
if (a%2==1){
return max(arbremax[a],maxi(a+1,b));
}
if (b%2==0){
return max(arbremax[b],maxi(a,b-1));
}
return maxi(a/2,b/2);
}
void changer(int a){
while (a!=0){
arbresomme[a]++;
a/=2;
}
}
int GetBestPosition(int nbpers, int nbtours, int nouvpers, int *K, int *S, int *E) {
for (int i=0;i<nbpers-1;i++){
posdeb[i]=K[i];
arbremax[DECALAGE+i]=posdeb[i];
}
for (int i=DECALAGE-1;i>=0;i--){
arbremax[i]=max(arbremax[i*2],arbremax[i*2+1]);
}
for (int i=0;i<nbtours;i++){
tours.push_back(make_pair(S[i],E[i]));
}
for (int i=0;i<nbtours;i++){
deb=0;
fin=nbpers-1;
while (deb<fin){
milieu=(deb+fin+1)/2;
val=somme(0+DECALAGE,milieu-1+DECALAGE);
if (milieu-val>=tours[i].first){
fin=milieu-1;
}
else {
deb=milieu;
}
}
if (arbresomme[deb+DECALAGE]==0 and tours[i].first!=0){
deb++;
}
premier=deb;
deb=0;
fin=nbpers;
//cout<<somme(DECALAGE,4+DECALAGE)<<endl;
while (deb<fin){
milieu=(deb+fin)/2;
val=somme(0+DECALAGE,milieu-1+DECALAGE);
if (milieu-val>tours[i].second){
fin=milieu;
}
else {
deb=milieu+1;
}
}
deb--;
dernier=deb;
inter.push_back({premier,dernier});
deb=0;
nbfois=dernier-premier+1-somme(premier+DECALAGE,dernier+DECALAGE)-1;
for (int j=0;j<nbfois;j++){
deb=premier;
fin=dernier;
while (deb<fin){
milieu=(deb+fin)/2;
val=somme(deb+DECALAGE,milieu+DECALAGE);
if (val!=milieu-deb+1){
fin=milieu;
}
else {
deb=milieu+1;
}
}
changer(deb+DECALAGE);
}
}
for (int i=0;i<nbtours;i++){
//cout<<inter[i].first<<" "<<inter[i].second<<endl;
val=maxi(inter[i].first+DECALAGE,inter[i].second-1+DECALAGE);
if (val<nouvpers){
//cout<<42<<endl;
cumu[inter[i].first]++;
cumu[inter[i].second+1]--;
}
}
rec=-1;
for (int i=0;i<nbpers;i++){
ec+=cumu[i];
if (ec>rec){
rec=ec;
rep=i;
}
}
//cout<<rep<<endl;
return rep;
}
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |