이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "game.h"
#include<bits/stdc++.h>
using namespace std;
const long long maxn=100+10,lg=30;
long long all[maxn][maxn],kaf=(1<<lg);
long long gcd(long long a,long long b){
if(a==0){
return b;
}
if(b==0){
return a;
}
return gcd(b,a%b);
}
struct node{
long long cl,cr,gc,lnk;
node(){
lnk=cl=cr=-1;
gc=0;
}
}fake;
vector<node>allnode;
long long te;
void init(int R, int C) {
//hehe
te=2;
allnode.resize(2);
allnode[0].lnk=1;
}
long long getr(long long u){
if(allnode[u].cr==-1){
if(allnode[u].lnk==-1){
allnode.push_back(fake);
allnode[u].cr=(long long)allnode.size()-1;
}else{
allnode.push_back(fake);
allnode[u].cr=(long long)allnode.size()-1;
allnode.back().lnk=(long long)allnode.size();
allnode.push_back(fake);
}
}
return allnode[u].cr;
}
long long getl(long long u){
if(allnode[u].cl==-1){
if(allnode[u].lnk==-1){
allnode.push_back(fake);
allnode[u].cl=(long long)allnode.size()-1;
}else{
allnode.push_back(fake);
allnode[u].cl=(long long)allnode.size()-1;
allnode.back().lnk=(long long)allnode.size();
allnode.push_back(fake);
}
}
return allnode[u].cl;
}
void asl(long long u1,long long u2,long long u3,long long l,long long r,long long tr,long long w){
if(l>r||!(tr>=l&&tr<=r)){
return ;
}
allnode[u1].gc=gcd(allnode[u2].gc,allnode[u3].gc);
if(l==r){
return;
}
long long m=(l+r)>>1;
asl(getl(u1),getl(u2),getl(u3),l,m,tr,w);
asl(getr(u1),getr(u2),getr(u3),m+1,r,tr,w);
}
void calc(long long u,long long tr,long long w){
if(allnode[u].lnk==-1){
return ;
}
// cout<<"hey1"<<endl;
long long cl=getl(u);
long long cr=getr(u);
asl(allnode[u].lnk,allnode[cl].lnk,allnode[cr].lnk,0,kaf-1,tr,w);
// cout<<"hey2"<<endl;
}
void upd(long long u,long long l,long long r,long long tl,long long tr,long long w){
if(l>r||l>tl||r<tl){
return ;
}
if(l==r){
if(allnode[u].lnk==-1){
// cout<<"agab: "<<u<<" "<<l<<" "<<r<<" "<<w<<endl;
allnode[u].gc=w;
}else{
upd(allnode[u].lnk,0,kaf-1,tr,tl,w);
}
return ;
}
long long m=(l+r)>>1;
upd(getl(u),l,m,tl,tr,w);
upd(getr(u),m+1,r,tl,tr,w);
if(allnode[u].lnk!=-1){
calc(u,tr,w);
}else{
allnode[u].gc=gcd(allnode[getl(u)].gc,allnode[getr(u)].gc);
}
}
long long pors(long long u,long long l,long long r,long long tl,long long tr,long long tl2,long long tr2){
if(l>r||l>tr||r<tl||tl>tr){
return 0;
}
if(l>=tl&&r<=tr){
// cout<<allnode[u].lnk<<" "<<l<<" "<<r<<" "<<allnode[u].gc<<endl;
if(allnode[u].lnk==-1){
return allnode[u].gc;
}else{
return pors(allnode[u].lnk,0,kaf-1,tl2,tr2,tl,tr);
}
}
long long m=(l+r)>>1;
return gcd(pors(getl(u),l,m,tl,tr,tl2,tr2),pors(getr(u),m+1,r,tl,tr,tl2,tr2));
}
void update(int P,int Q, long long K) {
// cout<<"manoomadam"<<endl;
upd(0,0,kaf-1,P,Q,K);
// cout<<"salam"<<endl;
}
long long calculate(int P,int Q,int U,int V) {
return pors(0,0,kaf-1,P,U,Q,V);
}
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