제출 #1013201

#제출 시각아이디문제언어결과실행 시간메모리
1013201amirhoseinfar1385게임 (IOI13_game)C++17
10 / 100
1811 ms256000 KiB
#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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