#include "game.h"
#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
int R,C,Q;
struct node1d
{
ll val =0 ; int pos = -1;
node1d *lc = nullptr, *rc=nullptr;
void update(int s,int e,int t,int v)
{
if(e<t || t<s) return ;
if(s==e)
{
val=v;
return ;
}
int mid = (s+e)/2;
if(pos>=0)
{
if(pos<=mid)
{
lc = new node1d;
lc->pos = pos,lc->val = val;
}
else
{
rc = new node1d;
rc->pos = pos, rc->val = val;
}
pos = -1;
}
if(t<=mid)
{
if(lc==nullptr)
{
lc = new node1d;
lc - >pos = t, lc->val =v ;
}
else lc ->update(s,mid,t,v);
}
else
{
if(rc==nullptr)
{
rc =new node1d;
rc->pos = t,rc->val =v;
}
else rc->update(mid+1,e,t,v);
}
val = 0;
if(lc!=nullptr) val = __gcd(val,lc->val);
if(rc!=nullptr) val = __gcd(val,rc->val);
}
ll query(int s,int e,int ts,int te)
{
if(te<s || e< ts) return 0 ;
if(ts<=s && e<=te) return val;
if(pos>=0)
{
if(ts<=pos && pos <= te) return val;
return 0;
}
int mid = (s+e)/2;
ll ret=0;
if(lc!=nullptr) ret= __gcd(ret,lc->query(s,mid,ts,te));
if(rc!=nullptr) ret= __gcd(ret,lc->query(mid+1,e,ts,te));
return ret;
}
};
struct node2d
{
node1d *T = new node1d;
node2d *lc = nullptr, *rc =nullptr;
void update(int s,int e, int tx,int ty ,ll v)
{
if(e<tx ||tx <s ) return ;
if(s==e)
{
T->update(0,C-1,ty,v);
return ;
}
int mid = (s+e)/2;
if(tx<=mid)
{
if(lc==nullptr) lc = new node2d;
lc->update(s,mid,tx,ty,v);
}
else
{
if(rc==nullptr) rc = new node2d;
rc->update(mid+1,e,tx,ty,v);
}
ll ret= 0;
if(lc!=nullptr) ret = __gcd(ret,lc->T->query(0,C-1,ty,ty));
if(rc!=nullptr) ret = __gcd(ret,rc->T->query(0,C-1,ty,ty));
T->update(0,C-1,ty,ret);
}
ll query (int s,int e,int txs,int txe,int tys,int tye)
{
if(txe<s ||e <txs) return 0;
if(txs <=s &&e <=txe) return T->query(0,C-1,tys,tye);
int mid = (s+e)/2;
ll ret=0;
if(lc!=nullptr) ret =__gcd(ret,lc->query(s,mid,txs,txe,tys,tye));
if(rc!=nullptr) ret =__gcd(ret,rc->query(mid+1,e,txs,txe,tys,tye));
return ret;
}
}*Seg = new node2d;
void init (int r,int c)
{
R=r,C=c;
}
void update(int x,int y,ll v)
{
Seg->update(0,R-1,x,y,v);
}
ll calculate(int x1,int y1,int x2,int y2)
{
return Seg->query(0,R-1,x1,x2,y1,y2);
}
Compilation message
grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
int res;
^~~
game.cpp: In member function 'void node1d::update(int, int, int, int)':
game.cpp:38:22: error: expected primary-expression before '>' token
lc - >pos = t, lc->val =v ;
^
