oj.uz

Submission #88503

# Submission time Handle Problem Language Result Execution time Memory
88503 2018-12-06T08:31:38 Z gs18115 Game (IOI13_game) C++14
10 / 100
 2743 ms 15548 KB 
#include "game.h"
#include<cassert>
typedef long long LL;
LL gcd2(LL X, LL Y) {
    LL tmp;
    while (X != Y && Y != 0) {
        tmp = X;
        X = Y;
        Y = tmp % Y;
    }
    return X;
}
struct SY
{
    bool flag;
    int Y;
    SY*l,*r;
    LL val;
    SY()
    {
        flag=true;
        val=0;
        l=r=nullptr;
    }
    inline void update(int y,LL p)
    {
        Y=y;
        val=p;
        return;
    }
    void update(int L,int R,int y,LL p)
    {
        if(L==R)
        {
            val=p;
            return;
        }
        int mid=L+R>>1;
        if(flag)
        {
            if(Y==y)
            {
                val=p;
                return;
            }
            if(Y>mid)
            {
                r=new SY();
                r->update(Y,val);
            }
            else
            {
                l=new SY();
                l->update(Y,val);
            }
            flag=false;
            if(y>mid)
            {
                if(!r)
                {
                    r=new SY();
                    r->update(y,p);
                }
                else
                    r->update(mid+1,R,y,p);
            }
            else
            {
                if(!l)
                {
                    l=new SY();
                    l->update(y,p);
                }
                else
                    l->update(L,mid,y,p);
            }
            LL LP,RP;
            if(!l)
                LP=0;
            else
                LP=l->val;
            if(!r)
                RP=0;
            else
                RP=r->val;
            val=gcd2(LP,RP);
            return;
        }
        if(y>mid)
        {
            if(!r)
            {
                r=new SY();
                r->update(y,p);
            }
            else
                r->update(mid+1,R,y,p);
        }
        else
        {
            if(!l)
            {
                l=new SY();
                l->update(y,p);
            }
            else
                l->update(L,mid,y,p);
        }
        LL LP,RP;
        if(!l)
            LP=0;
        else
            LP=l->val;
        if(!r)
            RP=0;
        else
            RP=r->val;
        val=gcd2(LP,RP);
        return;
    }
    void update(SY*P,int L,int R,int y,LL p)
    {
        if(L==R)
        {
            val=P->val;
            Y=P->Y;
            return;
        }
        int mid=L+R>>1;
        if(!flag&&P->flag)
        {
            if(P->Y>mid)
            {
                if(!r)
                {
                    r=new SY();
                    r->update(P->Y,P->val);
                }
                else
                    r->update(mid+1,R,P->Y,P->val);
            }
            else
            {
                if(!l)
                {
                    l=new SY();
                    l->update(P->Y,P->val);
                }
                else
                    l->update(L,mid,P->Y,P->val);
            }
            return;
        }
        else if(flag&&!P->flag)
        {
            flag=false;
            if(Y>mid)
            {
                r=new SY();
                r->update(Y,val);
            }
            else
            {
                l=new SY();
                l->update(Y,val);
            }
        }
        val=P->val;
        Y=P->Y;
        if(flag)
            return;
        if(y>mid)
        {
            if(!P->r)
                assert(false);
            else if(!r)
            {
                r=new SY();
                r->update(y,p);
            }
            else
                r->update(P->r,mid+1,R,y,p);
        }
        else
        {
            if(!P->l)
                assert(false);
            else if(!l)
            {
                l=new SY();
                l->update(y,p);
            }
            else
                l->update(P->l,L,mid,y,p);
        }
        return;
    }
    void update(SY*Lp,SY*Rp,int L,int R,int y,LL p)
    {
        if(Lp->flag&&Rp->flag&&Lp->Y==Rp->Y)
        {
            Y=Lp->Y;
            val=gcd2(Lp->val,Rp->val);
            flag=true;
            return;
        }
        if(L==R)
        {
            val=gcd2(Lp->val,Rp->val);
            flag=false;
            return;
        }
        int mid=L+R>>1;
        if(flag)
        {
            flag=false;
            if(Y>mid)
            {
                r=new SY();
                r->update(Y,val);
            }
            else
            {
                l=new SY();
                l->update(Y,val);
            }
        }
        if(Lp->flag)
        {
            Lp->flag=false;
            if(Lp->Y>mid)
            {
                Lp->r=new SY();
                Lp->r->update(Lp->Y,Lp->val);
            }
            else
            {
                Lp->l=new SY();
                Lp->l->update(Lp->Y,Lp->val);
            }
        }
        if(Rp->flag)
        {
            Rp->flag=false;
            if(Rp->Y>mid)
            {
                Rp->r=new SY();
                Rp->r->update(Rp->Y,Rp->val);
            }
            else
            {
                Rp->l=new SY();
                Rp->l->update(Rp->Y,Rp->val);
            }
        }
        val=gcd2(Lp->val,Rp->val);
        if(y>mid)
        {
            if(!Lp->r&&!Rp->r)
                assert(false);
            else if(!r)
            {
                r=new SY();
                r->update(y,p);
            }
            else if(!Lp->r)
                r->update(Rp->r,mid+1,R,y,p);
            else if(!Rp->r)
                r->update(Lp->r,mid+1,R,y,p);
            else
                r->update(Lp->r,Rp->r,mid+1,R,y,p);
        }
        else
        {
            if(!Lp->l&&!Rp->l)
                assert(false);
            else if(!l)
            {
                l=new SY();
                l->update(y,p);
            }
            else if(!Lp->l)
                l->update(Rp->l,L,mid,y,p);
            else if(!Rp->l)
                l->update(Lp->l,L,mid,y,p);
            else
                l->update(Lp->l,Rp->l,L,mid,y,p);
        }
        return;
    }
    LL query(int L,int R,int y1,int y2)
    {
        if(L>y2||R<y1)
            return 0;
        if(L>=y1&&R<=y2)
            return val;
        if(flag)
        {
            if(y1<=Y&&Y<=y2)
                return val;
            else
                return 0;
        }
        int mid=L+R>>1;
        LL LP,RP;
        if(!l)
            LP=0;
        else
            LP=l->query(L,mid,y1,y2);
        if(!r)
            RP=0;
        else
            RP=r->query(mid+1,R,y1,y2);
        return gcd2(LP,RP);
    }
};
int R,C;
struct SX
{
    SX*l,*r;
    SY*val;
    SX()
    {
        val=new SY();
        l=r=nullptr;
    }
    void update(int L,int R,int x,int y,LL p)
    {
        if(L==R)
        {
            val->update(0,C-1,y,p);
            return;
        }
        int mid=L+R>>1;
        if(x>mid)
        {
            if(!r)
                r=new SX();
            r->update(mid+1,R,x,y,p);
        }
        else
        {
            if(!l)
                l=new SX();
            l->update(L,mid,x,y,p);
        }
        if(!r)
            val->update(l->val,0,C-1,y,p);
        else if(!l)
            val->update(r->val,0,C-1,y,p);
        else
            val->update(l->val,r->val,0,C-1,y,p);
        return;
    }
    LL query(int L,int R,int x1,int x2,int y1,int y2)
    {
        if(L>x2||R<x1)
            return 0;
        if(L>=x1&&R<=x2)
            return val->query(0,C-1,y1,y2);
        int mid=L+R>>1;
        LL LP,RP;
        if(!l)
            LP=0;
        else
            LP=l->query(L,mid,x1,x2,y1,y2);
        if(!r)
            RP=0;
        else
            RP=r->query(mid+1,R,x1,x2,y1,y2);
        return gcd2(LP,RP);
    }
}*rt;
void init(int R,int C)
{
    ::R=R;
    ::C=C;
    rt=new SX();
    return;
}
void update(int P,int Q,long long K)
{
    rt->update(0,R-1,P,Q,K);
    return;
}
LL calculate(int P,int Q,int U,int V)
{
    return rt->query(0,R-1,P,U,Q,V);
}

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 SY::update(int, int, int, LL)':
game.cpp:38:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
         int mid=L+R>>1;
                 ~^~
game.cpp: In member function 'void SY::update(SY*, int, int, int, LL)':
game.cpp:129:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
         int mid=L+R>>1;
                 ~^~
game.cpp: In member function 'void SY::update(SY*, SY*, int, int, int, LL)':
game.cpp:213:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
         int mid=L+R>>1;
                 ~^~
game.cpp: In member function 'LL SY::query(int, int, int, int)':
game.cpp:304:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
         int mid=L+R>>1;
                 ~^~
game.cpp: In member function 'void SX::update(int, int, int, int, LL)':
game.cpp:334:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
         int mid=L+R>>1;
                 ~^~
game.cpp: In member function 'LL SX::query(int, int, int, int, int, int)':
game.cpp:361:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
         int mid=L+R>>1;
                 ~^~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 3 ms 628 KB Output is correct
3 Correct 3 ms 628 KB Output is correct
4 Correct 2 ms 628 KB Output is correct
5 Correct 2 ms 628 KB Output is correct
6 Correct 2 ms 644 KB Output is correct
7 Correct 2 ms 644 KB Output is correct
8 Correct 2 ms 644 KB Output is correct
9 Correct 3 ms 660 KB Output is correct
10 Correct 2 ms 676 KB Output is correct
11 Correct 2 ms 676 KB Output is correct
12 Correct 2 ms 676 KB Output is correct

Subtask #2
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 676 KB Output is correct
2 Correct 2 ms 676 KB Output is correct
3 Correct 2 ms 676 KB Output is correct
4 Correct 757 ms 10624 KB Output is correct
5 Correct 477 ms 10948 KB Output is correct
6 Incorrect 771 ms 10948 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 10948 KB Output is correct
2 Correct 3 ms 10948 KB Output is correct
3 Correct 3 ms 10948 KB Output is correct
4 Correct 2 ms 10948 KB Output is correct
5 Correct 2 ms 10948 KB Output is correct
6 Correct 2 ms 10948 KB Output is correct
7 Correct 2 ms 10948 KB Output is correct
8 Correct 2 ms 10948 KB Output is correct
9 Correct 2 ms 10948 KB Output is correct
10 Correct 2 ms 10948 KB Output is correct
11 Correct 2 ms 10948 KB Output is correct
12 Correct 1178 ms 15548 KB Output is correct
13 Incorrect 2743 ms 15548 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 15548 KB Output is correct
2 Correct 3 ms 15548 KB Output is correct
3 Correct 3 ms 15548 KB Output is correct
4 Correct 2 ms 15548 KB Output is correct
5 Correct 2 ms 15548 KB Output is correct
6 Correct 2 ms 15548 KB Output is correct
7 Correct 2 ms 15548 KB Output is correct
8 Correct 2 ms 15548 KB Output is correct
9 Correct 2 ms 15548 KB Output is correct
10 Correct 2 ms 15548 KB Output is correct
11 Correct 2 ms 15548 KB Output is correct
12 Correct 744 ms 15548 KB Output is correct
13 Correct 475 ms 15548 KB Output is correct
14 Incorrect 786 ms 15548 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 15548 KB Output is correct
2 Correct 3 ms 15548 KB Output is correct
3 Correct 3 ms 15548 KB Output is correct
4 Correct 2 ms 15548 KB Output is correct
5 Correct 2 ms 15548 KB Output is correct
6 Correct 3 ms 15548 KB Output is correct
7 Correct 2 ms 15548 KB Output is correct
8 Correct 2 ms 15548 KB Output is correct
9 Correct 2 ms 15548 KB Output is correct
10 Correct 2 ms 15548 KB Output is correct
11 Correct 2 ms 15548 KB Output is correct
12 Correct 754 ms 15548 KB Output is correct
13 Correct 475 ms 15548 KB Output is correct
14 Incorrect 769 ms 15548 KB Output isn't correct
15 Halted 0 ms 0 KB -