oj.uz

Submission #308069

# Submission time Handle Problem Language Result Execution time Memory
308069 2020-09-30T02:39:32 Z daniel920712 Game (IOI13_game) C++14
63 / 100
 2104 ms 256004 KB 
#include "game.h"
#include <stdio.h>
long long gcd2(long long X, long long Y) {
    long long tmp;
    while (X != Y && Y != 0) {
        tmp = X;
        X = Y;
        Y = tmp % Y;
    }
    return X;
}
struct A
{
    long long l,r;
    long long nxl,nxr,nxt;
    long long con;
}Node[20000005];
long long N,M,now=1;
void New(long long l,long long r,long long here,long long t)
{
    Node[here].l=l;
    Node[here].r=r;
    Node[here].nxt=t;
    Node[here].nxl=-1;
    Node[here].nxr=-1;
    Node[here].con=0;
}
void init(int R, int C)
{
    N=R;
    M=C;
    New(0,N-1,0,-1);
}
void Merge(long long here,long long l,long long r,long long what)
{
    int ll,rr;
    //printf("%lld %lld %lld\n",here,l,r);
    if(what==Node[here].l&&what==Node[here].r)
    {
        Node[here].con=0;
        if(l!=-1) Node[here].con=gcd2(Node[here].con,Node[l].con);
        if(r!=-1) Node[here].con=gcd2(Node[here].con,Node[r].con);
        //printf("%d %d %d\n",Node[here].l,Node[here].r,Node[here].con);
        return;
    }
    if(what<=(Node[here].l+Node[here].r)/2)
    {
        if(Node[here].nxl==-1)
        {
            Node[here].nxl=now++;
            New(Node[here].l,(Node[here].l+Node[here].r)/2,Node[here].nxl,-2);
        }
        if(l!=-1) ll=Node[l].nxl;
        if(r!=-1) rr=Node[r].nxl;
        Merge(Node[here].nxl,ll,rr,what);
        Node[here].con=0;
        if(l!=-1) Node[here].con=gcd2(Node[here].con,Node[l].con);
        if(r!=-1) Node[here].con=gcd2(Node[here].con,Node[r].con);
    }
    else
    {
        if(Node[here].nxr==-1)
        {
            Node[here].nxr=now++;
            New((Node[here].l+Node[here].r)/2+1,Node[here].r,Node[here].nxr,-2);
        }
        if(l!=-1) ll=Node[l].nxr;
        if(r!=-1) rr=Node[r].nxr;
        Merge(Node[here].nxr,ll,rr,what);
        Node[here].con=0;
        if(l!=-1) Node[here].con=gcd2(Node[here].con,Node[l].con);
        if(r!=-1) Node[here].con=gcd2(Node[here].con,Node[r].con);
    }
    //printf("%d %d %d\n",Node[here].l,Node[here].r,Node[here].con);
}
void cha(long long x,long long y,long long con,long long here)
{
    if(Node[here].nxt==-2)
    {
        if(y==Node[here].l&&y==Node[here].r)
        {
            Node[here].con=con;
            return;
        }
        if(y<=(Node[here].l+Node[here].r)/2)
        {
            if(Node[here].nxl==-1)
            {
                Node[here].nxl=now++;
                New(Node[here].l,(Node[here].l+Node[here].r)/2,Node[here].nxl,-2);
            }
            cha(x,y,con,Node[here].nxl);
            Node[here].con=Node[Node[here].nxl].con;
            if(Node[here].nxr!=-1) Node[here].con=gcd2(Node[here].con,Node[Node[here].nxr].con);

        }
        else
        {
            if(Node[here].nxr==-1)
            {
                Node[here].nxr=now++;
                New((Node[here].l+Node[here].r)/2+1,Node[here].r,Node[here].nxr,-2);
            }
            cha(x,y,con,Node[here].nxr);
            Node[here].con=Node[Node[here].nxr].con;
            if(Node[here].nxl!=-1) Node[here].con=gcd2(Node[here].con,Node[Node[here].nxl].con);
        }
        //if(y==76) printf("%lld %lld %lld %lld\n",y,Node[here].l,Node[here].r,Node[here].con);
    }
    else
    {
        if(x==Node[here].l&&x==Node[here].r)
        {
            if(Node[here].nxt==-1)
            {
                Node[here].nxt=now++;
                New(0,M-1,Node[here].nxt,-2);
            }
            cha(x,y,con,Node[here].nxt);
            return;
        }
        if(x<=(Node[here].l+Node[here].r)/2)
        {
            if(Node[here].nxl==-1)
            {
                Node[here].nxl=now++;
                New(Node[here].l,(Node[here].l+Node[here].r)/2,Node[here].nxl,-1);
            }
            cha(x,y,con,Node[here].nxl);
        }
        else
        {
            if(Node[here].nxr==-1)
            {
                Node[here].nxr=now++;
                New((Node[here].l+Node[here].r)/2+1,Node[here].r,Node[here].nxr,-1);
            }
            cha(x,y,con,Node[here].nxr);
        }
        if(Node[here].nxt==-1)
        {
            Node[here].nxt=now++;
            New(0,M-1,Node[here].nxt,-2);
        }
        //printf("aa %d %d\n",Node[here].l,Node[here].r);
        Merge(Node[here].nxt,Node[Node[here].nxl].nxt,Node[Node[here].nxr].nxt,y);
    }
}
long long Find(long long x1,long long y1,long long x2,long long y2,long long here)
{
    //printf("%lld %lld %lld %lld %lld\n",x1,y1,x2,y2,here);
    if(here==-1) return 0;
    if(Node[here].nxt==-2)
    {
        if(Node[here].l==x2&&Node[here].r==y2)
        {
            //printf("%lld %lld %lld\n",x2,y2,Node[here].con);
            return Node[here].con;
        }
        if(y2<=(Node[here].l+Node[here].r)/2) return Find(x1,y1,x2,y2,Node[here].nxl);
        if(x2>(Node[here].l+Node[here].r)/2) return Find(x1,y1,x2,y2,Node[here].nxr);
        return gcd2(Find(x1,y1,x2,(Node[here].l+Node[here].r)/2,Node[here].nxl),Find(x1,y1,(Node[here].l+Node[here].r)/2+1,y2,Node[here].nxr));
    }
    else
    {
        if(Node[here].l==x1&&Node[here].r==y1) return Find(x1,y1,x2,y2,Node[here].nxt);
        if(y1<=(Node[here].l+Node[here].r)/2) return Find(x1,y1,x2,y2,Node[here].nxl);
        if(x1>(Node[here].l+Node[here].r)/2) return Find(x1,y1,x2,y2,Node[here].nxr);
        return gcd2(Find(x1,(Node[here].l+Node[here].r)/2,x2,y2,Node[here].nxl),Find((Node[here].l+Node[here].r)/2+1,y1,x2,y2,Node[here].nxr));
    }
}
void update(int P, int Q, long long K)
{
    cha(P,Q,K,0);
}

long long calculate(int P, int Q, int U, int V)
{
    long long ans=0,i;
    //printf("aaa\n");
    ans=Find(P,U,Q,V,0);
    /*for(i=P;i<=U;i++)
    {
        ans=gcd2(ans,Find(i,i,Q,V,0));

        //if(P==60) printf("%lld %lld\n",i,Find(i,i,Q,V,0));


    }*/
    //printf("cc %lld\n",ans);
    return ans;
}

Compilation message

game.cpp: In function 'long long int calculate(int, int, int, int)':
game.cpp:179:21: warning: unused variable 'i' [-Wunused-variable]
  179 |     long long ans=0,i;
      |                     ^
game.cpp: In function 'void Merge(long long int, long long int, long long int, long long int)':
game.cpp:36:9: warning: 'll' may be used uninitialized in this function [-Wmaybe-uninitialized]
   36 |     int ll,rr;
      |         ^~
game.cpp:55:14: warning: 'rr' may be used uninitialized in this function [-Wmaybe-uninitialized]
   55 |         Merge(Node[here].nxl,ll,rr,what);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 512 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 288 KB Output is correct
12 Correct 0 ms 256 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 639 ms 16760 KB Output is correct
5 Correct 498 ms 17272 KB Output is correct
6 Correct 544 ms 14072 KB Output is correct
7 Correct 635 ms 13816 KB Output is correct
8 Correct 402 ms 9080 KB Output is correct
9 Correct 615 ms 14072 KB Output is correct
10 Correct 600 ms 13804 KB Output is correct
11 Correct 0 ms 256 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 512 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1082 ms 21752 KB Output is correct
13 Correct 1683 ms 9080 KB Output is correct
14 Correct 325 ms 1144 KB Output is correct
15 Correct 1997 ms 12664 KB Output is correct
16 Correct 245 ms 27000 KB Output is correct
17 Correct 1046 ms 16508 KB Output is correct
18 Correct 1747 ms 27256 KB Output is correct
19 Correct 1555 ms 27384 KB Output is correct
20 Correct 1424 ms 26744 KB Output is correct
21 Correct 0 ms 256 KB Output is correct

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 512 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 638 ms 16948 KB Output is correct
13 Correct 494 ms 17272 KB Output is correct
14 Correct 536 ms 14168 KB Output is correct
15 Correct 653 ms 13880 KB Output is correct
16 Correct 398 ms 9336 KB Output is correct
17 Correct 604 ms 14072 KB Output is correct
18 Correct 582 ms 13592 KB Output is correct
19 Correct 1091 ms 21556 KB Output is correct
20 Correct 1705 ms 8912 KB Output is correct
21 Correct 321 ms 1144 KB Output is correct
22 Correct 1993 ms 12600 KB Output is correct
23 Correct 243 ms 26872 KB Output is correct
24 Correct 1010 ms 16632 KB Output is correct
25 Correct 1729 ms 27384 KB Output is correct
26 Correct 1474 ms 27640 KB Output is correct
27 Correct 1407 ms 26744 KB Output is correct
28 Runtime error 607 ms 256004 KB Execution killed with signal 9 (could be triggered by violating memory limits)
29 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 1 ms 512 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 288 KB Output is correct
6 Correct 1 ms 512 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 512 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 644 ms 16920 KB Output is correct
13 Correct 501 ms 17276 KB Output is correct
14 Correct 547 ms 14200 KB Output is correct
15 Correct 656 ms 13816 KB Output is correct
16 Correct 400 ms 9136 KB Output is correct
17 Correct 606 ms 14328 KB Output is correct
18 Correct 590 ms 13560 KB Output is correct
19 Correct 1084 ms 21880 KB Output is correct
20 Correct 1732 ms 8824 KB Output is correct
21 Correct 328 ms 1016 KB Output is correct
22 Correct 2104 ms 12616 KB Output is correct
23 Correct 248 ms 26876 KB Output is correct
24 Correct 1020 ms 16760 KB Output is correct
25 Correct 1812 ms 27576 KB Output is correct
26 Correct 1514 ms 27544 KB Output is correct
27 Correct 1434 ms 26936 KB Output is correct
28 Runtime error 600 ms 256004 KB Execution killed with signal 9 (could be triggered by violating memory limits)
29 Halted 0 ms 0 KB -