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Submission #735007

# Submission time Handle Problem Language Result Execution time Memory
735007 2023-05-03T11:10:45 Z bin9638 Land of the Rainbow Gold (APIO17_rainbow) C++17
100 / 100
 2734 ms 281960 KB 
#include <bits/stdc++.h>

#ifndef SKY
#include "rainbow.h"
#endif // SKY

using namespace std;

#define N 200010
#define ll long long
#define fs first
#define sc second
#define ii pair<ll,int>
#define pb push_back

int r,c,m;

struct BIT
{
    unordered_map<int,int>bit[N];
    map<int,int>mp[N];

    void update(int x,int y,int val)
    {
        x=r-x+2;
        y=c-y+2;
        for(int u=x;u>0;u-=u&(-u))
            for(int v=y;v>0;v-=v&(-v))
                bit[u][v]+=val;
    }

    int get(int x,int y)
    {
        x=r-x+2;
        y=c-y+2;
        int res=0;
        for(int u=x;u<=r+1;u+=u&(-u))
            for(int v=y;v<=c+1;v+=v&(-v))
                if(bit[u].find(v)!=bit[u].end())
                    res+=bit[u][v];
        return res;
    }

    void init(int u,int v)
    {
        if(++mp[u][v]==1)
            update(u,v,1);
    }

    int solve(int ar, int ac, int br, int bc)
    {
        if(ar>br||ac>bc)
            return 0;
        return get(br,bc)+get(ar-1,ac-1)-get(ar-1,bc)-get(br,ac-1);
    }
}row,col,p,cell;

void build(int u,int v)
{
    p.init(u,v);
    p.init(u+1,v);
    p.init(u,v+1);
    p.init(u+1,v+1);
    row.init(u,v);
    row.init(u+1,v);
    col.init(u,v);
    col.init(u,v+1);
    cell.init(u,v);
}

void init(int RRR, int CCC, int sr, int sc, int MMM, char *S)
{
    r=RRR;
    c=CCC;
    m=MMM;
    build(sr,sc);
    for(int i=1;i<=m;i++)
    {
        char ch=*S;
        if(i!=m)
            S++;
        if(ch=='N')
            sr--;
        if(ch=='S')
            sr++;
        if(ch=='E')
            sc++;
        if(ch=='W')
            sc--;
        build(sr,sc);
    }

}

int colour(int ar, int ac, int br, int bc)
{
    if(cell.solve(ar,ac,br,bc)==0)
        return 1;
    int res=0;
    res+=row.solve(ar+1,ac,br,bc)+col.solve(ar,ac+1,br,bc);
   // cout<<res<<endl;
    res-=p.solve(ar+1,ac+1,br,bc);
 //   cout<<p.solve(ar+1,ac+1,br,bc)<<endl;
    res-=cell.solve(ar,ac,br,bc);
    if(cell.solve(ar,ac,ar,bc)>0||cell.solve(br,ac,br,bc)>0||cell.solve(ar,ac,br,ac)>0||cell.solve(ar,bc,br,bc)>0)
        return res+1;
    return res+2;
}


#ifdef SKY
int main()
{
    freopen("A.inp","r",stdin);
    freopen("A.out","w",stdout);
    ios::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);
    int r,c,sr,sc,m;
    string S;
    cin>>r>>c>>sr>>sc>>m>>S;
    init(r,c,sr,sc,m,&S[0]);
    int q;
    cin>>q;
    while(q--)
    {
        int ar,ac,br,bc;
        cin>>ar>>ac>>br>>bc;
        cout<<colour(ar,ac,br,bc)<<endl;
    }
    return 0;
}
#endif

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 81748 KB Output is correct
2 Correct 52 ms 82184 KB Output is correct
3 Correct 42 ms 81748 KB Output is correct
4 Correct 43 ms 81868 KB Output is correct
5 Correct 47 ms 82252 KB Output is correct
6 Correct 41 ms 81620 KB Output is correct
7 Correct 41 ms 81704 KB Output is correct
8 Correct 41 ms 81680 KB Output is correct
9 Correct 40 ms 81632 KB Output is correct
10 Correct 42 ms 81592 KB Output is correct
11 Correct 44 ms 81876 KB Output is correct
12 Correct 45 ms 81996 KB Output is correct
13 Correct 47 ms 82472 KB Output is correct
14 Correct 49 ms 82520 KB Output is correct
15 Correct 39 ms 81628 KB Output is correct
16 Correct 41 ms 81580 KB Output is correct
17 Correct 40 ms 81700 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 81580 KB Output is correct
2 Correct 40 ms 81700 KB Output is correct
3 Correct 668 ms 116804 KB Output is correct
4 Correct 940 ms 142400 KB Output is correct
5 Correct 878 ms 141968 KB Output is correct
6 Correct 665 ms 125760 KB Output is correct
7 Correct 682 ms 124784 KB Output is correct
8 Correct 213 ms 82392 KB Output is correct
9 Correct 952 ms 142368 KB Output is correct
10 Correct 920 ms 141936 KB Output is correct
11 Correct 692 ms 125796 KB Output is correct
12 Correct 606 ms 136516 KB Output is correct
13 Correct 625 ms 142320 KB Output is correct
14 Correct 639 ms 142144 KB Output is correct
15 Correct 542 ms 125832 KB Output is correct
16 Correct 734 ms 124796 KB Output is correct

Subtask #3
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 81628 KB Output is correct
2 Correct 1588 ms 244700 KB Output is correct
3 Correct 915 ms 247840 KB Output is correct
4 Correct 1733 ms 278116 KB Output is correct
5 Correct 981 ms 220348 KB Output is correct
6 Correct 371 ms 93772 KB Output is correct
7 Correct 662 ms 104708 KB Output is correct
8 Correct 515 ms 138140 KB Output is correct
9 Correct 505 ms 134764 KB Output is correct
10 Correct 145 ms 93372 KB Output is correct
11 Correct 498 ms 124104 KB Output is correct
12 Correct 1588 ms 244636 KB Output is correct
13 Correct 911 ms 247820 KB Output is correct
14 Correct 1734 ms 278296 KB Output is correct
15 Correct 975 ms 220488 KB Output is correct
16 Correct 263 ms 91408 KB Output is correct
17 Correct 635 ms 104948 KB Output is correct
18 Correct 1431 ms 140548 KB Output is correct
19 Correct 1018 ms 229552 KB Output is correct
20 Correct 1204 ms 251736 KB Output is correct
21 Correct 549 ms 138124 KB Output is correct
22 Correct 504 ms 134828 KB Output is correct
23 Correct 165 ms 93428 KB Output is correct
24 Correct 518 ms 124044 KB Output is correct
25 Correct 1589 ms 244752 KB Output is correct
26 Correct 920 ms 247972 KB Output is correct
27 Correct 1837 ms 278284 KB Output is correct
28 Correct 999 ms 220636 KB Output is correct
29 Correct 269 ms 91436 KB Output is correct
30 Correct 629 ms 104952 KB Output is correct
31 Correct 1356 ms 140476 KB Output is correct
32 Correct 1012 ms 229776 KB Output is correct
33 Correct 1190 ms 251664 KB Output is correct

Subtask #4
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 81748 KB Output is correct
2 Correct 52 ms 82184 KB Output is correct
3 Correct 42 ms 81748 KB Output is correct
4 Correct 43 ms 81868 KB Output is correct
5 Correct 47 ms 82252 KB Output is correct
6 Correct 41 ms 81620 KB Output is correct
7 Correct 41 ms 81704 KB Output is correct
8 Correct 41 ms 81680 KB Output is correct
9 Correct 40 ms 81632 KB Output is correct
10 Correct 42 ms 81592 KB Output is correct
11 Correct 44 ms 81876 KB Output is correct
12 Correct 45 ms 81996 KB Output is correct
13 Correct 47 ms 82472 KB Output is correct
14 Correct 49 ms 82520 KB Output is correct
15 Correct 39 ms 81628 KB Output is correct
16 Correct 41 ms 81580 KB Output is correct
17 Correct 40 ms 81700 KB Output is correct
18 Correct 2734 ms 125860 KB Output is correct
19 Correct 356 ms 86876 KB Output is correct
20 Correct 254 ms 85380 KB Output is correct
21 Correct 255 ms 85736 KB Output is correct
22 Correct 283 ms 86348 KB Output is correct
23 Correct 321 ms 86860 KB Output is correct
24 Correct 409 ms 85728 KB Output is correct
25 Correct 323 ms 85964 KB Output is correct
26 Correct 311 ms 86600 KB Output is correct
27 Correct 957 ms 110284 KB Output is correct
28 Correct 831 ms 97604 KB Output is correct
29 Correct 913 ms 107224 KB Output is correct
30 Correct 1628 ms 143264 KB Output is correct
31 Correct 45 ms 81740 KB Output is correct
32 Correct 1460 ms 109504 KB Output is correct

Subtask #5
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 81748 KB Output is correct
2 Correct 52 ms 82184 KB Output is correct
3 Correct 42 ms 81748 KB Output is correct
4 Correct 43 ms 81868 KB Output is correct
5 Correct 47 ms 82252 KB Output is correct
6 Correct 41 ms 81620 KB Output is correct
7 Correct 41 ms 81704 KB Output is correct
8 Correct 41 ms 81680 KB Output is correct
9 Correct 40 ms 81632 KB Output is correct
10 Correct 42 ms 81592 KB Output is correct
11 Correct 44 ms 81876 KB Output is correct
12 Correct 45 ms 81996 KB Output is correct
13 Correct 47 ms 82472 KB Output is correct
14 Correct 49 ms 82520 KB Output is correct
15 Correct 39 ms 81628 KB Output is correct
16 Correct 41 ms 81580 KB Output is correct
17 Correct 40 ms 81700 KB Output is correct
18 Correct 2734 ms 125860 KB Output is correct
19 Correct 356 ms 86876 KB Output is correct
20 Correct 254 ms 85380 KB Output is correct
21 Correct 255 ms 85736 KB Output is correct
22 Correct 283 ms 86348 KB Output is correct
23 Correct 321 ms 86860 KB Output is correct
24 Correct 409 ms 85728 KB Output is correct
25 Correct 323 ms 85964 KB Output is correct
26 Correct 311 ms 86600 KB Output is correct
27 Correct 957 ms 110284 KB Output is correct
28 Correct 831 ms 97604 KB Output is correct
29 Correct 913 ms 107224 KB Output is correct
30 Correct 1628 ms 143264 KB Output is correct
31 Correct 45 ms 81740 KB Output is correct
32 Correct 1460 ms 109504 KB Output is correct
33 Correct 1588 ms 244700 KB Output is correct
34 Correct 915 ms 247840 KB Output is correct
35 Correct 1733 ms 278116 KB Output is correct
36 Correct 981 ms 220348 KB Output is correct
37 Correct 371 ms 93772 KB Output is correct
38 Correct 662 ms 104708 KB Output is correct
39 Correct 515 ms 138140 KB Output is correct
40 Correct 505 ms 134764 KB Output is correct
41 Correct 145 ms 93372 KB Output is correct
42 Correct 498 ms 124104 KB Output is correct
43 Correct 1588 ms 244636 KB Output is correct
44 Correct 911 ms 247820 KB Output is correct
45 Correct 1734 ms 278296 KB Output is correct
46 Correct 975 ms 220488 KB Output is correct
47 Correct 263 ms 91408 KB Output is correct
48 Correct 635 ms 104948 KB Output is correct
49 Correct 1431 ms 140548 KB Output is correct
50 Correct 1018 ms 229552 KB Output is correct
51 Correct 1204 ms 251736 KB Output is correct
52 Correct 549 ms 138124 KB Output is correct
53 Correct 504 ms 134828 KB Output is correct
54 Correct 165 ms 93428 KB Output is correct
55 Correct 518 ms 124044 KB Output is correct
56 Correct 1589 ms 244752 KB Output is correct
57 Correct 920 ms 247972 KB Output is correct
58 Correct 1837 ms 278284 KB Output is correct
59 Correct 999 ms 220636 KB Output is correct
60 Correct 269 ms 91436 KB Output is correct
61 Correct 629 ms 104952 KB Output is correct
62 Correct 1356 ms 140476 KB Output is correct
63 Correct 1012 ms 229776 KB Output is correct
64 Correct 1190 ms 251664 KB Output is correct
65 Correct 668 ms 116804 KB Output is correct
66 Correct 940 ms 142400 KB Output is correct
67 Correct 878 ms 141968 KB Output is correct
68 Correct 665 ms 125760 KB Output is correct
69 Correct 682 ms 124784 KB Output is correct
70 Correct 213 ms 82392 KB Output is correct
71 Correct 952 ms 142368 KB Output is correct
72 Correct 920 ms 141936 KB Output is correct
73 Correct 692 ms 125796 KB Output is correct
74 Correct 606 ms 136516 KB Output is correct
75 Correct 625 ms 142320 KB Output is correct
76 Correct 639 ms 142144 KB Output is correct
77 Correct 542 ms 125832 KB Output is correct
78 Correct 734 ms 124796 KB Output is correct
79 Correct 1530 ms 141892 KB Output is correct
80 Correct 1761 ms 138348 KB Output is correct
81 Correct 1556 ms 96848 KB Output is correct
82 Correct 2657 ms 127820 KB Output is correct
83 Correct 2451 ms 248220 KB Output is correct
84 Correct 2005 ms 251408 KB Output is correct
85 Correct 2600 ms 281960 KB Output is correct
86 Correct 1757 ms 224044 KB Output is correct
87 Correct 1012 ms 95072 KB Output is correct
88 Correct 1096 ms 108728 KB Output is correct
89 Correct 1742 ms 143908 KB Output is correct
90 Correct 2458 ms 233212 KB Output is correct
91 Correct 2308 ms 255268 KB Output is correct