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Submission #1058181

# Submission time Handle Problem Language Result Execution time Memory
1058181 2024-08-14T08:50:53 Z 정희우(#11078) Telephone Plans (CCO24_day2problem3) C++17
11 / 25
 4000 ms 69144 KB 
#include<iostream>
#include<algorithm>
#include<vector>
#include<map>

using namespace std;
using lint = long long;
using vint = vector<int>;
using pii = pair<int,int>;

const int MAX_N=500010;
const int MAX_Q=1500010;

struct Obj
{
    int v,p,i;
};

int in,n,q;
vint edge[MAX_N];
vint nxt[MAX_N];
vint ec[MAX_N];
map<pii,pii> mp;
int cidx=0;
int cnt[MAX_N<<1];
int col[MAX_N<<1];
lint sum[MAX_Q],sump[MAX_Q];

int rnxt(int v,int i)
{
    if(i==edge[v].size() || ec[v][i]==1)return i;
    return nxt[v][i]=rnxt(v,nxt[v][i]);
}

int getmin(int x,int y)
{
    vector<Obj> vx={{x,y,rnxt(x,0)}},vy={{y,x,rnxt(y,0)}};
    while(1)
    {
        while(!vx.empty())
        {
            auto p=vx.back();
            vx.pop_back();
            if(p.i==edge[p.v].size())continue;
            int v=edge[p.v][p.i];
            p.i=rnxt(p.v,nxt[p.v][p.i]);
            vx.push_back(p);
            if(v!=p.p)continue;
            vx.push_back({v,p.v,rnxt(v,0)});
            break;
        }
        if(vx.empty())return x;
        while(!vy.empty())
        {
            auto p=vy.back();
            vy.pop_back();
            if(p.i==edge[p.v].size())continue;
            int v=edge[p.v][p.i];
            p.i=rnxt(p.v,nxt[p.v][p.i]);
            vy.push_back(p);
            if(v!=p.p)continue;
            vy.push_back({v,p.v,rnxt(v,0)});
            break;
        }
        if(vy.empty())return y;
    }
    return x;
}

void colorall(int v,int p,int c)
{
    cnt[col[v]]--;
    col[v]=c;
    cnt[col[v]]++;
    for(int i=rnxt(v,0);i<edge[v].size();i=rnxt(v,nxt[v][i]))
        if(edge[v][i]!=p)
            colorall(edge[v][i],v,c);
}

int main()
{
    ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    cin >> in >> n >> q;
    for(int i=0;i<n;i++)
    {
        col[i+1]=i;
        cnt[i]=1;
    }
    cidx=n;
    lint lasta=0,change=0;
    for(int i=1;i<=q;i++)
    {
        int o;
        lint x,y,t;
        cin >> o;
        if(o==1)
        {
            cin >> x >> y;
            if(in)x^=lasta,y^=lasta;
            if(x>y)swap(x,y);
            change=(lint)cnt[col[x]]*cnt[col[y]];
            if(cnt[col[x]]<cnt[col[y]])
                colorall(x,y,col[y]);
            else
                colorall(y,x,col[x]);
            int j=edge[x].size(),l=edge[y].size();
            edge[x].push_back(y);
            nxt[x].push_back(j+1);
            ec[x].push_back(1);
            edge[y].push_back(x);
            nxt[y].push_back(l+1);
            ec[y].push_back(1);
            mp[{x,y}]={j,l};
        }
        if(o==2)
        {
            cin >> x >> y;
            if(in)x^=lasta,y^=lasta;
            if(x>y)swap(x,y);
            pii idx=mp[{x,y}];
            ec[x][idx.first]=0;
            ec[y][idx.second]=0;
            if(getmin(x,y)==x)
                colorall(x,y,cidx++);
            else
                colorall(y,x,cidx++);
            change=-(lint)cnt[col[x]]*cnt[col[y]];
        }
        if(o==3)change=0;
        sum[i]=sum[i-1]+change;
        sump[i]=sump[i-1]+max(0LL,change);
        if(o==3)
        {
            cin >> t;
            if(in)t^=lasta;
            int j=max(0LL,i-t);
            lasta=sum[j]+sump[i]-sump[j];
            cout << lasta << '\n';
        }
    }
    return 0;
}

Compilation message

Main.cpp: In function 'int rnxt(int, int)':
Main.cpp:31:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     if(i==edge[v].size() || ec[v][i]==1)return i;
      |        ~^~~~~~~~~~~~~~~~
Main.cpp: In function 'int getmin(int, int)':
Main.cpp:44:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |             if(p.i==edge[p.v].size())continue;
      |                ~~~^~~~~~~~~~~~~~~~~~
Main.cpp:57:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |             if(p.i==edge[p.v].size())continue;
      |                ~~~^~~~~~~~~~~~~~~~~~
Main.cpp: In function 'void colorall(int, int, int)':
Main.cpp:75:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 |     for(int i=rnxt(v,0);i<edge[v].size();i=rnxt(v,nxt[v][i]))
      |                         ~^~~~~~~~~~~~~~~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 40024 KB Output is correct
2 Correct 8 ms 40028 KB Output is correct
3 Correct 7 ms 40084 KB Output is correct
4 Correct 6 ms 40028 KB Output is correct
5 Correct 7 ms 40028 KB Output is correct
6 Correct 6 ms 40340 KB Output is correct
7 Correct 6 ms 40128 KB Output is correct
8 Correct 5 ms 40028 KB Output is correct
9 Correct 7 ms 40028 KB Output is correct
10 Correct 6 ms 40140 KB Output is correct
11 Correct 5 ms 40028 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 7 ms 40092 KB Output is correct
14 Correct 5 ms 40028 KB Output is correct
15 Correct 5 ms 40120 KB Output is correct
16 Correct 5 ms 40028 KB Output is correct
17 Correct 5 ms 40160 KB Output is correct
18 Correct 7 ms 40028 KB Output is correct
19 Correct 7 ms 40028 KB Output is correct
20 Correct 5 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 7 ms 40156 KB Output is correct
24 Correct 7 ms 40028 KB Output is correct
25 Correct 6 ms 40028 KB Output is correct
26 Correct 6 ms 40084 KB Output is correct
27 Correct 6 ms 40156 KB Output is correct
28 Correct 6 ms 40028 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 40076 KB Output is correct
2 Correct 5 ms 40028 KB Output is correct
3 Correct 7 ms 40028 KB Output is correct
4 Correct 7 ms 40028 KB Output is correct
5 Correct 7 ms 40024 KB Output is correct
6 Correct 6 ms 40096 KB Output is correct
7 Correct 7 ms 40028 KB Output is correct
8 Correct 8 ms 40028 KB Output is correct
9 Correct 7 ms 40132 KB Output is correct
10 Correct 6 ms 40028 KB Output is correct
11 Correct 8 ms 40160 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 8 ms 40028 KB Output is correct
14 Correct 7 ms 40028 KB Output is correct
15 Correct 5 ms 40100 KB Output is correct
16 Correct 6 ms 40028 KB Output is correct
17 Correct 6 ms 40100 KB Output is correct
18 Correct 7 ms 40024 KB Output is correct
19 Correct 7 ms 40156 KB Output is correct
20 Correct 6 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 6 ms 40024 KB Output is correct
24 Correct 8 ms 40160 KB Output is correct
25 Correct 8 ms 40028 KB Output is correct
26 Correct 8 ms 40024 KB Output is correct
27 Correct 6 ms 40028 KB Output is correct
28 Correct 7 ms 40028 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 40024 KB Output is correct
2 Correct 8 ms 40028 KB Output is correct
3 Correct 7 ms 40084 KB Output is correct
4 Correct 6 ms 40028 KB Output is correct
5 Correct 7 ms 40028 KB Output is correct
6 Correct 6 ms 40340 KB Output is correct
7 Correct 6 ms 40128 KB Output is correct
8 Correct 5 ms 40028 KB Output is correct
9 Correct 7 ms 40028 KB Output is correct
10 Correct 6 ms 40140 KB Output is correct
11 Correct 5 ms 40028 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 7 ms 40092 KB Output is correct
14 Correct 5 ms 40028 KB Output is correct
15 Correct 5 ms 40120 KB Output is correct
16 Correct 5 ms 40028 KB Output is correct
17 Correct 5 ms 40160 KB Output is correct
18 Correct 7 ms 40028 KB Output is correct
19 Correct 7 ms 40028 KB Output is correct
20 Correct 5 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 7 ms 40156 KB Output is correct
24 Correct 7 ms 40028 KB Output is correct
25 Correct 6 ms 40028 KB Output is correct
26 Correct 6 ms 40084 KB Output is correct
27 Correct 6 ms 40156 KB Output is correct
28 Correct 6 ms 40028 KB Output is correct
29 Correct 23 ms 40540 KB Output is correct
30 Correct 24 ms 40540 KB Output is correct
31 Correct 7 ms 40536 KB Output is correct
32 Correct 20 ms 40384 KB Output is correct
33 Correct 8 ms 40540 KB Output is correct
34 Correct 7 ms 40540 KB Output is correct
35 Correct 19 ms 40540 KB Output is correct
36 Correct 7 ms 40540 KB Output is correct
37 Correct 11 ms 40380 KB Output is correct
38 Correct 10 ms 40608 KB Output is correct
39 Correct 62 ms 40540 KB Output is correct
40 Correct 28 ms 40536 KB Output is correct
41 Correct 21 ms 40580 KB Output is correct
42 Correct 7 ms 40540 KB Output is correct
43 Correct 9 ms 40540 KB Output is correct
44 Correct 34 ms 40540 KB Output is correct
45 Correct 8 ms 40356 KB Output is correct
46 Correct 34 ms 40548 KB Output is correct
47 Correct 11 ms 40584 KB Output is correct
48 Correct 8 ms 40536 KB Output is correct
49 Correct 8 ms 40540 KB Output is correct
50 Correct 6 ms 40028 KB Output is correct
51 Correct 9 ms 40196 KB Output is correct

Subtask #4
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 40076 KB Output is correct
2 Correct 5 ms 40028 KB Output is correct
3 Correct 7 ms 40028 KB Output is correct
4 Correct 7 ms 40028 KB Output is correct
5 Correct 7 ms 40024 KB Output is correct
6 Correct 6 ms 40096 KB Output is correct
7 Correct 7 ms 40028 KB Output is correct
8 Correct 8 ms 40028 KB Output is correct
9 Correct 7 ms 40132 KB Output is correct
10 Correct 6 ms 40028 KB Output is correct
11 Correct 8 ms 40160 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 8 ms 40028 KB Output is correct
14 Correct 7 ms 40028 KB Output is correct
15 Correct 5 ms 40100 KB Output is correct
16 Correct 6 ms 40028 KB Output is correct
17 Correct 6 ms 40100 KB Output is correct
18 Correct 7 ms 40024 KB Output is correct
19 Correct 7 ms 40156 KB Output is correct
20 Correct 6 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 6 ms 40024 KB Output is correct
24 Correct 8 ms 40160 KB Output is correct
25 Correct 8 ms 40028 KB Output is correct
26 Correct 8 ms 40024 KB Output is correct
27 Correct 6 ms 40028 KB Output is correct
28 Correct 7 ms 40028 KB Output is correct
29 Correct 30 ms 40704 KB Output is correct
30 Correct 34 ms 40696 KB Output is correct
31 Correct 8 ms 40540 KB Output is correct
32 Correct 28 ms 40552 KB Output is correct
33 Correct 9 ms 40540 KB Output is correct
34 Correct 7 ms 40328 KB Output is correct
35 Correct 26 ms 40592 KB Output is correct
36 Correct 8 ms 40540 KB Output is correct
37 Correct 10 ms 40588 KB Output is correct
38 Correct 23 ms 40552 KB Output is correct
39 Correct 28 ms 40580 KB Output is correct
40 Correct 28 ms 40548 KB Output is correct
41 Correct 18 ms 40540 KB Output is correct
42 Correct 9 ms 40380 KB Output is correct
43 Correct 10 ms 40428 KB Output is correct
44 Correct 27 ms 40540 KB Output is correct
45 Correct 8 ms 40536 KB Output is correct
46 Correct 24 ms 40548 KB Output is correct
47 Correct 9 ms 40536 KB Output is correct
48 Correct 11 ms 40540 KB Output is correct
49 Correct 7 ms 40540 KB Output is correct
50 Correct 7 ms 40092 KB Output is correct
51 Correct 8 ms 40076 KB Output is correct

Subtask #5
0.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 40024 KB Output is correct
2 Correct 8 ms 40028 KB Output is correct
3 Correct 7 ms 40084 KB Output is correct
4 Correct 6 ms 40028 KB Output is correct
5 Correct 7 ms 40028 KB Output is correct
6 Correct 6 ms 40340 KB Output is correct
7 Correct 6 ms 40128 KB Output is correct
8 Correct 5 ms 40028 KB Output is correct
9 Correct 7 ms 40028 KB Output is correct
10 Correct 6 ms 40140 KB Output is correct
11 Correct 5 ms 40028 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 7 ms 40092 KB Output is correct
14 Correct 5 ms 40028 KB Output is correct
15 Correct 5 ms 40120 KB Output is correct
16 Correct 5 ms 40028 KB Output is correct
17 Correct 5 ms 40160 KB Output is correct
18 Correct 7 ms 40028 KB Output is correct
19 Correct 7 ms 40028 KB Output is correct
20 Correct 5 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 7 ms 40156 KB Output is correct
24 Correct 7 ms 40028 KB Output is correct
25 Correct 6 ms 40028 KB Output is correct
26 Correct 6 ms 40084 KB Output is correct
27 Correct 6 ms 40156 KB Output is correct
28 Correct 6 ms 40028 KB Output is correct
29 Correct 23 ms 40540 KB Output is correct
30 Correct 24 ms 40540 KB Output is correct
31 Correct 7 ms 40536 KB Output is correct
32 Correct 20 ms 40384 KB Output is correct
33 Correct 8 ms 40540 KB Output is correct
34 Correct 7 ms 40540 KB Output is correct
35 Correct 19 ms 40540 KB Output is correct
36 Correct 7 ms 40540 KB Output is correct
37 Correct 11 ms 40380 KB Output is correct
38 Correct 10 ms 40608 KB Output is correct
39 Correct 62 ms 40540 KB Output is correct
40 Correct 28 ms 40536 KB Output is correct
41 Correct 21 ms 40580 KB Output is correct
42 Correct 7 ms 40540 KB Output is correct
43 Correct 9 ms 40540 KB Output is correct
44 Correct 34 ms 40540 KB Output is correct
45 Correct 8 ms 40356 KB Output is correct
46 Correct 34 ms 40548 KB Output is correct
47 Correct 11 ms 40584 KB Output is correct
48 Correct 8 ms 40536 KB Output is correct
49 Correct 8 ms 40540 KB Output is correct
50 Correct 6 ms 40028 KB Output is correct
51 Correct 9 ms 40196 KB Output is correct
52 Execution timed out 4083 ms 69136 KB Time limit exceeded
53 Halted 0 ms 0 KB -

Subtask #6
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 40076 KB Output is correct
2 Correct 5 ms 40028 KB Output is correct
3 Correct 7 ms 40028 KB Output is correct
4 Correct 7 ms 40028 KB Output is correct
5 Correct 7 ms 40024 KB Output is correct
6 Correct 6 ms 40096 KB Output is correct
7 Correct 7 ms 40028 KB Output is correct
8 Correct 8 ms 40028 KB Output is correct
9 Correct 7 ms 40132 KB Output is correct
10 Correct 6 ms 40028 KB Output is correct
11 Correct 8 ms 40160 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 8 ms 40028 KB Output is correct
14 Correct 7 ms 40028 KB Output is correct
15 Correct 5 ms 40100 KB Output is correct
16 Correct 6 ms 40028 KB Output is correct
17 Correct 6 ms 40100 KB Output is correct
18 Correct 7 ms 40024 KB Output is correct
19 Correct 7 ms 40156 KB Output is correct
20 Correct 6 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 6 ms 40024 KB Output is correct
24 Correct 8 ms 40160 KB Output is correct
25 Correct 8 ms 40028 KB Output is correct
26 Correct 8 ms 40024 KB Output is correct
27 Correct 6 ms 40028 KB Output is correct
28 Correct 7 ms 40028 KB Output is correct
29 Correct 30 ms 40704 KB Output is correct
30 Correct 34 ms 40696 KB Output is correct
31 Correct 8 ms 40540 KB Output is correct
32 Correct 28 ms 40552 KB Output is correct
33 Correct 9 ms 40540 KB Output is correct
34 Correct 7 ms 40328 KB Output is correct
35 Correct 26 ms 40592 KB Output is correct
36 Correct 8 ms 40540 KB Output is correct
37 Correct 10 ms 40588 KB Output is correct
38 Correct 23 ms 40552 KB Output is correct
39 Correct 28 ms 40580 KB Output is correct
40 Correct 28 ms 40548 KB Output is correct
41 Correct 18 ms 40540 KB Output is correct
42 Correct 9 ms 40380 KB Output is correct
43 Correct 10 ms 40428 KB Output is correct
44 Correct 27 ms 40540 KB Output is correct
45 Correct 8 ms 40536 KB Output is correct
46 Correct 24 ms 40548 KB Output is correct
47 Correct 9 ms 40536 KB Output is correct
48 Correct 11 ms 40540 KB Output is correct
49 Correct 7 ms 40540 KB Output is correct
50 Correct 7 ms 40092 KB Output is correct
51 Correct 8 ms 40076 KB Output is correct
52 Execution timed out 4078 ms 69144 KB Time limit exceeded
53 Halted 0 ms 0 KB -

Subtask #7
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 40076 KB Output is correct
2 Correct 5 ms 40028 KB Output is correct
3 Correct 7 ms 40028 KB Output is correct
4 Correct 7 ms 40028 KB Output is correct
5 Correct 7 ms 40024 KB Output is correct
6 Correct 6 ms 40096 KB Output is correct
7 Correct 7 ms 40028 KB Output is correct
8 Correct 8 ms 40028 KB Output is correct
9 Correct 7 ms 40132 KB Output is correct
10 Correct 6 ms 40028 KB Output is correct
11 Correct 8 ms 40160 KB Output is correct
12 Correct 5 ms 40028 KB Output is correct
13 Correct 8 ms 40028 KB Output is correct
14 Correct 7 ms 40028 KB Output is correct
15 Correct 5 ms 40100 KB Output is correct
16 Correct 6 ms 40028 KB Output is correct
17 Correct 6 ms 40100 KB Output is correct
18 Correct 7 ms 40024 KB Output is correct
19 Correct 7 ms 40156 KB Output is correct
20 Correct 6 ms 40028 KB Output is correct
21 Correct 6 ms 40028 KB Output is correct
22 Correct 6 ms 40028 KB Output is correct
23 Correct 6 ms 40024 KB Output is correct
24 Correct 8 ms 40160 KB Output is correct
25 Correct 8 ms 40028 KB Output is correct
26 Correct 8 ms 40024 KB Output is correct
27 Correct 6 ms 40028 KB Output is correct
28 Correct 7 ms 40028 KB Output is correct
29 Correct 30 ms 40704 KB Output is correct
30 Correct 34 ms 40696 KB Output is correct
31 Correct 8 ms 40540 KB Output is correct
32 Correct 28 ms 40552 KB Output is correct
33 Correct 9 ms 40540 KB Output is correct
34 Correct 7 ms 40328 KB Output is correct
35 Correct 26 ms 40592 KB Output is correct
36 Correct 8 ms 40540 KB Output is correct
37 Correct 10 ms 40588 KB Output is correct
38 Correct 23 ms 40552 KB Output is correct
39 Correct 28 ms 40580 KB Output is correct
40 Correct 28 ms 40548 KB Output is correct
41 Correct 18 ms 40540 KB Output is correct
42 Correct 9 ms 40380 KB Output is correct
43 Correct 10 ms 40428 KB Output is correct
44 Correct 27 ms 40540 KB Output is correct
45 Correct 8 ms 40536 KB Output is correct
46 Correct 24 ms 40548 KB Output is correct
47 Correct 9 ms 40536 KB Output is correct
48 Correct 11 ms 40540 KB Output is correct
49 Correct 7 ms 40540 KB Output is correct
50 Correct 7 ms 40092 KB Output is correct
51 Correct 8 ms 40076 KB Output is correct
52 Execution timed out 4078 ms 69144 KB Time limit exceeded
53 Halted 0 ms 0 KB -