oj.uz

Submission #1096933

# Submission time Handle Problem Language Result Execution time Memory
1096933 2024-10-05T13:13:44 Z ivaziva Monthly railway pass (LMIO18_menesinis_bilietas) C++14
65 / 100
 240 ms 43120 KB 
#include <bits/stdc++.h>

using namespace std;

#define MAXN 200001

int n,m;
vector<int> adj[2][MAXN];
int komp[MAXN],siz[MAXN],tren=0;
bool pos[MAXN];
vector<int> koren;
set<int> komponente;

void dfs(int node)
{
    pos[node]=true;komp[node]=tren;siz[tren]++;
    for (int sled:adj[0][node])
    {
        if (pos[sled]==true) continue;
        else dfs(sled);
    }
}

void dfs1(int node)
{
    pos[node]=true;
    for (int sled:adj[1][node]) 
    {
        if (komp[sled]==komp[node]) continue;
        else komponente.insert(komp[sled]);
    }
    for (int sled:adj[0][node])
    {
        if (pos[sled]==true) continue;
        else dfs1(sled);
    }
}

int main()
{
    cin>>n>>m;
    for (int i=1;i<=m;i++)
    {
        int x,y;cin>>x>>y;char c;cin>>c;
        if (c=='T') {adj[0][x].push_back(y);adj[0][y].push_back(x);}
        else {adj[1][x].push_back(y);adj[1][y].push_back(x);}
    }
    koren.push_back(0);
    for (int i=1;i<=n;i++)
    {
        if (pos[i]==true) continue;
        else {koren.push_back(i);tren++;dfs(i);}
    }
    for (int i=1;i<=n;i++) pos[i]=false;
    int ans=0;
    for (int i=1;i<=tren;i++)
    {
        dfs1(koren[i]);
        if (komponente.size()==tren-1) ans+=siz[i];
        komponente.clear();
    }
    cout<<ans<<endl;
}

Compilation message

menesinis_bilietas.cpp: In function 'int main()':
menesinis_bilietas.cpp:59:30: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   59 |         if (komponente.size()==tren-1) ans+=siz[i];
      |             ~~~~~~~~~~~~~~~~~^~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 240 ms 43120 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Runtime error 15 ms 25028 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 5 ms 9836 KB Output is correct
4 Correct 7 ms 9820 KB Output is correct
5 Correct 8 ms 9816 KB Output is correct
6 Correct 6 ms 9820 KB Output is correct
7 Correct 6 ms 9820 KB Output is correct
8 Correct 5 ms 9820 KB Output is correct
9 Correct 8 ms 10076 KB Output is correct
10 Correct 5 ms 9820 KB Output is correct
11 Correct 5 ms 9820 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 5 ms 9820 KB Output is correct
14 Correct 6 ms 9820 KB Output is correct
15 Correct 6 ms 9820 KB Output is correct
16 Correct 5 ms 9820 KB Output is correct
17 Correct 4 ms 9820 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct
19 Correct 5 ms 9820 KB Output is correct
20 Correct 7 ms 9820 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 5 ms 9836 KB Output is correct
4 Correct 7 ms 9820 KB Output is correct
5 Correct 8 ms 9816 KB Output is correct
6 Correct 6 ms 9820 KB Output is correct
7 Correct 6 ms 9820 KB Output is correct
8 Correct 5 ms 9820 KB Output is correct
9 Correct 8 ms 10076 KB Output is correct
10 Correct 5 ms 9820 KB Output is correct
11 Correct 5 ms 9820 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 5 ms 9820 KB Output is correct
14 Correct 6 ms 9820 KB Output is correct
15 Correct 6 ms 9820 KB Output is correct
16 Correct 5 ms 9820 KB Output is correct
17 Correct 4 ms 9820 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct
19 Correct 5 ms 9820 KB Output is correct
20 Correct 7 ms 9820 KB Output is correct
21 Correct 16 ms 10584 KB Output is correct
22 Correct 162 ms 19540 KB Output is correct
23 Correct 58 ms 13260 KB Output is correct
24 Correct 86 ms 14404 KB Output is correct
25 Correct 50 ms 12368 KB Output is correct
26 Correct 95 ms 14672 KB Output is correct
27 Correct 6 ms 10072 KB Output is correct
28 Correct 15 ms 11220 KB Output is correct
29 Correct 19 ms 11356 KB Output is correct
30 Correct 73 ms 12988 KB Output is correct

Subtask #5
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 5 ms 9836 KB Output is correct
4 Correct 7 ms 9820 KB Output is correct
5 Correct 8 ms 9816 KB Output is correct
6 Correct 6 ms 9820 KB Output is correct
7 Correct 6 ms 9820 KB Output is correct
8 Correct 5 ms 9820 KB Output is correct
9 Correct 8 ms 10076 KB Output is correct
10 Correct 5 ms 9820 KB Output is correct
11 Correct 5 ms 9820 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 5 ms 9820 KB Output is correct
14 Correct 6 ms 9820 KB Output is correct
15 Correct 6 ms 9820 KB Output is correct
16 Correct 16 ms 10584 KB Output is correct
17 Correct 162 ms 19540 KB Output is correct
18 Correct 58 ms 13260 KB Output is correct
19 Correct 86 ms 14404 KB Output is correct
20 Correct 50 ms 12368 KB Output is correct
21 Correct 95 ms 14672 KB Output is correct
22 Runtime error 240 ms 43120 KB Execution killed with signal 11
23 Halted 0 ms 0 KB -