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Submission #1054928

# Submission time Handle Problem Language Result Execution time Memory
1054928 2024-08-12T13:07:44 Z KebabuVaikis15 Palembang Bridges (APIO15_bridge) C++14
31 / 100
 2000 ms 10704 KB 
///Gyvenimas grazus
#include <bits/stdc++.h>
using namespace std;

const int MAXN=100000;
long long k, n, pradSuma=0, suma=0;
char a[MAXN], b[MAXN];
long long x[MAXN], y[MAXN];

vector<tuple<long long, long long>> keliai;
long long dPtr=0;
long long dKairej=0, dDesinej;

vector<pair<long long, long long>> pertiltinesPoros;

long long skaiciuok(long long pos1, long long pos2)
{
    long long val=0;
    for (auto i:pertiltinesPoros)
    {
        if ((i.first<=pos1 && pos1<=i.second) ||
            (i.first<=pos2 && pos2<=i.second))
            continue;
        val+=2ll*min(min(abs(i.first-pos1), abs(i.second-pos1)), min(abs(i.first-pos2), abs(i.second-pos2)));
    }
    return val;
}

void tinkintDesine(long long id1, long long id2)
{
    while (dKairej<dDesinej)
    {
        long long pradPos=get<0>(keliai[dPtr]);
        dPtr++;
        suma-=2ll*(get<0>(keliai[dPtr])-pradPos)*(dDesinej-dKairej);
        if (get<1>(keliai[dPtr])==0)
            dDesinej--;
        else
            dKairej++;
    }
}

int main()
{
    cin>>k>>n;
    for (int i=0; i<n; i++)
    {
        cin>>a[i]>>x[i]>>b[i]>>y[i];
        if (x[i]>y[i])
            swap(x[i], y[i]);
        pradSuma+=y[i]-x[i];
        if (a[i]!=b[i])
        {
            pradSuma++;
            keliai.push_back(make_tuple(x[i], 0));
            keliai.push_back(make_tuple(y[i], 1));
            pertiltinesPoros.push_back({x[i], y[i]});
        }
    }
    keliai.push_back(make_tuple(0, 0));
    sort(keliai.begin(), keliai.end());
    if (keliai.size()==1)
    {
        cout<<pradSuma<<endl;
        return 0;
    }
    for (int i=0; i<n; i++)
        if (a[i]!=b[i])
            suma+=2ll*x[i];
    dDesinej=keliai.size()/2;
    tinkintDesine(-1, -1);
    if (k==1)
    {
        cout<<pradSuma+suma<<endl;
        return 0;
    }
    long long ats=LONG_MAX;
    for (int i=1; i<keliai.size(); i++)
        for (int j=i; j<keliai.size(); j++)
            ats=min(ats, pradSuma+skaiciuok(get<0>(keliai[i]), get<0>(keliai[j])));
    cout<<ats;
}

Compilation message

bridge.cpp: In function 'int main()':
bridge.cpp:78:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   78 |     for (int i=1; i<keliai.size(); i++)
      |                   ~^~~~~~~~~~~~~~
bridge.cpp:79:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |         for (int j=i; j<keliai.size(); j++)
      |                       ~^~~~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 448 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 560 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 456 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 28 ms 9612 KB Output is correct
13 Correct 64 ms 10704 KB Output is correct
14 Correct 40 ms 9664 KB Output is correct
15 Correct 37 ms 6108 KB Output is correct
16 Correct 44 ms 10680 KB Output is correct
17 Correct 63 ms 10480 KB Output is correct
18 Correct 49 ms 10168 KB Output is correct
19 Correct 70 ms 10484 KB Output is correct
20 Correct 47 ms 10224 KB Output is correct
21 Correct 54 ms 10176 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 3 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 444 KB Output is correct
8 Correct 5 ms 348 KB Output is correct
9 Correct 3 ms 360 KB Output is correct
10 Correct 5 ms 464 KB Output is correct
11 Correct 3 ms 348 KB Output is correct
12 Correct 5 ms 348 KB Output is correct

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 2 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 2 ms 348 KB Output is correct
8 Correct 5 ms 348 KB Output is correct
9 Correct 3 ms 348 KB Output is correct
10 Correct 5 ms 468 KB Output is correct
11 Correct 3 ms 348 KB Output is correct
12 Correct 5 ms 472 KB Output is correct
13 Correct 1789 ms 520 KB Output is correct
14 Execution timed out 2040 ms 348 KB Time limit exceeded
15 Halted 0 ms 0 KB -

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 3 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 5 ms 348 KB Output is correct
9 Correct 3 ms 348 KB Output is correct
10 Correct 5 ms 348 KB Output is correct
11 Correct 3 ms 348 KB Output is correct
12 Correct 5 ms 348 KB Output is correct
13 Correct 1788 ms 348 KB Output is correct
14 Execution timed out 2073 ms 348 KB Time limit exceeded
15 Halted 0 ms 0 KB -