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Submission #646021

# Submission time Handle Problem Language Result Execution time Memory
646021 2022-09-28T13:56:03 Z Tenis0206 Strange Device (APIO19_strange_device) C++11
5 / 100
 443 ms 49212 KB 
#include <bits/stdc++.h>
#define int long long

using namespace std;

int n,a,b;

vector<pair<int,int>> e;

int fr[1000005];

signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    cin>>n>>a>>b;
    for(int i=1;i<=n;i++)
    {
        int l,r;
        cin>>l>>r;
        if(r - l + 1 >= a * b)
        {
            cout<<a * b<<'\n';
            return 0;
        }
        l %= a * b;
        r %= a * b;
        if(l <= r)
        {
            e.push_back({l,r});
        }
        else
        {
            e.push_back({0,r});
            e.push_back({l,a*b-1});
        }
    }
    sort(e.begin(),e.end());
    for(auto it : e)
    {
        ++fr[it.first];
        --fr[it.second + 1];
    }
    int rez = (fr[0] > 0);
    for(int i=1;i<a*b;i++)
    {
        fr[i] += fr[i-1];
        rez += (fr[i] > 0);
    }
    cout<<rez<<'\n';
    return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 6 ms 2056 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 328 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Runtime error 1 ms 452 KB Execution killed with signal 11
4 Halted 0 ms 0 KB -

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 328 KB Output is correct
2 Correct 8 ms 7892 KB Output is correct
3 Correct 6 ms 8020 KB Output is correct
4 Correct 6 ms 6612 KB Output is correct
5 Correct 322 ms 49212 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 443 ms 47028 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 443 ms 47028 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 443 ms 47028 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 44 ms 4552 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 6 ms 2056 KB Execution killed with signal 11
3 Halted 0 ms 0 KB -