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Submission #729579

# Submission time Handle Problem Language Result Execution time Memory
729579 2023-04-24T09:18:33 Z danikoynov Strange Device (APIO19_strange_device) C++14
0 / 100
 5000 ms 524288 KB 
#include<bits/stdc++.h>
#define endl '\n'

using namespace std;
typedef long long ll;

void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}

const int maxn = 1e6 + 10;

int n;
ll l[maxn], r[maxn];
ll A, B;


void solve()
{
    cin >> n >> A >> B;
    for (int i = 1; i <= n; i ++)
    {
        cin >> l[i] >> r[i];
    }

    if ((ll)(A * B) / A != B)
    {
        while(true);
        ll ans = 0;
        for (int i = 1; i <= n; i ++)
        {
            ans = ans + (r[i] - l[i] + 1);
        }
        cout << ans << endl;
        return;
    }
    unordered_set < ll > st;
    for (int i = 1; i <= n; i ++)
    {

        for (ll j = l[i]; j <= r[i]; j ++)
        {
            st.insert(j % (A * B));
        }
    }

    cout << st.size() << endl;
}

int main()
{
    solve();
    return 0;
}
/**
7 3
4 1 3 4 0 2 3
*/

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 33 ms 9884 KB Output is correct
3 Correct 39 ms 11924 KB Output is correct
4 Incorrect 4 ms 852 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 798 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 48 ms 21784 KB Output is correct
3 Correct 47 ms 21664 KB Output is correct
4 Correct 48 ms 21032 KB Output is correct
5 Execution timed out 5027 ms 58524 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1483 ms 58560 KB Output is correct
3 Runtime error 2097 ms 524288 KB Execution killed with signal 9
4 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 Correct 1483 ms 58560 KB Output is correct
3 Runtime error 2097 ms 524288 KB Execution killed with signal 9
4 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 Correct 1483 ms 58560 KB Output is correct
3 Runtime error 2097 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Runtime error 938 ms 524288 KB Execution killed with signal 9
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 Correct 33 ms 9884 KB Output is correct
3 Correct 39 ms 11924 KB Output is correct
4 Incorrect 4 ms 852 KB Output isn't correct
5 Halted 0 ms 0 KB -