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Submission #1068814

# Submission time Handle Problem Language Result Execution time Memory
1068814 2024-08-21T12:20:25 Z alexdd Strange Device (APIO19_strange_device) C++17
65 / 100
 1391 ms 78676 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
int gcd(int x, int y)
{
    while(x>0)
    {
        int r = y%x;
        y=x;
        x=r;
    }
    return y;
}
set<pair<__int128,__int128>> s;
void baga(__int128 le, __int128 ri)
{
    if(s.empty())
    {
        s.insert({le,ri});
        return;
    }
    auto it = s.lower_bound({le+1,-1});
    if(it!=s.begin()) it--;
    while(it!=s.end())
    {
        if((*it).first > ri)
            break;
        else if((*it).second < le)
        {
            it++;
        }
        else
        {
            le = min(le, (*it).first);
            ri = max(ri, (*it).second);
            it = s.erase(it);
        }
    }
    s.insert({le,ri});
}
void afis(__int128 x)
{
    vector<int> cif;
    __int128 zece=10;
    while(x>0)
    {
        cif.push_back(x%zece);
        x/=zece;
    }
    reverse(cif.begin(),cif.end());
    for(auto c:cif) cout<<c;
}
signed main()
{
    int n,A,B;
    cin>>n>>A>>B;
    A = A / gcd(A,B+1);
    __int128 le,ri;

    __int128 copA=A,copB=B;
    __int128 prod=copA*copB;

    int cle,cri;
    for(int i=1;i<=n;i++)
    {
        cin>>cle>>cri;
        le=cle;
        ri=cri;
        if(le==ri)
        {
            baga(le%prod,le%prod);
            continue;
        }
        le = le%prod;
        ri = ri%prod;
        if(le<ri)
        {
            baga(le,ri);
        }
        else
        {
            baga(le,prod-1);
            baga(0,ri);
        }
    }
    __int128 cnt=0;
    for(auto it:s)
    {
        cnt += it.second-it.first+1;
    }
    afis(cnt);
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 11 ms 1160 KB Output is correct
3 Correct 19 ms 1040 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 12 ms 1104 KB Output is correct
17 Correct 131 ms 8088 KB Output is correct
18 Correct 1 ms 344 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 755 ms 404 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1298 ms 78416 KB Output is correct
3 Correct 1182 ms 78676 KB Output is correct
4 Correct 1373 ms 78436 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1298 ms 78416 KB Output is correct
3 Correct 1182 ms 78676 KB Output is correct
4 Correct 1373 ms 78436 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1391 ms 78620 KB Output is correct
7 Correct 1258 ms 78500 KB Output is correct
8 Correct 1246 ms 78560 KB Output is correct
9 Correct 1375 ms 78664 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1298 ms 78416 KB Output is correct
3 Correct 1182 ms 78676 KB Output is correct
4 Correct 1373 ms 78436 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 174 ms 8040 KB Output is correct
7 Correct 141 ms 8016 KB Output is correct
8 Correct 128 ms 8016 KB Output is correct
9 Correct 140 ms 8136 KB Output is correct
10 Correct 106 ms 8068 KB Output is correct
11 Correct 106 ms 8016 KB Output is correct
12 Correct 108 ms 8036 KB Output is correct
13 Correct 147 ms 8204 KB Output is correct
14 Correct 112 ms 8028 KB Output is correct
15 Correct 140 ms 8116 KB Output is correct
16 Correct 113 ms 8060 KB Output is correct
17 Correct 130 ms 8024 KB Output is correct
18 Correct 1194 ms 78420 KB Output is correct
19 Correct 1108 ms 78468 KB Output is correct
20 Correct 1170 ms 78472 KB Output is correct
21 Correct 105 ms 8020 KB Output is correct
22 Correct 103 ms 8020 KB Output is correct
23 Correct 287 ms 348 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 108 ms 8124 KB Output is correct
3 Correct 114 ms 8220 KB Output is correct
4 Correct 1167 ms 78476 KB Output is correct
5 Correct 108 ms 8016 KB Output is correct
6 Correct 113 ms 8052 KB Output is correct
7 Correct 114 ms 8120 KB Output is correct
8 Correct 113 ms 8020 KB Output is correct
9 Correct 108 ms 8016 KB Output is correct
10 Correct 105 ms 7988 KB Output is correct
11 Correct 105 ms 8000 KB Output is correct
12 Correct 104 ms 8020 KB Output is correct
13 Correct 108 ms 8200 KB Output is correct
14 Correct 1188 ms 78592 KB Output is correct
15 Correct 99 ms 7248 KB Output is correct
16 Correct 1057 ms 78416 KB Output is correct
17 Correct 1069 ms 78500 KB Output is correct
18 Correct 1 ms 344 KB Output is correct

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 11 ms 1160 KB Output is correct
3 Correct 19 ms 1040 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 12 ms 1104 KB Output is correct
17 Correct 131 ms 8088 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Incorrect 1 ms 348 KB Output isn't correct
21 Halted 0 ms 0 KB -