Submission #1068820

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1068820	2024-08-21T12:22:13 Z	alexdd	Strange Device (APIO19_strange_device)	C++17	100 / 100	1743 ms	115956 KB

strange_device

#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;
        }
        if(le/prod+1 < ri/prod)
        {
            afis(prod);
            return 0;
        }
        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	344 KB	Output is correct
2	Correct	11 ms	1208 KB	Output is correct
3	Correct	12 ms	1116 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	344 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	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 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	11 ms	1116 KB	Output is correct
17	Correct	148 ms	8020 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct

Subtask #2
5.0 / 5.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	604 KB	Output is correct
5	Correct	348 KB	Output is correct

Subtask #3
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	3 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	681 ms	416 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1215 ms	78416 KB	Output is correct
3	Correct	1196 ms	78672 KB	Output is correct
4	Correct	1345 ms	78492 KB	Output is correct

Subtask #5
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1215 ms	78416 KB	Output is correct
3	Correct	1196 ms	78672 KB	Output is correct
4	Correct	1345 ms	78492 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1401 ms	78580 KB	Output is correct
7	Correct	1370 ms	78672 KB	Output is correct
8	Correct	1277 ms	78468 KB	Output is correct
9	Correct	1629 ms	78524 KB	Output is correct

Subtask #6
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1215 ms	78416 KB	Output is correct
3	Correct	1196 ms	78672 KB	Output is correct
4	Correct	1345 ms	78492 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	147 ms	8016 KB	Output is correct
7	Correct	162 ms	8020 KB	Output is correct
8	Correct	109 ms	8020 KB	Output is correct
9	Correct	150 ms	8016 KB	Output is correct
10	Correct	149 ms	8160 KB	Output is correct
11	Correct	178 ms	8020 KB	Output is correct
12	Correct	113 ms	8208 KB	Output is correct
13	Correct	154 ms	8016 KB	Output is correct
14	Correct	180 ms	8020 KB	Output is correct
15	Correct	139 ms	8092 KB	Output is correct
16	Correct	154 ms	8136 KB	Output is correct
17	Correct	178 ms	8156 KB	Output is correct
18	Correct	1559 ms	78540 KB	Output is correct
19	Correct	1637 ms	78532 KB	Output is correct
20	Correct	1551 ms	78644 KB	Output is correct
21	Correct	146 ms	8048 KB	Output is correct
22	Correct	188 ms	8016 KB	Output is correct
23	Correct	302 ms	412 KB	Output is correct

Subtask #7
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	155 ms	8020 KB	Output is correct
3	Correct	123 ms	8092 KB	Output is correct
4	Correct	1517 ms	78652 KB	Output is correct
5	Correct	168 ms	8280 KB	Output is correct
6	Correct	139 ms	8020 KB	Output is correct
7	Correct	135 ms	8016 KB	Output is correct
8	Correct	134 ms	8020 KB	Output is correct
9	Correct	134 ms	8016 KB	Output is correct
10	Correct	115 ms	8276 KB	Output is correct
11	Correct	185 ms	8020 KB	Output is correct
12	Correct	148 ms	8156 KB	Output is correct
13	Correct	168 ms	8088 KB	Output is correct
14	Correct	1501 ms	78452 KB	Output is correct
15	Correct	147 ms	7252 KB	Output is correct
16	Correct	1300 ms	78468 KB	Output is correct
17	Correct	1433 ms	78568 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct

Subtask #8
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	11 ms	1208 KB	Output is correct
3	Correct	12 ms	1116 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	344 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	344 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	0 ms	348 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	11 ms	1116 KB	Output is correct
17	Correct	148 ms	8020 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	604 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	3 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	2 ms	348 KB	Output is correct
28	Correct	681 ms	416 KB	Output is correct
29	Correct	1 ms	348 KB	Output is correct
30	Correct	1215 ms	78416 KB	Output is correct
31	Correct	1196 ms	78672 KB	Output is correct
32	Correct	1345 ms	78492 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1401 ms	78580 KB	Output is correct
35	Correct	1370 ms	78672 KB	Output is correct
36	Correct	1277 ms	78468 KB	Output is correct
37	Correct	1629 ms	78524 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Correct	147 ms	8016 KB	Output is correct
40	Correct	162 ms	8020 KB	Output is correct
41	Correct	109 ms	8020 KB	Output is correct
42	Correct	150 ms	8016 KB	Output is correct
43	Correct	149 ms	8160 KB	Output is correct
44	Correct	178 ms	8020 KB	Output is correct
45	Correct	113 ms	8208 KB	Output is correct
46	Correct	154 ms	8016 KB	Output is correct
47	Correct	180 ms	8020 KB	Output is correct
48	Correct	139 ms	8092 KB	Output is correct
49	Correct	154 ms	8136 KB	Output is correct
50	Correct	178 ms	8156 KB	Output is correct
51	Correct	1559 ms	78540 KB	Output is correct
52	Correct	1637 ms	78532 KB	Output is correct
53	Correct	1551 ms	78644 KB	Output is correct
54	Correct	146 ms	8048 KB	Output is correct
55	Correct	188 ms	8016 KB	Output is correct
56	Correct	302 ms	412 KB	Output is correct
57	Correct	1 ms	348 KB	Output is correct
58	Correct	155 ms	8020 KB	Output is correct
59	Correct	123 ms	8092 KB	Output is correct
60	Correct	1517 ms	78652 KB	Output is correct
61	Correct	168 ms	8280 KB	Output is correct
62	Correct	139 ms	8020 KB	Output is correct
63	Correct	135 ms	8016 KB	Output is correct
64	Correct	134 ms	8020 KB	Output is correct
65	Correct	134 ms	8016 KB	Output is correct
66	Correct	115 ms	8276 KB	Output is correct
67	Correct	185 ms	8020 KB	Output is correct
68	Correct	148 ms	8156 KB	Output is correct
69	Correct	168 ms	8088 KB	Output is correct
70	Correct	1501 ms	78452 KB	Output is correct
71	Correct	147 ms	7252 KB	Output is correct
72	Correct	1300 ms	78468 KB	Output is correct
73	Correct	1433 ms	78568 KB	Output is correct
74	Correct	1 ms	348 KB	Output is correct
75	Correct	0 ms	348 KB	Output is correct
76	Correct	0 ms	348 KB	Output is correct
77	Correct	0 ms	348 KB	Output is correct
78	Correct	0 ms	348 KB	Output is correct
79	Correct	18 ms	1468 KB	Output is correct
80	Correct	1456 ms	115684 KB	Output is correct
81	Correct	1324 ms	115796 KB	Output is correct
82	Correct	1658 ms	115632 KB	Output is correct
83	Correct	1743 ms	115736 KB	Output is correct
84	Correct	1580 ms	115772 KB	Output is correct
85	Correct	1627 ms	115956 KB	Output is correct
86	Correct	372 ms	12828 KB	Output is correct
87	Correct	1 ms	344 KB	Output is correct

Submission #1068820

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