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Submission #582928

# Submission time Handle Problem Language Result Execution time Memory
582928 2022-06-24T15:17:36 Z groshi Strange Device (APIO19_strange_device) C++17
100 / 100
 557 ms 77788 KB 
#include<iostream>
#include<vector>
#include<algorithm>
#include<utility>
#include<string>
#include<queue>
using namespace std;
#define int long long
vector<pair<int,int> > Q,pom;
int32_t main()
{
    cin.tie(0);
    cout.tie(0);
    ios_base::sync_with_stdio(0);
    long long n,a,b,x,y;
    cin>>n>>a>>b;
    for(int i=1;i<=n;i++)
    {
        cin>>x>>y;
        Q.push_back({x,y});
    }
    sort(Q.begin(),Q.end());
    bool cale=0;
    int cos=a*b/__gcd(a,b+1);
    if(1e18/a>=b)
        for(int i=0;i<Q.size();i++)
        {
            if(Q[i].second-Q[i].first+1>=cos)
                cale=1;
        }
    else{
        int suma=0;
        for(int i=0;i<Q.size();i++)
            suma+=(Q[i].second-Q[i].first+1);
        cout<<suma;
        return 0;
    }
    if(cale==1)
    {
        cout<<a*b;
        return 0;
    }
    for(int i=0;i<Q.size();i++)
    {
        if(Q[i].second%cos>=Q[i].first%cos)
        pom.push_back({Q[i].first%cos,Q[i].second%cos});
        else{
            pom.push_back({Q[i].first%cos,cos-1});
            pom.push_back({0,Q[i].second%cos});
        }
    }
    sort(pom.begin(),pom.end());
    int wynik=0;
    int maxx=-1;
    maxx=pom[0].second;
    int pocz=pom[0].first;
    for(int i=1;i<pom.size();i++)
    {
        if(pom[i].first>maxx)
        {
            wynik+=maxx-pocz+1;
            pocz=pom[i].first;
            maxx=pom[i].second;
        }
        else maxx=max(maxx,pom[i].second);
    }
    wynik+=maxx-pocz+1;
    cout<<wynik;
    return 0;
}

Compilation message

strange_device.cpp: In function 'int32_t main()':
strange_device.cpp:26:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |         for(int i=0;i<Q.size();i++)
      |                     ~^~~~~~~~~
strange_device.cpp:33:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |         for(int i=0;i<Q.size();i++)
      |                     ~^~~~~~~~~
strange_device.cpp:43:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |     for(int i=0;i<Q.size();i++)
      |                 ~^~~~~~~~~
strange_device.cpp:57:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |     for(int i=1;i<pom.size();i++)
      |                 ~^~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 6 ms 856 KB Output is correct
3 Correct 4 ms 856 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 316 KB Output is correct
12 Correct 1 ms 320 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 6 ms 1176 KB Output is correct
17 Correct 57 ms 8644 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 358 ms 40560 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 451 ms 40696 KB Output is correct
3 Correct 438 ms 40544 KB Output is correct
4 Correct 500 ms 77704 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 451 ms 40696 KB Output is correct
3 Correct 438 ms 40544 KB Output is correct
4 Correct 500 ms 77704 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 490 ms 77652 KB Output is correct
7 Correct 483 ms 77756 KB Output is correct
8 Correct 466 ms 77728 KB Output is correct
9 Correct 499 ms 77672 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 451 ms 40696 KB Output is correct
3 Correct 438 ms 40544 KB Output is correct
4 Correct 500 ms 77704 KB Output is correct
5 Correct 1 ms 312 KB Output is correct
6 Correct 52 ms 8620 KB Output is correct
7 Correct 52 ms 8632 KB Output is correct
8 Correct 46 ms 8644 KB Output is correct
9 Correct 49 ms 8648 KB Output is correct
10 Correct 45 ms 8688 KB Output is correct
11 Correct 53 ms 8580 KB Output is correct
12 Correct 49 ms 8624 KB Output is correct
13 Correct 48 ms 8576 KB Output is correct
14 Correct 42 ms 8716 KB Output is correct
15 Correct 51 ms 8568 KB Output is correct
16 Correct 48 ms 8664 KB Output is correct
17 Correct 52 ms 8652 KB Output is correct
18 Correct 455 ms 77720 KB Output is correct
19 Correct 453 ms 77760 KB Output is correct
20 Correct 533 ms 77664 KB Output is correct
21 Correct 47 ms 8620 KB Output is correct
22 Correct 45 ms 8608 KB Output is correct
23 Correct 162 ms 30520 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 49 ms 4960 KB Output is correct
3 Correct 44 ms 4916 KB Output is correct
4 Correct 488 ms 40480 KB Output is correct
5 Correct 48 ms 4928 KB Output is correct
6 Correct 43 ms 4904 KB Output is correct
7 Correct 43 ms 4948 KB Output is correct
8 Correct 45 ms 4896 KB Output is correct
9 Correct 47 ms 4904 KB Output is correct
10 Correct 51 ms 4920 KB Output is correct
11 Correct 54 ms 4952 KB Output is correct
12 Correct 41 ms 4936 KB Output is correct
13 Correct 43 ms 4932 KB Output is correct
14 Correct 466 ms 40628 KB Output is correct
15 Correct 48 ms 4932 KB Output is correct
16 Correct 475 ms 77720 KB Output is correct
17 Correct 493 ms 77684 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #8
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 6 ms 856 KB Output is correct
3 Correct 4 ms 856 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 316 KB Output is correct
12 Correct 1 ms 320 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 6 ms 1176 KB Output is correct
17 Correct 57 ms 8644 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 358 ms 40560 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 451 ms 40696 KB Output is correct
31 Correct 438 ms 40544 KB Output is correct
32 Correct 500 ms 77704 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 490 ms 77652 KB Output is correct
35 Correct 483 ms 77756 KB Output is correct
36 Correct 466 ms 77728 KB Output is correct
37 Correct 499 ms 77672 KB Output is correct
38 Correct 1 ms 312 KB Output is correct
39 Correct 52 ms 8620 KB Output is correct
40 Correct 52 ms 8632 KB Output is correct
41 Correct 46 ms 8644 KB Output is correct
42 Correct 49 ms 8648 KB Output is correct
43 Correct 45 ms 8688 KB Output is correct
44 Correct 53 ms 8580 KB Output is correct
45 Correct 49 ms 8624 KB Output is correct
46 Correct 48 ms 8576 KB Output is correct
47 Correct 42 ms 8716 KB Output is correct
48 Correct 51 ms 8568 KB Output is correct
49 Correct 48 ms 8664 KB Output is correct
50 Correct 52 ms 8652 KB Output is correct
51 Correct 455 ms 77720 KB Output is correct
52 Correct 453 ms 77760 KB Output is correct
53 Correct 533 ms 77664 KB Output is correct
54 Correct 47 ms 8620 KB Output is correct
55 Correct 45 ms 8608 KB Output is correct
56 Correct 162 ms 30520 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 49 ms 4960 KB Output is correct
59 Correct 44 ms 4916 KB Output is correct
60 Correct 488 ms 40480 KB Output is correct
61 Correct 48 ms 4928 KB Output is correct
62 Correct 43 ms 4904 KB Output is correct
63 Correct 43 ms 4948 KB Output is correct
64 Correct 45 ms 4896 KB Output is correct
65 Correct 47 ms 4904 KB Output is correct
66 Correct 51 ms 4920 KB Output is correct
67 Correct 54 ms 4952 KB Output is correct
68 Correct 41 ms 4936 KB Output is correct
69 Correct 43 ms 4932 KB Output is correct
70 Correct 466 ms 40628 KB Output is correct
71 Correct 48 ms 4932 KB Output is correct
72 Correct 475 ms 77720 KB Output is correct
73 Correct 493 ms 77684 KB Output is correct
74 Correct 1 ms 212 KB Output is correct
75 Correct 1 ms 212 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 1 ms 212 KB Output is correct
79 Correct 6 ms 1240 KB Output is correct
80 Correct 557 ms 77644 KB Output is correct
81 Correct 554 ms 77664 KB Output is correct
82 Correct 539 ms 77776 KB Output is correct
83 Correct 539 ms 77732 KB Output is correct
84 Correct 551 ms 77788 KB Output is correct
85 Correct 505 ms 77652 KB Output is correct
86 Correct 155 ms 30460 KB Output is correct
87 Correct 1 ms 212 KB Output is correct