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Submission #965243

# Submission time Handle Problem Language Result Execution time Memory
965243 2024-04-18T08:51:43 Z AtabayRajabli Wish (LMIO19_noras) C++17
93 / 100
 123 ms 10872 KB 
#include <bits/stdc++.h>

// author : a1abay

#define all(v)      v.begin(), v.end()
#define GCD(a, b)   __gcd(a, b)
#define LCM(a, b)   (a*b / (__gcd(a, b)))
#define int         ll

typedef long long           ll;
typedef long double         ld;
const int inf =             1e9 + 7;
const int inff =            (int)1e18 + 7;
const int sz =              2e5 + 5;
using namespace             std;

int n;
ld r;
vector<array<int, 2>> v;

int disc(int a, int b, int c)
{
    return b * b - 4 * a * c;
}

ld get(ld a, ld b, ld d)
{
    return (-b - sqrtl(d)) / (2 * a);
}

ld get2(ld a, ld b, ld d)
{
    return (-b + sqrtl(d)) / (2 * a);
}

signed main()   
{       
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    cin >> n >> r;
    
    for(int i = 1; i <= n; i++)
    {
        int a, b, c, d;
        cin >> a >> b >> c >> d;
        c -= a;
        d -= b;
        int ds = disc(c * c + d * d, 2 * a * c + 2 * b * d, a * a + b * b - r * r);
        if(ds < 0)continue;
        ld x1 = get(c * c + d * d, 2 * a * c + 2 * b * d, ds);
        ld x2 = get2(c * c + d * d, 2 * a * c + 2 * b * d, ds);
        if(x1 > x2)swap(x1, x2);
        if(x2 < 0)continue;
        x1 = ceil(x1);
        x2 = floor(x2);
        if(x1 > x2)continue;
        v.push_back({(int)x1, 1});
        v.push_back({(int)x2 + 1, -1});
    }

    int s = 0, mx = 0;
    sort(all(v));
    for(auto i : v)
    {
        s += i[1];
        mx = max(mx, s);
    }
    cout << mx;
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 476 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 508 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 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 476 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 508 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 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 39 ms 5652 KB Output is correct
24 Correct 46 ms 6348 KB Output is correct
25 Correct 42 ms 4816 KB Output is correct
26 Correct 40 ms 4816 KB Output is correct
27 Correct 33 ms 2520 KB Output is correct
28 Correct 40 ms 5588 KB Output is correct
29 Correct 43 ms 5332 KB Output is correct
30 Correct 41 ms 6100 KB Output is correct
31 Correct 41 ms 4876 KB Output is correct
32 Correct 55 ms 5628 KB Output is correct
33 Correct 51 ms 6464 KB Output is correct
34 Correct 48 ms 6612 KB Output is correct
35 Correct 53 ms 6356 KB Output is correct
36 Correct 55 ms 5844 KB Output is correct
37 Correct 37 ms 2676 KB Output is correct
38 Correct 45 ms 2604 KB Output is correct
39 Correct 38 ms 2520 KB Output is correct
40 Correct 35 ms 2516 KB Output is correct
41 Correct 36 ms 2520 KB Output is correct
42 Correct 39 ms 2512 KB Output is correct
43 Correct 115 ms 9620 KB Output is correct
44 Correct 108 ms 10152 KB Output is correct
45 Correct 108 ms 9184 KB Output is correct
46 Correct 112 ms 9660 KB Output is correct
47 Correct 118 ms 9228 KB Output is correct
48 Correct 98 ms 10416 KB Output is correct
49 Correct 104 ms 9980 KB Output is correct
50 Correct 109 ms 9020 KB Output is correct
51 Correct 96 ms 10824 KB Output is correct
52 Correct 103 ms 9032 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 476 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 508 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 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 528 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 476 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 508 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 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 39 ms 5652 KB Output is correct
24 Correct 46 ms 6348 KB Output is correct
25 Correct 42 ms 4816 KB Output is correct
26 Correct 40 ms 4816 KB Output is correct
27 Correct 33 ms 2520 KB Output is correct
28 Correct 40 ms 5588 KB Output is correct
29 Correct 43 ms 5332 KB Output is correct
30 Correct 41 ms 6100 KB Output is correct
31 Correct 41 ms 4876 KB Output is correct
32 Correct 55 ms 5628 KB Output is correct
33 Correct 51 ms 6464 KB Output is correct
34 Correct 48 ms 6612 KB Output is correct
35 Correct 53 ms 6356 KB Output is correct
36 Correct 55 ms 5844 KB Output is correct
37 Correct 37 ms 2676 KB Output is correct
38 Correct 45 ms 2604 KB Output is correct
39 Correct 38 ms 2520 KB Output is correct
40 Correct 35 ms 2516 KB Output is correct
41 Correct 36 ms 2520 KB Output is correct
42 Correct 39 ms 2512 KB Output is correct
43 Correct 115 ms 9620 KB Output is correct
44 Correct 108 ms 10152 KB Output is correct
45 Correct 108 ms 9184 KB Output is correct
46 Correct 112 ms 9660 KB Output is correct
47 Correct 118 ms 9228 KB Output is correct
48 Correct 98 ms 10416 KB Output is correct
49 Correct 104 ms 9980 KB Output is correct
50 Correct 109 ms 9020 KB Output is correct
51 Correct 96 ms 10824 KB Output is correct
52 Correct 103 ms 9032 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 1 ms 344 KB Output is correct
55 Correct 1 ms 528 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 1 ms 348 KB Output is correct
59 Correct 42 ms 6344 KB Output is correct
60 Correct 36 ms 2520 KB Output is correct
61 Correct 39 ms 2528 KB Output is correct
62 Correct 39 ms 2520 KB Output is correct
63 Correct 39 ms 2520 KB Output is correct
64 Correct 43 ms 2676 KB Output is correct
65 Correct 43 ms 3540 KB Output is correct
66 Correct 46 ms 2560 KB Output is correct
67 Correct 39 ms 2444 KB Output is correct
68 Correct 60 ms 5828 KB Output is correct
69 Correct 52 ms 5332 KB Output is correct
70 Correct 52 ms 5036 KB Output is correct
71 Correct 54 ms 5100 KB Output is correct
72 Correct 61 ms 5336 KB Output is correct
73 Correct 36 ms 2508 KB Output is correct
74 Correct 38 ms 5332 KB Output is correct
75 Correct 43 ms 5296 KB Output is correct
76 Correct 38 ms 2516 KB Output is correct
77 Correct 111 ms 10872 KB Output is correct
78 Correct 107 ms 10056 KB Output is correct
79 Correct 109 ms 9720 KB Output is correct
80 Correct 111 ms 10180 KB Output is correct
81 Correct 123 ms 10480 KB Output is correct
82 Correct 117 ms 8844 KB Output is correct
83 Correct 105 ms 10248 KB Output is correct
84 Correct 103 ms 9032 KB Output is correct
85 Correct 109 ms 10468 KB Output is correct
86 Correct 112 ms 9404 KB Output is correct

Subtask #5
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 476 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 508 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 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 39 ms 5652 KB Output is correct
24 Correct 46 ms 6348 KB Output is correct
25 Correct 42 ms 4816 KB Output is correct
26 Correct 40 ms 4816 KB Output is correct
27 Correct 33 ms 2520 KB Output is correct
28 Correct 40 ms 5588 KB Output is correct
29 Correct 43 ms 5332 KB Output is correct
30 Correct 41 ms 6100 KB Output is correct
31 Correct 41 ms 4876 KB Output is correct
32 Correct 55 ms 5628 KB Output is correct
33 Correct 51 ms 6464 KB Output is correct
34 Correct 48 ms 6612 KB Output is correct
35 Correct 53 ms 6356 KB Output is correct
36 Correct 55 ms 5844 KB Output is correct
37 Correct 37 ms 2676 KB Output is correct
38 Correct 45 ms 2604 KB Output is correct
39 Correct 38 ms 2520 KB Output is correct
40 Correct 35 ms 2516 KB Output is correct
41 Correct 36 ms 2520 KB Output is correct
42 Correct 39 ms 2512 KB Output is correct
43 Correct 115 ms 9620 KB Output is correct
44 Correct 108 ms 10152 KB Output is correct
45 Correct 108 ms 9184 KB Output is correct
46 Correct 112 ms 9660 KB Output is correct
47 Correct 118 ms 9228 KB Output is correct
48 Correct 98 ms 10416 KB Output is correct
49 Correct 104 ms 9980 KB Output is correct
50 Correct 109 ms 9020 KB Output is correct
51 Correct 96 ms 10824 KB Output is correct
52 Correct 103 ms 9032 KB Output is correct
53 Correct 42 ms 6344 KB Output is correct
54 Correct 36 ms 2520 KB Output is correct
55 Correct 39 ms 2528 KB Output is correct
56 Correct 39 ms 2520 KB Output is correct
57 Correct 39 ms 2520 KB Output is correct
58 Correct 43 ms 2676 KB Output is correct
59 Correct 43 ms 3540 KB Output is correct
60 Correct 46 ms 2560 KB Output is correct
61 Correct 39 ms 2444 KB Output is correct
62 Correct 60 ms 5828 KB Output is correct
63 Correct 52 ms 5332 KB Output is correct
64 Correct 52 ms 5036 KB Output is correct
65 Correct 54 ms 5100 KB Output is correct
66 Correct 61 ms 5336 KB Output is correct
67 Correct 36 ms 2508 KB Output is correct
68 Correct 38 ms 5332 KB Output is correct
69 Correct 43 ms 5296 KB Output is correct
70 Correct 38 ms 2516 KB Output is correct
71 Correct 111 ms 10872 KB Output is correct
72 Correct 107 ms 10056 KB Output is correct
73 Correct 109 ms 9720 KB Output is correct
74 Correct 111 ms 10180 KB Output is correct
75 Correct 123 ms 10480 KB Output is correct
76 Correct 117 ms 8844 KB Output is correct
77 Correct 105 ms 10248 KB Output is correct
78 Correct 103 ms 9032 KB Output is correct
79 Correct 109 ms 10468 KB Output is correct
80 Correct 112 ms 9404 KB Output is correct
81 Correct 1 ms 348 KB Output is correct
82 Correct 1 ms 344 KB Output is correct
83 Correct 1 ms 528 KB Output is correct
84 Correct 1 ms 348 KB Output is correct
85 Correct 1 ms 348 KB Output is correct
86 Correct 1 ms 348 KB Output is correct
87 Incorrect 43 ms 2520 KB Output isn't correct
88 Halted 0 ms 0 KB -