oj.uz

답안 #608427

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
608427 2022-07-27T07:35:35 Z arayi Jakarta Skyscrapers (APIO15_skyscraper) C++17
100 / 100
 882 ms 75252 KB 
// Arayi
#include <bits/stdc++.h>
#define fr first
#define sc second
#define MP make_pair
#define ad push_back
#define PB push_back
#define fastio                        \
    ios_base::sync_with_stdio(false); \
    cin.tie(0);                       \
    cout.tie(0);
#define lli long long int
#define y1 arayikhalatyan
#define j1 jigglypuff
#define ld long double
#define itn int
#define pir pair<int, int>
#define all(x) (x).begin(), (x).end()
#define str string
#define enl endl
#define en endl
#define cd complex<long double>
#define vcd vector<cd>
#define vii vector<int>
#define vlli vector<lli>
using namespace std;

lli gcd(lli a, lli b) { return (b == 0LL ? a : gcd(b, a % b)); }
ld dist(ld x, ld y1, ld x2, ld y2)
{
    return sqrt((x - x2) * (x - x2) + (y1 - y2) * (y1 - y2));
}
lli S(lli a)
{
    return (a * (a + 1LL)) / 2;
}
mt19937 rnd(363542);
char vow[] = {'a', 'e', 'i', 'o', 'u'};
int dx[] = {0, -1, 0, 1, -1, -1, 1, 1, 0};
int dy[] = {-1, 0, 1, 0, -1, 1, -1, 1, 0};
char dc[] = {'R', 'D', 'L', 'U'};

const int N = 2e6 + 20;
const lli mod = 1e9 + 7;
const ld pi = acos(-1);
const ld e = 1e-13;
const int T = 128;

lli bp(lli a, lli b = mod - 2LL)
{
    lli ret = 1;
    while (b)
    {
        if (b & 1)
            ret *= a, ret %= mod;
        a *= a;
        a %= mod;
        b >>= 1;
    }
    return ret;
}
ostream &operator<<(ostream &c, pir a)
{
    c << a.fr << " " << a.sc;
    return c;
}
template <class T>
void maxi(T &a, T b)
{
    a = max(a, b);
}
template <class T>
void mini(T &a, T b)
{
    a = min(a, b);
}

int n, m;
int b[N], p1[N];
int d[N][T];
vii fp[N];
int main()
{
    fastio;
    cin >> n >> m;
    for (int i = 0; i < m; i++)
    {
        cin >> b[i] >> p1[i];
        fp[b[i]].ad(i);
        d[i][0] = mod;
    }
    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < T; j++)
        {
            d[i][j] = mod;
        }
    }
    priority_queue<pair<int, pair<int, int>>> q;
    q.push(MP(0, MP(0, 0)));
    if (p1[0] < T)
        q.push(MP(0, MP(b[0], p1[0])));
    while (!q.empty())
    {
        auto p = q.top();

        q.pop();
        if (d[p.sc.fr][p.sc.sc] < mod)
            continue;
        d[p.sc.fr][p.sc.sc] = -p.fr;
        // cout << p.fr << " " << p.sc << endl;
        if (p.sc.sc == 0)
        {
            if (p1[p.sc.fr] < T)
                continue;
            for (int i = b[p.sc.fr]; i < n; i += p1[p.sc.fr])
            {
                for (auto i1 : fp[i])
                {
                    if (d[i1][0] < mod)
                        continue;
                    if (p1[i1] < T && d[i][p1[i1]] == mod)
                        q.push(MP(p.fr - ((i - b[p.sc.fr]) / p1[p.sc.fr]), MP(i, p1[i1])));
                    q.push(MP(p.fr - ((i - b[p.sc.fr]) / p1[p.sc.fr]), MP(i1, 0)));
                }
            }
            for (int i = b[p.sc.fr] - p1[p.sc.fr]; i >= 0; i -= p1[p.sc.fr])
            {
                for (auto i1 : fp[i])
                {
                    if (d[i1][0] < mod)
                        continue;
                    if (p1[i1] < T && d[i][p1[i1]] == mod)
                        q.push(MP(p.fr - ((b[p.sc.fr] - i) / p1[p.sc.fr]), MP(i, p1[i1])));
                    q.push(MP(p.fr - ((b[p.sc.fr] - i) / p1[p.sc.fr]), MP(i1, 0)));
                }
            }
        }
        else
        {
            for (auto i1 : fp[p.sc.fr])
            {
                if (d[i1][0] < mod)
                    continue;
                q.push(MP(p.fr, MP(i1, 0)));
                if (p1[i1] < T && d[p.sc.fr][p1[i1]] == mod)
                    q.push(MP(p.fr, MP(p.sc.fr, p1[i1])));
            }
            if (p.sc.fr + p.sc.sc < n && d[p.sc.fr + p.sc.sc][p.sc.sc] == mod)
                q.push(MP(p.fr - 1, MP(p.sc.fr + p.sc.sc, p.sc.sc)));
            if (p.sc.fr - p.sc.sc >= 0 && d[p.sc.fr - p.sc.sc][p.sc.sc] == mod)
                q.push(MP(p.fr - 1, MP(p.sc.fr - p.sc.sc, p.sc.sc)));
        }
    }
    if (d[1][0] == mod)
        cout << -1 << endl;
    else
        cout << d[1][0] << endl;
    return 0;
}

/*
    __
  *(><)*
    \/ /
    ||/
  --||
    ||
    /\
   /  \
  /    \

*/

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 29 ms 47316 KB Output is correct
2 Correct 24 ms 47316 KB Output is correct
3 Correct 26 ms 47232 KB Output is correct
4 Correct 25 ms 47276 KB Output is correct
5 Correct 30 ms 47280 KB Output is correct
6 Correct 24 ms 47316 KB Output is correct
7 Correct 23 ms 47316 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47204 KB Output is correct
2 Correct 23 ms 47316 KB Output is correct
3 Correct 23 ms 47244 KB Output is correct
4 Correct 23 ms 47236 KB Output is correct
5 Correct 25 ms 47240 KB Output is correct
6 Correct 24 ms 47316 KB Output is correct
7 Correct 23 ms 47296 KB Output is correct
8 Correct 24 ms 47256 KB Output is correct
9 Correct 23 ms 47316 KB Output is correct
10 Correct 23 ms 47500 KB Output is correct
11 Correct 25 ms 48264 KB Output is correct
12 Correct 25 ms 48352 KB Output is correct
13 Correct 24 ms 48392 KB Output is correct
14 Correct 27 ms 48264 KB Output is correct
15 Correct 31 ms 48312 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47248 KB Output is correct
2 Correct 24 ms 47188 KB Output is correct
3 Correct 26 ms 47260 KB Output is correct
4 Correct 24 ms 47312 KB Output is correct
5 Correct 24 ms 47300 KB Output is correct
6 Correct 24 ms 47188 KB Output is correct
7 Correct 24 ms 47316 KB Output is correct
8 Correct 29 ms 47308 KB Output is correct
9 Correct 29 ms 47316 KB Output is correct
10 Correct 27 ms 47512 KB Output is correct
11 Correct 25 ms 48392 KB Output is correct
12 Correct 25 ms 48332 KB Output is correct
13 Correct 27 ms 48336 KB Output is correct
14 Correct 27 ms 48408 KB Output is correct
15 Correct 26 ms 48340 KB Output is correct
16 Correct 24 ms 47700 KB Output is correct
17 Correct 28 ms 48212 KB Output is correct
18 Correct 26 ms 48176 KB Output is correct
19 Correct 26 ms 48232 KB Output is correct
20 Correct 29 ms 48396 KB Output is correct
21 Correct 26 ms 47832 KB Output is correct
22 Correct 25 ms 48120 KB Output is correct
23 Correct 26 ms 48104 KB Output is correct
24 Correct 27 ms 48344 KB Output is correct
25 Correct 31 ms 48372 KB Output is correct
26 Correct 28 ms 48300 KB Output is correct
27 Correct 29 ms 48460 KB Output is correct
28 Correct 26 ms 48284 KB Output is correct
29 Correct 39 ms 48256 KB Output is correct
30 Correct 30 ms 48212 KB Output is correct
31 Correct 27 ms 48316 KB Output is correct
32 Correct 28 ms 48232 KB Output is correct
33 Correct 38 ms 48468 KB Output is correct
34 Correct 42 ms 48320 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 27 ms 47208 KB Output is correct
2 Correct 24 ms 47216 KB Output is correct
3 Correct 23 ms 47280 KB Output is correct
4 Correct 26 ms 47308 KB Output is correct
5 Correct 25 ms 47204 KB Output is correct
6 Correct 23 ms 47232 KB Output is correct
7 Correct 23 ms 47316 KB Output is correct
8 Correct 24 ms 47312 KB Output is correct
9 Correct 24 ms 47308 KB Output is correct
10 Correct 31 ms 47444 KB Output is correct
11 Correct 25 ms 48340 KB Output is correct
12 Correct 25 ms 48448 KB Output is correct
13 Correct 25 ms 48284 KB Output is correct
14 Correct 25 ms 48348 KB Output is correct
15 Correct 25 ms 48340 KB Output is correct
16 Correct 24 ms 47720 KB Output is correct
17 Correct 26 ms 48204 KB Output is correct
18 Correct 24 ms 48160 KB Output is correct
19 Correct 24 ms 48204 KB Output is correct
20 Correct 29 ms 48340 KB Output is correct
21 Correct 27 ms 47876 KB Output is correct
22 Correct 24 ms 48212 KB Output is correct
23 Correct 26 ms 48136 KB Output is correct
24 Correct 29 ms 48340 KB Output is correct
25 Correct 26 ms 48284 KB Output is correct
26 Correct 31 ms 48384 KB Output is correct
27 Correct 28 ms 48504 KB Output is correct
28 Correct 27 ms 48340 KB Output is correct
29 Correct 41 ms 48328 KB Output is correct
30 Correct 28 ms 48308 KB Output is correct
31 Correct 34 ms 48340 KB Output is correct
32 Correct 29 ms 48348 KB Output is correct
33 Correct 42 ms 48468 KB Output is correct
34 Correct 38 ms 48384 KB Output is correct
35 Correct 216 ms 63816 KB Output is correct
36 Correct 33 ms 49876 KB Output is correct
37 Correct 188 ms 63532 KB Output is correct
38 Correct 287 ms 69088 KB Output is correct
39 Correct 297 ms 69088 KB Output is correct
40 Correct 267 ms 69060 KB Output is correct
41 Correct 296 ms 69076 KB Output is correct
42 Correct 40 ms 63272 KB Output is correct
43 Correct 72 ms 63584 KB Output is correct
44 Correct 39 ms 63272 KB Output is correct
45 Correct 458 ms 65920 KB Output is correct
46 Correct 479 ms 66040 KB Output is correct

Subtask #5
43.0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 27 ms 47316 KB Output is correct
2 Correct 24 ms 47188 KB Output is correct
3 Correct 25 ms 47304 KB Output is correct
4 Correct 29 ms 47212 KB Output is correct
5 Correct 27 ms 47264 KB Output is correct
6 Correct 30 ms 47216 KB Output is correct
7 Correct 23 ms 47316 KB Output is correct
8 Correct 24 ms 47308 KB Output is correct
9 Correct 31 ms 47316 KB Output is correct
10 Correct 29 ms 47528 KB Output is correct
11 Correct 27 ms 48340 KB Output is correct
12 Correct 26 ms 48304 KB Output is correct
13 Correct 23 ms 48356 KB Output is correct
14 Correct 26 ms 48348 KB Output is correct
15 Correct 24 ms 48340 KB Output is correct
16 Correct 24 ms 47648 KB Output is correct
17 Correct 29 ms 48340 KB Output is correct
18 Correct 25 ms 48108 KB Output is correct
19 Correct 32 ms 48340 KB Output is correct
20 Correct 32 ms 48280 KB Output is correct
21 Correct 33 ms 47852 KB Output is correct
22 Correct 26 ms 48232 KB Output is correct
23 Correct 26 ms 48076 KB Output is correct
24 Correct 26 ms 48204 KB Output is correct
25 Correct 29 ms 48340 KB Output is correct
26 Correct 35 ms 48328 KB Output is correct
27 Correct 29 ms 48468 KB Output is correct
28 Correct 36 ms 48340 KB Output is correct
29 Correct 38 ms 48244 KB Output is correct
30 Correct 26 ms 48228 KB Output is correct
31 Correct 27 ms 48268 KB Output is correct
32 Correct 25 ms 48272 KB Output is correct
33 Correct 40 ms 48340 KB Output is correct
34 Correct 47 ms 48340 KB Output is correct
35 Correct 201 ms 63836 KB Output is correct
36 Correct 30 ms 49852 KB Output is correct
37 Correct 241 ms 63648 KB Output is correct
38 Correct 311 ms 69052 KB Output is correct
39 Correct 257 ms 69036 KB Output is correct
40 Correct 318 ms 69032 KB Output is correct
41 Correct 282 ms 69116 KB Output is correct
42 Correct 37 ms 63304 KB Output is correct
43 Correct 66 ms 63660 KB Output is correct
44 Correct 43 ms 63332 KB Output is correct
45 Correct 461 ms 65996 KB Output is correct
46 Correct 467 ms 66012 KB Output is correct
47 Correct 253 ms 66256 KB Output is correct
48 Correct 36 ms 59504 KB Output is correct
49 Correct 39 ms 60516 KB Output is correct
50 Correct 40 ms 61780 KB Output is correct
51 Correct 109 ms 64072 KB Output is correct
52 Correct 99 ms 63992 KB Output is correct
53 Correct 50 ms 63168 KB Output is correct
54 Correct 33 ms 62232 KB Output is correct
55 Correct 33 ms 62344 KB Output is correct
56 Correct 48 ms 63504 KB Output is correct
57 Correct 88 ms 62448 KB Output is correct
58 Correct 48 ms 63788 KB Output is correct
59 Correct 47 ms 63264 KB Output is correct
60 Correct 61 ms 64388 KB Output is correct
61 Correct 709 ms 75252 KB Output is correct
62 Correct 77 ms 63488 KB Output is correct
63 Correct 181 ms 63672 KB Output is correct
64 Correct 219 ms 64472 KB Output is correct
65 Correct 386 ms 66004 KB Output is correct
66 Correct 862 ms 66008 KB Output is correct
67 Correct 882 ms 66116 KB Output is correct