oj.uz

답안 #340408

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
340408 2020-12-27T14:30:26 Z apostoldaniel854 Solar Storm (NOI20_solarstorm) C++14
100 / 100
 395 ms 122716 KB 
#include <bits/stdc++.h>

using namespace std;

using ll = long long;
#define pb push_back
#define dbg(x) cerr << #x << " " << x << "\n"

const int LG = 20, MAX_N = 1e6;
int p[LG][1 + MAX_N];
int nxt[1 + MAX_N];
ll sumd[1 + MAX_N], sumv[1 + MAX_N];
int n;
void lift () {
    for (int k = 1; k < LG; k++)
        for (int i = 1; i <= n; i++)
            p[k][i] = p[k - 1][p[k - 1][i]];
}

int main () {
    ios::sync_with_stdio (false);
    cin.tie (0); cout.tie (0);
    int s;
    ll k;
    cin >> n >> s >> k; s--;
    for (int i = 2; i <= n; i++) {
        cin >> sumd[i];
        sumd[i] += sumd[i - 1];
    }
    for (int i = 1; i <= n; i++) {
        cin >> sumv[i];
        sumv[i] += sumv[i - 1];
    }
    int a = 1, b = 1;
    for (int i = 1; i <= n; i++) {
        while (a <= n && sumd[a] - sumd[i] <= k)
            a++;
        while (b <= n && sumd[b] - sumd[a] <= k)
            b++;
        nxt[i] = a - 1;
        p[0][i] = b - 1;
    }
    lift ();
    ll bestsum = 0;
    int bestid = 0, j = 1;
    for (int i = 1; i <= n; i++) {
        while (sumd[i] - sumd[j] > k)
            j++;
        int cur = i;
        for (int bit = LG - 1; bit >= 0; bit--)
            if ((1 << bit) & s)
                cur = p[bit][cur];
        cur = nxt[cur];
        if (bestsum < sumv[cur] - sumv[j - 1]) {
            bestsum = sumv[cur] - sumv[j - 1];
            bestid = i;
        }
    }
    vector <int> sol;
    while (bestid && s >= 0) {
        sol.pb (bestid);
        bestid = p[0][bestid];
        s--;
    }
    cout << sol.size () << "\n";
    for (int x : sol)
        cout << x << " ";
    cout << "\n";
    return 0;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 3 ms 1388 KB Output is correct
3 Correct 3 ms 1516 KB Output is correct
4 Correct 2 ms 876 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 3 ms 1260 KB Output is correct
7 Correct 3 ms 1388 KB Output is correct
8 Correct 3 ms 1516 KB Output is correct
9 Correct 2 ms 1132 KB Output is correct
10 Correct 3 ms 1516 KB Output is correct
11 Correct 4 ms 1516 KB Output is correct
12 Correct 2 ms 876 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 215 ms 84332 KB Output is correct
2 Correct 141 ms 53880 KB Output is correct
3 Correct 147 ms 57708 KB Output is correct
4 Correct 164 ms 63084 KB Output is correct
5 Correct 190 ms 73580 KB Output is correct
6 Correct 258 ms 97900 KB Output is correct
7 Correct 173 ms 65004 KB Output is correct

Subtask #3
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 3 ms 1388 KB Output is correct
3 Correct 3 ms 1516 KB Output is correct
4 Correct 2 ms 876 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 3 ms 1260 KB Output is correct
7 Correct 3 ms 1388 KB Output is correct
8 Correct 3 ms 1516 KB Output is correct
9 Correct 2 ms 1132 KB Output is correct
10 Correct 3 ms 1516 KB Output is correct
11 Correct 4 ms 1516 KB Output is correct
12 Correct 2 ms 876 KB Output is correct
13 Correct 215 ms 84332 KB Output is correct
14 Correct 141 ms 53880 KB Output is correct
15 Correct 147 ms 57708 KB Output is correct
16 Correct 164 ms 63084 KB Output is correct
17 Correct 190 ms 73580 KB Output is correct
18 Correct 258 ms 97900 KB Output is correct
19 Correct 173 ms 65004 KB Output is correct
20 Correct 163 ms 61036 KB Output is correct
21 Correct 199 ms 74860 KB Output is correct
22 Correct 230 ms 88684 KB Output is correct
23 Correct 217 ms 89068 KB Output is correct
24 Correct 213 ms 82924 KB Output is correct
25 Correct 226 ms 82668 KB Output is correct
26 Correct 169 ms 61676 KB Output is correct
27 Correct 217 ms 78956 KB Output is correct
28 Correct 219 ms 78316 KB Output is correct
29 Correct 284 ms 101484 KB Output is correct
30 Correct 224 ms 83052 KB Output is correct
31 Correct 197 ms 72940 KB Output is correct

Subtask #4
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 262 ms 85468 KB Output is correct
2 Correct 128 ms 50156 KB Output is correct
3 Correct 135 ms 53740 KB Output is correct
4 Correct 198 ms 77420 KB Output is correct
5 Correct 187 ms 75372 KB Output is correct
6 Correct 199 ms 79724 KB Output is correct
7 Correct 314 ms 104016 KB Output is correct

Subtask #5
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 3 ms 1388 KB Output is correct
3 Correct 3 ms 1516 KB Output is correct
4 Correct 2 ms 876 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 3 ms 1260 KB Output is correct
7 Correct 3 ms 1388 KB Output is correct
8 Correct 3 ms 1516 KB Output is correct
9 Correct 2 ms 1132 KB Output is correct
10 Correct 3 ms 1516 KB Output is correct
11 Correct 4 ms 1516 KB Output is correct
12 Correct 2 ms 876 KB Output is correct
13 Correct 4 ms 1516 KB Output is correct
14 Correct 3 ms 1388 KB Output is correct
15 Correct 3 ms 1388 KB Output is correct
16 Correct 2 ms 1132 KB Output is correct
17 Correct 3 ms 1388 KB Output is correct
18 Correct 3 ms 1644 KB Output is correct
19 Correct 3 ms 1388 KB Output is correct
20 Correct 3 ms 1260 KB Output is correct
21 Correct 5 ms 1772 KB Output is correct
22 Correct 4 ms 1644 KB Output is correct
23 Correct 4 ms 1644 KB Output is correct
24 Correct 4 ms 1644 KB Output is correct
25 Correct 4 ms 1516 KB Output is correct
26 Correct 4 ms 1516 KB Output is correct
27 Correct 3 ms 1388 KB Output is correct
28 Correct 3 ms 1388 KB Output is correct
29 Correct 3 ms 1388 KB Output is correct
30 Correct 3 ms 1516 KB Output is correct

Subtask #6
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 3 ms 1388 KB Output is correct
3 Correct 3 ms 1516 KB Output is correct
4 Correct 2 ms 876 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 3 ms 1260 KB Output is correct
7 Correct 3 ms 1388 KB Output is correct
8 Correct 3 ms 1516 KB Output is correct
9 Correct 2 ms 1132 KB Output is correct
10 Correct 3 ms 1516 KB Output is correct
11 Correct 4 ms 1516 KB Output is correct
12 Correct 2 ms 876 KB Output is correct
13 Correct 215 ms 84332 KB Output is correct
14 Correct 141 ms 53880 KB Output is correct
15 Correct 147 ms 57708 KB Output is correct
16 Correct 164 ms 63084 KB Output is correct
17 Correct 190 ms 73580 KB Output is correct
18 Correct 258 ms 97900 KB Output is correct
19 Correct 173 ms 65004 KB Output is correct
20 Correct 163 ms 61036 KB Output is correct
21 Correct 199 ms 74860 KB Output is correct
22 Correct 230 ms 88684 KB Output is correct
23 Correct 217 ms 89068 KB Output is correct
24 Correct 213 ms 82924 KB Output is correct
25 Correct 226 ms 82668 KB Output is correct
26 Correct 169 ms 61676 KB Output is correct
27 Correct 217 ms 78956 KB Output is correct
28 Correct 219 ms 78316 KB Output is correct
29 Correct 284 ms 101484 KB Output is correct
30 Correct 224 ms 83052 KB Output is correct
31 Correct 197 ms 72940 KB Output is correct
32 Correct 248 ms 97456 KB Output is correct
33 Correct 200 ms 74752 KB Output is correct
34 Correct 272 ms 102636 KB Output is correct
35 Correct 169 ms 61932 KB Output is correct
36 Correct 176 ms 66284 KB Output is correct
37 Correct 197 ms 73252 KB Output is correct
38 Correct 294 ms 110956 KB Output is correct
39 Correct 213 ms 83308 KB Output is correct
40 Correct 284 ms 111852 KB Output is correct

Subtask #7
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 3 ms 1388 KB Output is correct
3 Correct 3 ms 1516 KB Output is correct
4 Correct 2 ms 876 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 3 ms 1260 KB Output is correct
7 Correct 3 ms 1388 KB Output is correct
8 Correct 3 ms 1516 KB Output is correct
9 Correct 2 ms 1132 KB Output is correct
10 Correct 3 ms 1516 KB Output is correct
11 Correct 4 ms 1516 KB Output is correct
12 Correct 2 ms 876 KB Output is correct
13 Correct 215 ms 84332 KB Output is correct
14 Correct 141 ms 53880 KB Output is correct
15 Correct 147 ms 57708 KB Output is correct
16 Correct 164 ms 63084 KB Output is correct
17 Correct 190 ms 73580 KB Output is correct
18 Correct 258 ms 97900 KB Output is correct
19 Correct 173 ms 65004 KB Output is correct
20 Correct 163 ms 61036 KB Output is correct
21 Correct 199 ms 74860 KB Output is correct
22 Correct 230 ms 88684 KB Output is correct
23 Correct 217 ms 89068 KB Output is correct
24 Correct 213 ms 82924 KB Output is correct
25 Correct 226 ms 82668 KB Output is correct
26 Correct 169 ms 61676 KB Output is correct
27 Correct 217 ms 78956 KB Output is correct
28 Correct 219 ms 78316 KB Output is correct
29 Correct 284 ms 101484 KB Output is correct
30 Correct 224 ms 83052 KB Output is correct
31 Correct 197 ms 72940 KB Output is correct
32 Correct 262 ms 85468 KB Output is correct
33 Correct 128 ms 50156 KB Output is correct
34 Correct 135 ms 53740 KB Output is correct
35 Correct 198 ms 77420 KB Output is correct
36 Correct 187 ms 75372 KB Output is correct
37 Correct 199 ms 79724 KB Output is correct
38 Correct 314 ms 104016 KB Output is correct
39 Correct 4 ms 1516 KB Output is correct
40 Correct 3 ms 1388 KB Output is correct
41 Correct 3 ms 1388 KB Output is correct
42 Correct 2 ms 1132 KB Output is correct
43 Correct 3 ms 1388 KB Output is correct
44 Correct 3 ms 1644 KB Output is correct
45 Correct 3 ms 1388 KB Output is correct
46 Correct 3 ms 1260 KB Output is correct
47 Correct 5 ms 1772 KB Output is correct
48 Correct 4 ms 1644 KB Output is correct
49 Correct 4 ms 1644 KB Output is correct
50 Correct 4 ms 1644 KB Output is correct
51 Correct 4 ms 1516 KB Output is correct
52 Correct 4 ms 1516 KB Output is correct
53 Correct 3 ms 1388 KB Output is correct
54 Correct 3 ms 1388 KB Output is correct
55 Correct 3 ms 1388 KB Output is correct
56 Correct 3 ms 1516 KB Output is correct
57 Correct 248 ms 97456 KB Output is correct
58 Correct 200 ms 74752 KB Output is correct
59 Correct 272 ms 102636 KB Output is correct
60 Correct 169 ms 61932 KB Output is correct
61 Correct 176 ms 66284 KB Output is correct
62 Correct 197 ms 73252 KB Output is correct
63 Correct 294 ms 110956 KB Output is correct
64 Correct 213 ms 83308 KB Output is correct
65 Correct 284 ms 111852 KB Output is correct
66 Correct 237 ms 73308 KB Output is correct
67 Correct 282 ms 96228 KB Output is correct
68 Correct 207 ms 67164 KB Output is correct
69 Correct 244 ms 88296 KB Output is correct
70 Correct 172 ms 69740 KB Output is correct
71 Correct 298 ms 110956 KB Output is correct
72 Correct 192 ms 70380 KB Output is correct
73 Correct 249 ms 92012 KB Output is correct
74 Correct 151 ms 57320 KB Output is correct
75 Correct 248 ms 94188 KB Output is correct
76 Correct 171 ms 65700 KB Output is correct
77 Correct 252 ms 89452 KB Output is correct
78 Correct 159 ms 62700 KB Output is correct
79 Correct 204 ms 81132 KB Output is correct
80 Correct 265 ms 101484 KB Output is correct
81 Correct 174 ms 67052 KB Output is correct
82 Correct 227 ms 84716 KB Output is correct
83 Correct 158 ms 56556 KB Output is correct
84 Correct 170 ms 61292 KB Output is correct
85 Correct 166 ms 57452 KB Output is correct
86 Correct 275 ms 100972 KB Output is correct
87 Correct 155 ms 57580 KB Output is correct
88 Correct 344 ms 108124 KB Output is correct
89 Correct 207 ms 81900 KB Output is correct
90 Correct 189 ms 74220 KB Output is correct
91 Correct 395 ms 122716 KB Output is correct
92 Correct 303 ms 112620 KB Output is correct
93 Correct 387 ms 117732 KB Output is correct
94 Correct 351 ms 117732 KB Output is correct
95 Correct 310 ms 103652 KB Output is correct
96 Correct 279 ms 85596 KB Output is correct
97 Correct 341 ms 110940 KB Output is correct
98 Correct 233 ms 74084 KB Output is correct
99 Correct 262 ms 82652 KB Output is correct
100 Correct 252 ms 79836 KB Output is correct