oj.uz

답안 #487069

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
487069 2021-11-14T03:50:06 Z KienTran Solar Storm (NOI20_solarstorm) C++14
100 / 100
 398 ms 216464 KB 
#include <bits/stdc++.h>
#define int long long

using namespace std;

const int O = 1e6 + 5;

int n, s, k, a[O], d[O], w[O];
int f[21][O];

main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    cin >> n >> s >> k;
    for (int i = 1; i < n; ++ i) cin >> d[i];
    for (int i = 1; i <= n; ++ i){
        cin >> w[i]; w[i] += w[i - 1];
        if (i > 1) a[i] = a[i - 1] + d[i - 1];
    }
    w[n + 1] = w[n];

    for (int i = 1; i <= n; ++ i){
        int x = upper_bound(a + 1, a + n + 1, a[i] + k) - a - 1;
        x = upper_bound(a + 1, a + n + 1, a[x] + k) - a - 1;
        f[0][i] = x;
    }
    for (int i = 0; i <= 20; ++ i) f[i][n + 1] = n;

    for (int i = 1; i <= 20; ++ i){
        for (int j = 1; j <= n; ++ j){
            if (n - j + 1 <= (1 << i)) f[i][j] = n;
            else{
                f[i][j] = f[i - 1][f[i - 1][j] + 1];
            }
        }
    }

    int res = 0, sta = 0;
    for (int i = 1; i <= n; ++ i){
        if (s >= n - i + 1 && w[n] - w[i - 1] > res){
            res = w[n] - w[i - 1];
            sta = i;
        }
        else{
            int x = i;
            for (int j = 0; j <= 20; ++ j){
                if (s >> j & 1) x = f[j][x] + 1;
            }
            x -= 1;
            if (w[x] - w[i - 1] > res){
                res = w[x] - w[i - 1];
                sta = i;
            }
        }
    }

    //cout << res << endl;

    vector <int> ans;
    if (s >= n - sta + 1){
        for (int i = sta; i <= n; ++ i) ans.push_back(i);

        cout << ans.size() << "\n";
        for (int i : ans) cout << i << " ";
        return 0;
    }

    for (int i = 1; i <= s; ++ i){
        int x = upper_bound(a + 1, a + n + 1, a[sta] + k) - a - 1;
        ans.push_back(x);
        sta = f[0][sta] + 1;
    }

    cout << ans.size() << "\n";
    for (int i : ans) cout << i << " ";
}

Compilation message

SolarStorm.cpp:11:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   11 | main(){
      | ^~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 464 KB Output is correct
2 Correct 3 ms 2256 KB Output is correct
3 Correct 4 ms 2384 KB Output is correct
4 Correct 2 ms 1372 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 3 ms 2000 KB Output is correct
7 Correct 3 ms 2192 KB Output is correct
8 Correct 3 ms 2384 KB Output is correct
9 Correct 2 ms 1652 KB Output is correct
10 Correct 4 ms 2384 KB Output is correct
11 Correct 5 ms 2384 KB Output is correct
12 Correct 2 ms 1232 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 237 ms 168940 KB Output is correct
2 Correct 157 ms 107636 KB Output is correct
3 Correct 182 ms 115352 KB Output is correct
4 Correct 211 ms 125768 KB Output is correct
5 Correct 257 ms 147376 KB Output is correct
6 Correct 339 ms 196188 KB Output is correct
7 Correct 199 ms 129664 KB Output is correct

Subtask #3
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 464 KB Output is correct
2 Correct 3 ms 2256 KB Output is correct
3 Correct 4 ms 2384 KB Output is correct
4 Correct 2 ms 1372 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 3 ms 2000 KB Output is correct
7 Correct 3 ms 2192 KB Output is correct
8 Correct 3 ms 2384 KB Output is correct
9 Correct 2 ms 1652 KB Output is correct
10 Correct 4 ms 2384 KB Output is correct
11 Correct 5 ms 2384 KB Output is correct
12 Correct 2 ms 1232 KB Output is correct
13 Correct 237 ms 168940 KB Output is correct
14 Correct 157 ms 107636 KB Output is correct
15 Correct 182 ms 115352 KB Output is correct
16 Correct 211 ms 125768 KB Output is correct
17 Correct 257 ms 147376 KB Output is correct
18 Correct 339 ms 196188 KB Output is correct
19 Correct 199 ms 129664 KB Output is correct
20 Correct 167 ms 109908 KB Output is correct
21 Correct 228 ms 134788 KB Output is correct
22 Correct 275 ms 159924 KB Output is correct
23 Correct 224 ms 162612 KB Output is correct
24 Correct 217 ms 148852 KB Output is correct
25 Correct 249 ms 148860 KB Output is correct
26 Correct 179 ms 110984 KB Output is correct
27 Correct 238 ms 142432 KB Output is correct
28 Correct 243 ms 140968 KB Output is correct
29 Correct 334 ms 182984 KB Output is correct
30 Correct 246 ms 149872 KB Output is correct
31 Correct 216 ms 131496 KB Output is correct

Subtask #4
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 317 ms 166476 KB Output is correct
2 Correct 155 ms 99908 KB Output is correct
3 Correct 168 ms 107452 KB Output is correct
4 Correct 234 ms 155080 KB Output is correct
5 Correct 233 ms 150600 KB Output is correct
6 Correct 244 ms 159432 KB Output is correct
7 Correct 374 ms 204852 KB Output is correct

Subtask #5
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 464 KB Output is correct
2 Correct 3 ms 2256 KB Output is correct
3 Correct 4 ms 2384 KB Output is correct
4 Correct 2 ms 1372 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 3 ms 2000 KB Output is correct
7 Correct 3 ms 2192 KB Output is correct
8 Correct 3 ms 2384 KB Output is correct
9 Correct 2 ms 1652 KB Output is correct
10 Correct 4 ms 2384 KB Output is correct
11 Correct 5 ms 2384 KB Output is correct
12 Correct 2 ms 1232 KB Output is correct
13 Correct 3 ms 2512 KB Output is correct
14 Correct 3 ms 2000 KB Output is correct
15 Correct 4 ms 2000 KB Output is correct
16 Correct 2 ms 1488 KB Output is correct
17 Correct 3 ms 2000 KB Output is correct
18 Correct 4 ms 2368 KB Output is correct
19 Correct 3 ms 2000 KB Output is correct
20 Correct 3 ms 1744 KB Output is correct
21 Correct 4 ms 2752 KB Output is correct
22 Correct 4 ms 2512 KB Output is correct
23 Correct 4 ms 2512 KB Output is correct
24 Correct 5 ms 2384 KB Output is correct
25 Correct 4 ms 2256 KB Output is correct
26 Correct 3 ms 2256 KB Output is correct
27 Correct 3 ms 1872 KB Output is correct
28 Correct 3 ms 2000 KB Output is correct
29 Correct 4 ms 2000 KB Output is correct
30 Correct 3 ms 2256 KB Output is correct

Subtask #6
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 464 KB Output is correct
2 Correct 3 ms 2256 KB Output is correct
3 Correct 4 ms 2384 KB Output is correct
4 Correct 2 ms 1372 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 3 ms 2000 KB Output is correct
7 Correct 3 ms 2192 KB Output is correct
8 Correct 3 ms 2384 KB Output is correct
9 Correct 2 ms 1652 KB Output is correct
10 Correct 4 ms 2384 KB Output is correct
11 Correct 5 ms 2384 KB Output is correct
12 Correct 2 ms 1232 KB Output is correct
13 Correct 237 ms 168940 KB Output is correct
14 Correct 157 ms 107636 KB Output is correct
15 Correct 182 ms 115352 KB Output is correct
16 Correct 211 ms 125768 KB Output is correct
17 Correct 257 ms 147376 KB Output is correct
18 Correct 339 ms 196188 KB Output is correct
19 Correct 199 ms 129664 KB Output is correct
20 Correct 167 ms 109908 KB Output is correct
21 Correct 228 ms 134788 KB Output is correct
22 Correct 275 ms 159924 KB Output is correct
23 Correct 224 ms 162612 KB Output is correct
24 Correct 217 ms 148852 KB Output is correct
25 Correct 249 ms 148860 KB Output is correct
26 Correct 179 ms 110984 KB Output is correct
27 Correct 238 ms 142432 KB Output is correct
28 Correct 243 ms 140968 KB Output is correct
29 Correct 334 ms 182984 KB Output is correct
30 Correct 246 ms 149872 KB Output is correct
31 Correct 216 ms 131496 KB Output is correct
32 Correct 256 ms 175736 KB Output is correct
33 Correct 220 ms 134688 KB Output is correct
34 Correct 338 ms 185236 KB Output is correct
35 Correct 187 ms 111472 KB Output is correct
36 Correct 211 ms 119560 KB Output is correct
37 Correct 223 ms 131656 KB Output is correct
38 Correct 337 ms 200068 KB Output is correct
39 Correct 250 ms 150216 KB Output is correct
40 Correct 334 ms 201564 KB Output is correct

Subtask #7
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 464 KB Output is correct
2 Correct 3 ms 2256 KB Output is correct
3 Correct 4 ms 2384 KB Output is correct
4 Correct 2 ms 1372 KB Output is correct
5 Correct 1 ms 464 KB Output is correct
6 Correct 3 ms 2000 KB Output is correct
7 Correct 3 ms 2192 KB Output is correct
8 Correct 3 ms 2384 KB Output is correct
9 Correct 2 ms 1652 KB Output is correct
10 Correct 4 ms 2384 KB Output is correct
11 Correct 5 ms 2384 KB Output is correct
12 Correct 2 ms 1232 KB Output is correct
13 Correct 237 ms 168940 KB Output is correct
14 Correct 157 ms 107636 KB Output is correct
15 Correct 182 ms 115352 KB Output is correct
16 Correct 211 ms 125768 KB Output is correct
17 Correct 257 ms 147376 KB Output is correct
18 Correct 339 ms 196188 KB Output is correct
19 Correct 199 ms 129664 KB Output is correct
20 Correct 167 ms 109908 KB Output is correct
21 Correct 228 ms 134788 KB Output is correct
22 Correct 275 ms 159924 KB Output is correct
23 Correct 224 ms 162612 KB Output is correct
24 Correct 217 ms 148852 KB Output is correct
25 Correct 249 ms 148860 KB Output is correct
26 Correct 179 ms 110984 KB Output is correct
27 Correct 238 ms 142432 KB Output is correct
28 Correct 243 ms 140968 KB Output is correct
29 Correct 334 ms 182984 KB Output is correct
30 Correct 246 ms 149872 KB Output is correct
31 Correct 216 ms 131496 KB Output is correct
32 Correct 317 ms 166476 KB Output is correct
33 Correct 155 ms 99908 KB Output is correct
34 Correct 168 ms 107452 KB Output is correct
35 Correct 234 ms 155080 KB Output is correct
36 Correct 233 ms 150600 KB Output is correct
37 Correct 244 ms 159432 KB Output is correct
38 Correct 374 ms 204852 KB Output is correct
39 Correct 3 ms 2512 KB Output is correct
40 Correct 3 ms 2000 KB Output is correct
41 Correct 4 ms 2000 KB Output is correct
42 Correct 2 ms 1488 KB Output is correct
43 Correct 3 ms 2000 KB Output is correct
44 Correct 4 ms 2368 KB Output is correct
45 Correct 3 ms 2000 KB Output is correct
46 Correct 3 ms 1744 KB Output is correct
47 Correct 4 ms 2752 KB Output is correct
48 Correct 4 ms 2512 KB Output is correct
49 Correct 4 ms 2512 KB Output is correct
50 Correct 5 ms 2384 KB Output is correct
51 Correct 4 ms 2256 KB Output is correct
52 Correct 3 ms 2256 KB Output is correct
53 Correct 3 ms 1872 KB Output is correct
54 Correct 3 ms 2000 KB Output is correct
55 Correct 4 ms 2000 KB Output is correct
56 Correct 3 ms 2256 KB Output is correct
57 Correct 256 ms 175736 KB Output is correct
58 Correct 220 ms 134688 KB Output is correct
59 Correct 338 ms 185236 KB Output is correct
60 Correct 187 ms 111472 KB Output is correct
61 Correct 211 ms 119560 KB Output is correct
62 Correct 223 ms 131656 KB Output is correct
63 Correct 337 ms 200068 KB Output is correct
64 Correct 250 ms 150216 KB Output is correct
65 Correct 334 ms 201564 KB Output is correct
66 Correct 237 ms 129328 KB Output is correct
67 Correct 324 ms 171484 KB Output is correct
68 Correct 245 ms 118776 KB Output is correct
69 Correct 286 ms 157780 KB Output is correct
70 Correct 184 ms 125404 KB Output is correct
71 Correct 353 ms 200240 KB Output is correct
72 Correct 224 ms 126540 KB Output is correct
73 Correct 292 ms 165888 KB Output is correct
74 Correct 167 ms 103116 KB Output is correct
75 Correct 284 ms 169884 KB Output is correct
76 Correct 192 ms 118304 KB Output is correct
77 Correct 290 ms 160528 KB Output is correct
78 Correct 181 ms 112808 KB Output is correct
79 Correct 239 ms 146284 KB Output is correct
80 Correct 297 ms 182872 KB Output is correct
81 Correct 170 ms 120668 KB Output is correct
82 Correct 256 ms 152536 KB Output is correct
83 Correct 182 ms 101676 KB Output is correct
84 Correct 199 ms 110280 KB Output is correct
85 Correct 178 ms 103296 KB Output is correct
86 Correct 306 ms 182212 KB Output is correct
87 Correct 162 ms 103624 KB Output is correct
88 Correct 359 ms 190976 KB Output is correct
89 Correct 235 ms 147612 KB Output is correct
90 Correct 218 ms 133744 KB Output is correct
91 Correct 388 ms 216464 KB Output is correct
92 Correct 338 ms 202824 KB Output is correct
93 Correct 391 ms 209588 KB Output is correct
94 Correct 398 ms 209488 KB Output is correct
95 Correct 335 ms 184628 KB Output is correct
96 Correct 304 ms 149564 KB Output is correct
97 Correct 358 ms 196100 KB Output is correct
98 Correct 245 ms 130176 KB Output is correct
99 Correct 291 ms 145704 KB Output is correct
100 Correct 282 ms 140608 KB Output is correct