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답안 #285498

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
285498 2020-08-29T07:29:30 Z achibasadzishvili Solar Storm (NOI20_solarstorm) C++14
100 / 100
 608 ms 157908 KB 
#include<bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pb push_back
using namespace std;
ll a[1000003],p[1000003],q[1000003],w[1000003];
int P[1000003][21];
ll sum[1000003],mx,o[1000003];
ll n,m,k,s,v[1000003],ans,ind;
ll get(ll x,ll y){
    ll val = 0;
    for(int j=20; j>=0; j--)
        if(y >= (1 << j)){
            y -= (1 << j);
            x = P[x][j];
        }
    return -sum[x];
}
int main(){
    ios::sync_with_stdio(false);
    cin >> n >> s >> k;
    for(int i=2; i<=n; i++){
        cin >> a[i];
        a[i] += a[i - 1];
    }
    
    for(int i=1; i<=n; i++){
        cin >> v[i];
        v[i] += v[i - 1];
    }
    
    ll l = 0,r = 0,wr = 0;
    a[0] = 0;
    for(int i=1; i<=n; i++){
        while(a[i] - a[l] > k)l++;
        while(r < n && a[r + 1] - a[i] <= k)r++;
        for(int j=max(1LL,wr + 1); j<=r; j++){
            p[j] = max(l - 1 , 0LL);
            q[j] = v[r] - v[max(l - 1,0LL)];
            sum[j] = sum[max(l - 1,0LL)] + v[j] - v[l - 1];
            w[j] = i;
        }
        wr = r;
    }
    
    for(int i=1; i<=n; i++){
        P[i][0] = p[i];
        for(int j=1; j<=20; j++)
            P[i][j] = P[P[i][j - 1]][j - 1];
        ll mx = sum[i] + get(i , s);
        if(mx >= ans){
            ans = mx;
            ind = i;
        }
    }
    
    vector<ll>an;
    
    while(ind != 0 && an.size() < s){
        an.pb(w[ind]);
        ind = p[ind];
    }
    sort(an.begin() , an.end());
    cout << an.size() << '\n';
    
    for(int i=0; i<an.size(); i++)
        cout << an[i] << " ";
    
    
    return 0;
}

Compilation message

SolarStorm.cpp: In function 'long long int get(long long int, long long int)':
SolarStorm.cpp:12:8: warning: unused variable 'val' [-Wunused-variable]
   12 |     ll val = 0;
      |        ^~~
SolarStorm.cpp: In function 'int main()':
SolarStorm.cpp:60:33: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   60 |     while(ind != 0 && an.size() < s){
      |                                 ^
SolarStorm.cpp:67:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |     for(int i=0; i<an.size(); i++)
      |                  ~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 1664 KB Output is correct
3 Correct 5 ms 1792 KB Output is correct
4 Correct 2 ms 1024 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1664 KB Output is correct
8 Correct 5 ms 1792 KB Output is correct
9 Correct 3 ms 1280 KB Output is correct
10 Correct 5 ms 1688 KB Output is correct
11 Correct 5 ms 1792 KB Output is correct
12 Correct 2 ms 896 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 341 ms 113328 KB Output is correct
2 Correct 219 ms 72952 KB Output is correct
3 Correct 242 ms 78076 KB Output is correct
4 Correct 268 ms 84856 KB Output is correct
5 Correct 302 ms 99064 KB Output is correct
6 Correct 431 ms 131348 KB Output is correct
7 Correct 287 ms 87544 KB Output is correct

Subtask #3
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 1664 KB Output is correct
3 Correct 5 ms 1792 KB Output is correct
4 Correct 2 ms 1024 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1664 KB Output is correct
8 Correct 5 ms 1792 KB Output is correct
9 Correct 3 ms 1280 KB Output is correct
10 Correct 5 ms 1688 KB Output is correct
11 Correct 5 ms 1792 KB Output is correct
12 Correct 2 ms 896 KB Output is correct
13 Correct 341 ms 113328 KB Output is correct
14 Correct 219 ms 72952 KB Output is correct
15 Correct 242 ms 78076 KB Output is correct
16 Correct 268 ms 84856 KB Output is correct
17 Correct 302 ms 99064 KB Output is correct
18 Correct 431 ms 131348 KB Output is correct
19 Correct 287 ms 87544 KB Output is correct
20 Correct 239 ms 72824 KB Output is correct
21 Correct 316 ms 88952 KB Output is correct
22 Correct 356 ms 105080 KB Output is correct
23 Correct 327 ms 108024 KB Output is correct
24 Correct 312 ms 97900 KB Output is correct
25 Correct 352 ms 98112 KB Output is correct
26 Correct 242 ms 73592 KB Output is correct
27 Correct 319 ms 93816 KB Output is correct
28 Correct 340 ms 92536 KB Output is correct
29 Correct 424 ms 119416 KB Output is correct
30 Correct 390 ms 98296 KB Output is correct
31 Correct 300 ms 86428 KB Output is correct

Subtask #4
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 429 ms 114776 KB Output is correct
2 Correct 227 ms 67960 KB Output is correct
3 Correct 234 ms 72696 KB Output is correct
4 Correct 336 ms 103928 KB Output is correct
5 Correct 323 ms 100856 KB Output is correct
6 Correct 352 ms 106744 KB Output is correct
7 Correct 584 ms 139248 KB Output is correct

Subtask #5
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 1664 KB Output is correct
3 Correct 5 ms 1792 KB Output is correct
4 Correct 2 ms 1024 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1664 KB Output is correct
8 Correct 5 ms 1792 KB Output is correct
9 Correct 3 ms 1280 KB Output is correct
10 Correct 5 ms 1688 KB Output is correct
11 Correct 5 ms 1792 KB Output is correct
12 Correct 2 ms 896 KB Output is correct
13 Correct 5 ms 1792 KB Output is correct
14 Correct 4 ms 1536 KB Output is correct
15 Correct 4 ms 1536 KB Output is correct
16 Correct 3 ms 1280 KB Output is correct
17 Correct 4 ms 1440 KB Output is correct
18 Correct 5 ms 1792 KB Output is correct
19 Correct 5 ms 1536 KB Output is correct
20 Correct 3 ms 1408 KB Output is correct
21 Correct 6 ms 2048 KB Output is correct
22 Correct 7 ms 1792 KB Output is correct
23 Correct 5 ms 1792 KB Output is correct
24 Correct 5 ms 1664 KB Output is correct
25 Correct 5 ms 1664 KB Output is correct
26 Correct 5 ms 1664 KB Output is correct
27 Correct 4 ms 1408 KB Output is correct
28 Correct 4 ms 1536 KB Output is correct
29 Correct 4 ms 1536 KB Output is correct
30 Correct 4 ms 1664 KB Output is correct

Subtask #6
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 1664 KB Output is correct
3 Correct 5 ms 1792 KB Output is correct
4 Correct 2 ms 1024 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1664 KB Output is correct
8 Correct 5 ms 1792 KB Output is correct
9 Correct 3 ms 1280 KB Output is correct
10 Correct 5 ms 1688 KB Output is correct
11 Correct 5 ms 1792 KB Output is correct
12 Correct 2 ms 896 KB Output is correct
13 Correct 341 ms 113328 KB Output is correct
14 Correct 219 ms 72952 KB Output is correct
15 Correct 242 ms 78076 KB Output is correct
16 Correct 268 ms 84856 KB Output is correct
17 Correct 302 ms 99064 KB Output is correct
18 Correct 431 ms 131348 KB Output is correct
19 Correct 287 ms 87544 KB Output is correct
20 Correct 239 ms 72824 KB Output is correct
21 Correct 316 ms 88952 KB Output is correct
22 Correct 356 ms 105080 KB Output is correct
23 Correct 327 ms 108024 KB Output is correct
24 Correct 312 ms 97900 KB Output is correct
25 Correct 352 ms 98112 KB Output is correct
26 Correct 242 ms 73592 KB Output is correct
27 Correct 319 ms 93816 KB Output is correct
28 Correct 340 ms 92536 KB Output is correct
29 Correct 424 ms 119416 KB Output is correct
30 Correct 390 ms 98296 KB Output is correct
31 Correct 300 ms 86428 KB Output is correct
32 Correct 361 ms 114680 KB Output is correct
33 Correct 296 ms 88288 KB Output is correct
34 Correct 456 ms 131320 KB Output is correct
35 Correct 265 ms 79096 KB Output is correct
36 Correct 269 ms 84600 KB Output is correct
37 Correct 300 ms 93516 KB Output is correct
38 Correct 491 ms 141948 KB Output is correct
39 Correct 333 ms 106488 KB Output is correct
40 Correct 455 ms 143096 KB Output is correct

Subtask #7
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 1664 KB Output is correct
3 Correct 5 ms 1792 KB Output is correct
4 Correct 2 ms 1024 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1664 KB Output is correct
8 Correct 5 ms 1792 KB Output is correct
9 Correct 3 ms 1280 KB Output is correct
10 Correct 5 ms 1688 KB Output is correct
11 Correct 5 ms 1792 KB Output is correct
12 Correct 2 ms 896 KB Output is correct
13 Correct 341 ms 113328 KB Output is correct
14 Correct 219 ms 72952 KB Output is correct
15 Correct 242 ms 78076 KB Output is correct
16 Correct 268 ms 84856 KB Output is correct
17 Correct 302 ms 99064 KB Output is correct
18 Correct 431 ms 131348 KB Output is correct
19 Correct 287 ms 87544 KB Output is correct
20 Correct 239 ms 72824 KB Output is correct
21 Correct 316 ms 88952 KB Output is correct
22 Correct 356 ms 105080 KB Output is correct
23 Correct 327 ms 108024 KB Output is correct
24 Correct 312 ms 97900 KB Output is correct
25 Correct 352 ms 98112 KB Output is correct
26 Correct 242 ms 73592 KB Output is correct
27 Correct 319 ms 93816 KB Output is correct
28 Correct 340 ms 92536 KB Output is correct
29 Correct 424 ms 119416 KB Output is correct
30 Correct 390 ms 98296 KB Output is correct
31 Correct 300 ms 86428 KB Output is correct
32 Correct 429 ms 114776 KB Output is correct
33 Correct 227 ms 67960 KB Output is correct
34 Correct 234 ms 72696 KB Output is correct
35 Correct 336 ms 103928 KB Output is correct
36 Correct 323 ms 100856 KB Output is correct
37 Correct 352 ms 106744 KB Output is correct
38 Correct 584 ms 139248 KB Output is correct
39 Correct 5 ms 1792 KB Output is correct
40 Correct 4 ms 1536 KB Output is correct
41 Correct 4 ms 1536 KB Output is correct
42 Correct 3 ms 1280 KB Output is correct
43 Correct 4 ms 1440 KB Output is correct
44 Correct 5 ms 1792 KB Output is correct
45 Correct 5 ms 1536 KB Output is correct
46 Correct 3 ms 1408 KB Output is correct
47 Correct 6 ms 2048 KB Output is correct
48 Correct 7 ms 1792 KB Output is correct
49 Correct 5 ms 1792 KB Output is correct
50 Correct 5 ms 1664 KB Output is correct
51 Correct 5 ms 1664 KB Output is correct
52 Correct 5 ms 1664 KB Output is correct
53 Correct 4 ms 1408 KB Output is correct
54 Correct 4 ms 1536 KB Output is correct
55 Correct 4 ms 1536 KB Output is correct
56 Correct 4 ms 1664 KB Output is correct
57 Correct 361 ms 114680 KB Output is correct
58 Correct 296 ms 88288 KB Output is correct
59 Correct 456 ms 131320 KB Output is correct
60 Correct 265 ms 79096 KB Output is correct
61 Correct 269 ms 84600 KB Output is correct
62 Correct 300 ms 93516 KB Output is correct
63 Correct 491 ms 141948 KB Output is correct
64 Correct 333 ms 106488 KB Output is correct
65 Correct 455 ms 143096 KB Output is correct
66 Correct 263 ms 85608 KB Output is correct
67 Correct 433 ms 123536 KB Output is correct
68 Correct 319 ms 86632 KB Output is correct
69 Correct 407 ms 112948 KB Output is correct
70 Correct 259 ms 88952 KB Output is correct
71 Correct 482 ms 142044 KB Output is correct
72 Correct 291 ms 89720 KB Output is correct
73 Correct 368 ms 117496 KB Output is correct
74 Correct 228 ms 73208 KB Output is correct
75 Correct 381 ms 120440 KB Output is correct
76 Correct 259 ms 83960 KB Output is correct
77 Correct 352 ms 112376 KB Output is correct
78 Correct 252 ms 80180 KB Output is correct
79 Correct 321 ms 103800 KB Output is correct
80 Correct 436 ms 129720 KB Output is correct
81 Correct 253 ms 85496 KB Output is correct
82 Correct 329 ms 108280 KB Output is correct
83 Correct 244 ms 72056 KB Output is correct
84 Correct 264 ms 78328 KB Output is correct
85 Correct 241 ms 73208 KB Output is correct
86 Correct 410 ms 129264 KB Output is correct
87 Correct 246 ms 73584 KB Output is correct
88 Correct 458 ms 129736 KB Output is correct
89 Correct 372 ms 104808 KB Output is correct
90 Correct 289 ms 94844 KB Output is correct
91 Correct 572 ms 157908 KB Output is correct
92 Correct 465 ms 144116 KB Output is correct
93 Correct 598 ms 151008 KB Output is correct
94 Correct 608 ms 151008 KB Output is correct
95 Correct 440 ms 127736 KB Output is correct
96 Correct 325 ms 100344 KB Output is correct
97 Correct 460 ms 136944 KB Output is correct
98 Correct 339 ms 91624 KB Output is correct
99 Correct 380 ms 105940 KB Output is correct
100 Correct 386 ms 102468 KB Output is correct