oj.uz

Submission #338119

# Submission time Handle Problem Language Result Execution time Memory
338119 2020-12-22T14:12:32 Z BeanZ Nice sequence (IZhO18_sequence) C++14
76 / 100
 2000 ms 95600 KB 
// I_Love_LPL
#include <bits/stdc++.h>
using namespace std;
#define ll int
#define endl '\n'
const int N = 1e6 + 50;
long long mod = 1e9 + 7;
const int lim = 700;
const int lg = 18;
const int base = 311;
const long double eps = 1e-6;
ll n, m;
vector<ll> node[N];
vector<ll> topo;
ll vis[N], id[N];
void dfs(ll u, ll mid){
    vis[u] = 1;
    if (u >= m && vis[u - m] == 0) dfs(u - m, mid);
    if ((u + n) <= mid && vis[u + n] == 0) dfs(u + n, mid);
    topo.push_back(u);
}
bool chk(ll mid){
    for (int i = 0; i <= mid; i++) vis[i] = 0;
    topo.clear();
    for (int i = 0; i <= mid; i++){
        if (vis[i]) continue;
        dfs(i, mid);
    }
    for (int i = 0; i < topo.size(); i++){
        id[topo[i]] = i;
    }
    for (int u = 0; u <= mid; u++){
        if (u >= m && id[u] < id[u - m]) return false;
        if ((u + n) <= mid && id[u] < id[u + n]) return false;
    }
    return true;
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    if (fopen("tests.inp", "r")){
        freopen("test.inp", "r", stdin);
        freopen("test.out", "w", stdout);
    }
    ll t;
    cin >> t;
    while (t--){
        cin >> n >> m;
        ll l = 1, h = 4e5 + 1;
        for (int i = 0; i <= h; i++){
            if (i >= n) node[i - n].push_back(i);
            if (i >= m) node[i].push_back(i - m);
        }
        while (l <= h){
            ll mid = (l + h) >> 1;
            if (chk(mid)) l = mid + 1;
            else h = mid - 1;
        }
        cout << h << endl;
        chk(h);
        for (int i = 1; i <= h; i++){
            cout << id[i] - id[i - 1] << " ";
        }
        cout << endl;
    }
}
/*
Ans:

Out:
*/

Compilation message

sequence.cpp: In function 'bool chk(int)':
sequence.cpp:29:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for (int i = 0; i < topo.size(); i++){
      |                     ~~^~~~~~~~~~~~~
sequence.cpp: In function 'int main()':
sequence.cpp:42:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   42 |         freopen("test.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
sequence.cpp:43:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   43 |         freopen("test.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 283 ms 88928 KB Ok
2 Correct 274 ms 88928 KB Ok
3 Correct 261 ms 83040 KB Ok
4 Correct 261 ms 83680 KB Ok
5 Correct 277 ms 83040 KB Ok
6 Correct 263 ms 84192 KB Ok
7 Correct 266 ms 82912 KB Ok
8 Correct 263 ms 84192 KB Ok
9 Correct 265 ms 83168 KB Ok
10 Correct 282 ms 85856 KB Ok
11 Correct 262 ms 82912 KB Ok
12 Correct 255 ms 82784 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 287 ms 89056 KB Ok
2 Correct 302 ms 88928 KB Ok
3 Correct 272 ms 88928 KB Ok
4 Correct 286 ms 88928 KB Ok
5 Correct 280 ms 88928 KB Ok
6 Correct 278 ms 88800 KB Ok
7 Correct 294 ms 88160 KB Ok
8 Correct 293 ms 88800 KB Ok
9 Correct 301 ms 88160 KB Ok
10 Correct 294 ms 88928 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 122 ms 51552 KB Ok
2 Correct 291 ms 88928 KB Ok
3 Correct 272 ms 89044 KB Ok
4 Correct 288 ms 88928 KB Ok
5 Correct 281 ms 88880 KB Ok
6 Correct 292 ms 88928 KB Ok
7 Correct 281 ms 88928 KB Ok
8 Correct 286 ms 88928 KB Ok
9 Correct 281 ms 89056 KB Ok
10 Correct 287 ms 88928 KB Ok
11 Correct 285 ms 88928 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 290 ms 88928 KB Ok
2 Correct 312 ms 89056 KB Ok
3 Correct 297 ms 88928 KB Ok
4 Correct 306 ms 89204 KB Ok
5 Correct 292 ms 88928 KB Ok
6 Correct 562 ms 86496 KB Ok
7 Correct 554 ms 86112 KB Ok
8 Correct 825 ms 84064 KB Ok
9 Correct 648 ms 86808 KB Ok
10 Correct 504 ms 85984 KB Ok
11 Correct 607 ms 83424 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 283 ms 88928 KB Ok
2 Correct 274 ms 88928 KB Ok
3 Correct 261 ms 83040 KB Ok
4 Correct 261 ms 83680 KB Ok
5 Correct 277 ms 83040 KB Ok
6 Correct 263 ms 84192 KB Ok
7 Correct 266 ms 82912 KB Ok
8 Correct 263 ms 84192 KB Ok
9 Correct 265 ms 83168 KB Ok
10 Correct 282 ms 85856 KB Ok
11 Correct 262 ms 82912 KB Ok
12 Correct 255 ms 82784 KB Ok
13 Correct 122 ms 51552 KB Ok
14 Correct 291 ms 88928 KB Ok
15 Correct 272 ms 89044 KB Ok
16 Correct 288 ms 88928 KB Ok
17 Correct 281 ms 88880 KB Ok
18 Correct 292 ms 88928 KB Ok
19 Correct 281 ms 88928 KB Ok
20 Correct 286 ms 88928 KB Ok
21 Correct 281 ms 89056 KB Ok
22 Correct 287 ms 88928 KB Ok
23 Correct 285 ms 88928 KB Ok
24 Correct 274 ms 82528 KB Ok
25 Correct 271 ms 82704 KB Ok
26 Correct 271 ms 82820 KB Ok
27 Correct 275 ms 82912 KB Ok
28 Correct 272 ms 82656 KB Ok
29 Correct 271 ms 84704 KB Ok
30 Correct 272 ms 82912 KB Ok
31 Correct 286 ms 82656 KB Ok
32 Correct 274 ms 82656 KB Ok
33 Correct 273 ms 82912 KB Ok
34 Correct 304 ms 88800 KB Ok
35 Correct 304 ms 88860 KB Ok
36 Correct 294 ms 88800 KB Ok
37 Correct 308 ms 88928 KB Ok
38 Correct 300 ms 88800 KB Ok
39 Correct 298 ms 88800 KB Ok
40 Correct 310 ms 88800 KB Ok
41 Correct 303 ms 88800 KB Ok
42 Correct 296 ms 88800 KB Ok
43 Correct 304 ms 88816 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 283 ms 88928 KB Ok
2 Correct 274 ms 88928 KB Ok
3 Correct 261 ms 83040 KB Ok
4 Correct 261 ms 83680 KB Ok
5 Correct 277 ms 83040 KB Ok
6 Correct 263 ms 84192 KB Ok
7 Correct 266 ms 82912 KB Ok
8 Correct 263 ms 84192 KB Ok
9 Correct 265 ms 83168 KB Ok
10 Correct 282 ms 85856 KB Ok
11 Correct 262 ms 82912 KB Ok
12 Correct 255 ms 82784 KB Ok
13 Correct 287 ms 89056 KB Ok
14 Correct 302 ms 88928 KB Ok
15 Correct 272 ms 88928 KB Ok
16 Correct 286 ms 88928 KB Ok
17 Correct 280 ms 88928 KB Ok
18 Correct 278 ms 88800 KB Ok
19 Correct 294 ms 88160 KB Ok
20 Correct 293 ms 88800 KB Ok
21 Correct 301 ms 88160 KB Ok
22 Correct 294 ms 88928 KB Ok
23 Correct 122 ms 51552 KB Ok
24 Correct 291 ms 88928 KB Ok
25 Correct 272 ms 89044 KB Ok
26 Correct 288 ms 88928 KB Ok
27 Correct 281 ms 88880 KB Ok
28 Correct 292 ms 88928 KB Ok
29 Correct 281 ms 88928 KB Ok
30 Correct 286 ms 88928 KB Ok
31 Correct 281 ms 89056 KB Ok
32 Correct 287 ms 88928 KB Ok
33 Correct 285 ms 88928 KB Ok
34 Correct 274 ms 82528 KB Ok
35 Correct 271 ms 82704 KB Ok
36 Correct 271 ms 82820 KB Ok
37 Correct 275 ms 82912 KB Ok
38 Correct 272 ms 82656 KB Ok
39 Correct 271 ms 84704 KB Ok
40 Correct 272 ms 82912 KB Ok
41 Correct 286 ms 82656 KB Ok
42 Correct 274 ms 82656 KB Ok
43 Correct 273 ms 82912 KB Ok
44 Correct 304 ms 88800 KB Ok
45 Correct 304 ms 88860 KB Ok
46 Correct 294 ms 88800 KB Ok
47 Correct 308 ms 88928 KB Ok
48 Correct 300 ms 88800 KB Ok
49 Correct 298 ms 88800 KB Ok
50 Correct 310 ms 88800 KB Ok
51 Correct 303 ms 88800 KB Ok
52 Correct 296 ms 88800 KB Ok
53 Correct 304 ms 88816 KB Ok
54 Correct 446 ms 78580 KB Ok
55 Correct 491 ms 78976 KB Ok
56 Correct 478 ms 79072 KB Ok
57 Correct 402 ms 79072 KB Ok
58 Correct 448 ms 78560 KB Ok
59 Correct 418 ms 78356 KB Ok
60 Correct 396 ms 78452 KB Ok
61 Correct 403 ms 78816 KB Ok
62 Correct 481 ms 78944 KB Ok
63 Correct 418 ms 78816 KB Ok
64 Correct 467 ms 79072 KB Ok
65 Correct 448 ms 78816 KB Ok
66 Correct 425 ms 78560 KB Ok
67 Correct 400 ms 78816 KB Ok
68 Correct 421 ms 79200 KB Ok
69 Correct 647 ms 88544 KB Ok
70 Correct 651 ms 89312 KB Ok
71 Correct 624 ms 88672 KB Ok
72 Correct 672 ms 88604 KB Ok
73 Correct 630 ms 88800 KB Ok
74 Correct 644 ms 88672 KB Ok
75 Correct 651 ms 88288 KB Ok
76 Correct 665 ms 88928 KB Ok
77 Correct 643 ms 88032 KB Ok
78 Correct 655 ms 88928 KB Ok
79 Correct 668 ms 88800 KB Ok
80 Correct 666 ms 88800 KB Ok
81 Correct 661 ms 88672 KB Ok
82 Correct 647 ms 88800 KB Ok
83 Correct 633 ms 88160 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 283 ms 88928 KB Ok
2 Correct 274 ms 88928 KB Ok
3 Correct 261 ms 83040 KB Ok
4 Correct 261 ms 83680 KB Ok
5 Correct 277 ms 83040 KB Ok
6 Correct 263 ms 84192 KB Ok
7 Correct 266 ms 82912 KB Ok
8 Correct 263 ms 84192 KB Ok
9 Correct 265 ms 83168 KB Ok
10 Correct 282 ms 85856 KB Ok
11 Correct 262 ms 82912 KB Ok
12 Correct 255 ms 82784 KB Ok
13 Correct 287 ms 89056 KB Ok
14 Correct 302 ms 88928 KB Ok
15 Correct 272 ms 88928 KB Ok
16 Correct 286 ms 88928 KB Ok
17 Correct 280 ms 88928 KB Ok
18 Correct 278 ms 88800 KB Ok
19 Correct 294 ms 88160 KB Ok
20 Correct 293 ms 88800 KB Ok
21 Correct 301 ms 88160 KB Ok
22 Correct 294 ms 88928 KB Ok
23 Correct 122 ms 51552 KB Ok
24 Correct 291 ms 88928 KB Ok
25 Correct 272 ms 89044 KB Ok
26 Correct 288 ms 88928 KB Ok
27 Correct 281 ms 88880 KB Ok
28 Correct 292 ms 88928 KB Ok
29 Correct 281 ms 88928 KB Ok
30 Correct 286 ms 88928 KB Ok
31 Correct 281 ms 89056 KB Ok
32 Correct 287 ms 88928 KB Ok
33 Correct 285 ms 88928 KB Ok
34 Correct 290 ms 88928 KB Ok
35 Correct 312 ms 89056 KB Ok
36 Correct 297 ms 88928 KB Ok
37 Correct 306 ms 89204 KB Ok
38 Correct 292 ms 88928 KB Ok
39 Correct 562 ms 86496 KB Ok
40 Correct 554 ms 86112 KB Ok
41 Correct 825 ms 84064 KB Ok
42 Correct 648 ms 86808 KB Ok
43 Correct 504 ms 85984 KB Ok
44 Correct 607 ms 83424 KB Ok
45 Correct 274 ms 82528 KB Ok
46 Correct 271 ms 82704 KB Ok
47 Correct 271 ms 82820 KB Ok
48 Correct 275 ms 82912 KB Ok
49 Correct 272 ms 82656 KB Ok
50 Correct 271 ms 84704 KB Ok
51 Correct 272 ms 82912 KB Ok
52 Correct 286 ms 82656 KB Ok
53 Correct 274 ms 82656 KB Ok
54 Correct 273 ms 82912 KB Ok
55 Correct 304 ms 88800 KB Ok
56 Correct 304 ms 88860 KB Ok
57 Correct 294 ms 88800 KB Ok
58 Correct 308 ms 88928 KB Ok
59 Correct 300 ms 88800 KB Ok
60 Correct 298 ms 88800 KB Ok
61 Correct 310 ms 88800 KB Ok
62 Correct 303 ms 88800 KB Ok
63 Correct 296 ms 88800 KB Ok
64 Correct 304 ms 88816 KB Ok
65 Correct 446 ms 78580 KB Ok
66 Correct 491 ms 78976 KB Ok
67 Correct 478 ms 79072 KB Ok
68 Correct 402 ms 79072 KB Ok
69 Correct 448 ms 78560 KB Ok
70 Correct 418 ms 78356 KB Ok
71 Correct 396 ms 78452 KB Ok
72 Correct 403 ms 78816 KB Ok
73 Correct 481 ms 78944 KB Ok
74 Correct 418 ms 78816 KB Ok
75 Correct 467 ms 79072 KB Ok
76 Correct 448 ms 78816 KB Ok
77 Correct 425 ms 78560 KB Ok
78 Correct 400 ms 78816 KB Ok
79 Correct 421 ms 79200 KB Ok
80 Correct 647 ms 88544 KB Ok
81 Correct 651 ms 89312 KB Ok
82 Correct 624 ms 88672 KB Ok
83 Correct 672 ms 88604 KB Ok
84 Correct 630 ms 88800 KB Ok
85 Correct 644 ms 88672 KB Ok
86 Correct 651 ms 88288 KB Ok
87 Correct 665 ms 88928 KB Ok
88 Correct 643 ms 88032 KB Ok
89 Correct 655 ms 88928 KB Ok
90 Correct 668 ms 88800 KB Ok
91 Correct 666 ms 88800 KB Ok
92 Correct 661 ms 88672 KB Ok
93 Correct 647 ms 88800 KB Ok
94 Correct 633 ms 88160 KB Ok
95 Correct 698 ms 73436 KB Ok
96 Correct 945 ms 69512 KB Ok
97 Correct 915 ms 70748 KB Ok
98 Correct 700 ms 69816 KB Ok
99 Correct 831 ms 70316 KB Ok
100 Correct 887 ms 72076 KB Ok
101 Correct 871 ms 70236 KB Ok
102 Correct 832 ms 69888 KB Ok
103 Correct 833 ms 70492 KB Ok
104 Correct 953 ms 68572 KB Ok
105 Correct 922 ms 71004 KB Ok
106 Correct 802 ms 69468 KB Ok
107 Correct 859 ms 68956 KB Ok
108 Correct 959 ms 70236 KB Ok
109 Correct 901 ms 70108 KB Ok
110 Execution timed out 2062 ms 95600 KB Time limit exceeded
111 Halted 0 ms 0 KB -