oj.uz

Submission #50910

# Submission time Handle Problem Language Result Execution time Memory
50910 2018-06-14T16:27:32 Z Nicksechko Nice sequence (IZhO18_sequence) C++14
100 / 100
 710 ms 42184 KB 
#include <bits/stdc++.h>
using ll = long long;
using ld = long double;
using namespace std;

const int MAXN = 400001;

bool w[MAXN];
int ans;
int a[MAXN];
int t;
int n, m;

int gcd(int a, int b) {
    return b == 0 ? a : gcd(b, a % b);
}

void dfs(int v) {
    if (v < 0 || v > ans || w[v]) {
        return;
    }

    w[v] = true;
    dfs(v - n);
    dfs(v + m);
    
    a[v] = t++;
}

void solve() {
    cin >> n >> m;
    ans = n + m - gcd(n, m) - 1;
    t = 0;
    fill(w, w + ans + 1, false);

    for (int i = 0; i <= ans; ++i) {
        dfs(i);
    }

    cout << ans << "\n";
    for (int i = 0; i < ans; ++i) {
        cout << a[i] - a[i + 1] << " ";
    }

    cout << "\n";
}

int main() {
#ifdef PAUNSVOKNO
    freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout);
#endif
    ios_base::sync_with_stdio(false); cout.setf(ios::fixed); cout.precision(20); cout.tie(nullptr); cin.tie(nullptr);
    int t;
    cin >> t;
    for (int i = 0; i < t; ++i) {
        solve();
    }
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Ok
2 Correct 2 ms 376 KB Ok
3 Correct 2 ms 472 KB Ok
4 Correct 3 ms 584 KB Ok
5 Correct 2 ms 636 KB Ok
6 Correct 2 ms 640 KB Ok
7 Correct 2 ms 704 KB Ok
8 Correct 2 ms 708 KB Ok
9 Correct 2 ms 712 KB Ok
10 Correct 3 ms 716 KB Ok
11 Correct 3 ms 720 KB Ok
12 Correct 2 ms 724 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 728 KB Ok
2 Correct 3 ms 744 KB Ok
3 Correct 3 ms 900 KB Ok
4 Correct 2 ms 900 KB Ok
5 Correct 2 ms 900 KB Ok
6 Correct 4 ms 908 KB Ok
7 Correct 10 ms 1316 KB Ok
8 Correct 7 ms 1316 KB Ok
9 Correct 12 ms 1484 KB Ok
10 Correct 8 ms 1484 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1484 KB Ok
2 Correct 2 ms 1484 KB Ok
3 Correct 3 ms 1484 KB Ok
4 Correct 2 ms 1484 KB Ok
5 Correct 2 ms 1484 KB Ok
6 Correct 2 ms 1484 KB Ok
7 Correct 3 ms 1484 KB Ok
8 Correct 2 ms 1484 KB Ok
9 Correct 3 ms 1484 KB Ok
10 Correct 2 ms 1484 KB Ok
11 Correct 2 ms 1484 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1484 KB Ok
2 Correct 2 ms 1484 KB Ok
3 Correct 2 ms 1484 KB Ok
4 Correct 2 ms 1484 KB Ok
5 Correct 3 ms 1484 KB Ok
6 Correct 78 ms 9896 KB Ok
7 Correct 73 ms 9896 KB Ok
8 Correct 137 ms 11564 KB Ok
9 Correct 135 ms 11564 KB Ok
10 Correct 69 ms 11564 KB Ok
11 Correct 171 ms 12744 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Ok
2 Correct 2 ms 376 KB Ok
3 Correct 2 ms 472 KB Ok
4 Correct 3 ms 584 KB Ok
5 Correct 2 ms 636 KB Ok
6 Correct 2 ms 640 KB Ok
7 Correct 2 ms 704 KB Ok
8 Correct 2 ms 708 KB Ok
9 Correct 2 ms 712 KB Ok
10 Correct 3 ms 716 KB Ok
11 Correct 3 ms 720 KB Ok
12 Correct 2 ms 724 KB Ok
13 Correct 3 ms 1484 KB Ok
14 Correct 2 ms 1484 KB Ok
15 Correct 3 ms 1484 KB Ok
16 Correct 2 ms 1484 KB Ok
17 Correct 2 ms 1484 KB Ok
18 Correct 2 ms 1484 KB Ok
19 Correct 3 ms 1484 KB Ok
20 Correct 2 ms 1484 KB Ok
21 Correct 3 ms 1484 KB Ok
22 Correct 2 ms 1484 KB Ok
23 Correct 2 ms 1484 KB Ok
24 Correct 5 ms 12744 KB Ok
25 Correct 4 ms 12744 KB Ok
26 Correct 4 ms 12744 KB Ok
27 Correct 4 ms 12744 KB Ok
28 Correct 3 ms 12744 KB Ok
29 Correct 3 ms 12744 KB Ok
30 Correct 3 ms 12744 KB Ok
31 Correct 7 ms 12744 KB Ok
32 Correct 6 ms 12744 KB Ok
33 Correct 5 ms 12744 KB Ok
34 Correct 7 ms 12744 KB Ok
35 Correct 6 ms 12744 KB Ok
36 Correct 7 ms 12744 KB Ok
37 Correct 6 ms 12744 KB Ok
38 Correct 6 ms 12744 KB Ok
39 Correct 5 ms 12744 KB Ok
40 Correct 6 ms 12744 KB Ok
41 Correct 5 ms 12744 KB Ok
42 Correct 7 ms 12744 KB Ok
43 Correct 10 ms 12744 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Ok
2 Correct 2 ms 376 KB Ok
3 Correct 2 ms 472 KB Ok
4 Correct 3 ms 584 KB Ok
5 Correct 2 ms 636 KB Ok
6 Correct 2 ms 640 KB Ok
7 Correct 2 ms 704 KB Ok
8 Correct 2 ms 708 KB Ok
9 Correct 2 ms 712 KB Ok
10 Correct 3 ms 716 KB Ok
11 Correct 3 ms 720 KB Ok
12 Correct 2 ms 724 KB Ok
13 Correct 3 ms 728 KB Ok
14 Correct 3 ms 744 KB Ok
15 Correct 3 ms 900 KB Ok
16 Correct 2 ms 900 KB Ok
17 Correct 2 ms 900 KB Ok
18 Correct 4 ms 908 KB Ok
19 Correct 10 ms 1316 KB Ok
20 Correct 7 ms 1316 KB Ok
21 Correct 12 ms 1484 KB Ok
22 Correct 8 ms 1484 KB Ok
23 Correct 3 ms 1484 KB Ok
24 Correct 2 ms 1484 KB Ok
25 Correct 3 ms 1484 KB Ok
26 Correct 2 ms 1484 KB Ok
27 Correct 2 ms 1484 KB Ok
28 Correct 2 ms 1484 KB Ok
29 Correct 3 ms 1484 KB Ok
30 Correct 2 ms 1484 KB Ok
31 Correct 3 ms 1484 KB Ok
32 Correct 2 ms 1484 KB Ok
33 Correct 2 ms 1484 KB Ok
34 Correct 5 ms 12744 KB Ok
35 Correct 4 ms 12744 KB Ok
36 Correct 4 ms 12744 KB Ok
37 Correct 4 ms 12744 KB Ok
38 Correct 3 ms 12744 KB Ok
39 Correct 3 ms 12744 KB Ok
40 Correct 3 ms 12744 KB Ok
41 Correct 7 ms 12744 KB Ok
42 Correct 6 ms 12744 KB Ok
43 Correct 5 ms 12744 KB Ok
44 Correct 7 ms 12744 KB Ok
45 Correct 6 ms 12744 KB Ok
46 Correct 7 ms 12744 KB Ok
47 Correct 6 ms 12744 KB Ok
48 Correct 6 ms 12744 KB Ok
49 Correct 5 ms 12744 KB Ok
50 Correct 6 ms 12744 KB Ok
51 Correct 5 ms 12744 KB Ok
52 Correct 7 ms 12744 KB Ok
53 Correct 10 ms 12744 KB Ok
54 Correct 59 ms 12744 KB Ok
55 Correct 68 ms 12744 KB Ok
56 Correct 67 ms 12744 KB Ok
57 Correct 50 ms 12744 KB Ok
58 Correct 71 ms 12744 KB Ok
59 Correct 72 ms 12744 KB Ok
60 Correct 59 ms 12744 KB Ok
61 Correct 120 ms 12744 KB Ok
62 Correct 118 ms 12744 KB Ok
63 Correct 65 ms 12744 KB Ok
64 Correct 70 ms 12744 KB Ok
65 Correct 67 ms 12744 KB Ok
66 Correct 62 ms 12744 KB Ok
67 Correct 51 ms 12744 KB Ok
68 Correct 75 ms 12744 KB Ok
69 Correct 143 ms 12744 KB Ok
70 Correct 133 ms 12744 KB Ok
71 Correct 119 ms 12744 KB Ok
72 Correct 157 ms 12744 KB Ok
73 Correct 127 ms 12744 KB Ok
74 Correct 120 ms 12744 KB Ok
75 Correct 141 ms 12744 KB Ok
76 Correct 151 ms 12744 KB Ok
77 Correct 114 ms 12744 KB Ok
78 Correct 143 ms 12744 KB Ok
79 Correct 161 ms 12744 KB Ok
80 Correct 127 ms 12744 KB Ok
81 Correct 150 ms 12744 KB Ok
82 Correct 129 ms 12744 KB Ok
83 Correct 123 ms 12744 KB Ok

Subtask #7
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Ok
2 Correct 2 ms 376 KB Ok
3 Correct 2 ms 472 KB Ok
4 Correct 3 ms 584 KB Ok
5 Correct 2 ms 636 KB Ok
6 Correct 2 ms 640 KB Ok
7 Correct 2 ms 704 KB Ok
8 Correct 2 ms 708 KB Ok
9 Correct 2 ms 712 KB Ok
10 Correct 3 ms 716 KB Ok
11 Correct 3 ms 720 KB Ok
12 Correct 2 ms 724 KB Ok
13 Correct 3 ms 728 KB Ok
14 Correct 3 ms 744 KB Ok
15 Correct 3 ms 900 KB Ok
16 Correct 2 ms 900 KB Ok
17 Correct 2 ms 900 KB Ok
18 Correct 4 ms 908 KB Ok
19 Correct 10 ms 1316 KB Ok
20 Correct 7 ms 1316 KB Ok
21 Correct 12 ms 1484 KB Ok
22 Correct 8 ms 1484 KB Ok
23 Correct 3 ms 1484 KB Ok
24 Correct 2 ms 1484 KB Ok
25 Correct 3 ms 1484 KB Ok
26 Correct 2 ms 1484 KB Ok
27 Correct 2 ms 1484 KB Ok
28 Correct 2 ms 1484 KB Ok
29 Correct 3 ms 1484 KB Ok
30 Correct 2 ms 1484 KB Ok
31 Correct 3 ms 1484 KB Ok
32 Correct 2 ms 1484 KB Ok
33 Correct 2 ms 1484 KB Ok
34 Correct 2 ms 1484 KB Ok
35 Correct 2 ms 1484 KB Ok
36 Correct 2 ms 1484 KB Ok
37 Correct 2 ms 1484 KB Ok
38 Correct 3 ms 1484 KB Ok
39 Correct 78 ms 9896 KB Ok
40 Correct 73 ms 9896 KB Ok
41 Correct 137 ms 11564 KB Ok
42 Correct 135 ms 11564 KB Ok
43 Correct 69 ms 11564 KB Ok
44 Correct 171 ms 12744 KB Ok
45 Correct 5 ms 12744 KB Ok
46 Correct 4 ms 12744 KB Ok
47 Correct 4 ms 12744 KB Ok
48 Correct 4 ms 12744 KB Ok
49 Correct 3 ms 12744 KB Ok
50 Correct 3 ms 12744 KB Ok
51 Correct 3 ms 12744 KB Ok
52 Correct 7 ms 12744 KB Ok
53 Correct 6 ms 12744 KB Ok
54 Correct 5 ms 12744 KB Ok
55 Correct 7 ms 12744 KB Ok
56 Correct 6 ms 12744 KB Ok
57 Correct 7 ms 12744 KB Ok
58 Correct 6 ms 12744 KB Ok
59 Correct 6 ms 12744 KB Ok
60 Correct 5 ms 12744 KB Ok
61 Correct 6 ms 12744 KB Ok
62 Correct 5 ms 12744 KB Ok
63 Correct 7 ms 12744 KB Ok
64 Correct 10 ms 12744 KB Ok
65 Correct 59 ms 12744 KB Ok
66 Correct 68 ms 12744 KB Ok
67 Correct 67 ms 12744 KB Ok
68 Correct 50 ms 12744 KB Ok
69 Correct 71 ms 12744 KB Ok
70 Correct 72 ms 12744 KB Ok
71 Correct 59 ms 12744 KB Ok
72 Correct 120 ms 12744 KB Ok
73 Correct 118 ms 12744 KB Ok
74 Correct 65 ms 12744 KB Ok
75 Correct 70 ms 12744 KB Ok
76 Correct 67 ms 12744 KB Ok
77 Correct 62 ms 12744 KB Ok
78 Correct 51 ms 12744 KB Ok
79 Correct 75 ms 12744 KB Ok
80 Correct 143 ms 12744 KB Ok
81 Correct 133 ms 12744 KB Ok
82 Correct 119 ms 12744 KB Ok
83 Correct 157 ms 12744 KB Ok
84 Correct 127 ms 12744 KB Ok
85 Correct 120 ms 12744 KB Ok
86 Correct 141 ms 12744 KB Ok
87 Correct 151 ms 12744 KB Ok
88 Correct 114 ms 12744 KB Ok
89 Correct 143 ms 12744 KB Ok
90 Correct 161 ms 12744 KB Ok
91 Correct 127 ms 12744 KB Ok
92 Correct 150 ms 12744 KB Ok
93 Correct 129 ms 12744 KB Ok
94 Correct 123 ms 12744 KB Ok
95 Correct 145 ms 12744 KB Ok
96 Correct 239 ms 12744 KB Ok
97 Correct 213 ms 12744 KB Ok
98 Correct 196 ms 12744 KB Ok
99 Correct 259 ms 12744 KB Ok
100 Correct 242 ms 12744 KB Ok
101 Correct 255 ms 12744 KB Ok
102 Correct 194 ms 12744 KB Ok
103 Correct 262 ms 12744 KB Ok
104 Correct 236 ms 12744 KB Ok
105 Correct 276 ms 12744 KB Ok
106 Correct 206 ms 12744 KB Ok
107 Correct 236 ms 12744 KB Ok
108 Correct 225 ms 12744 KB Ok
109 Correct 325 ms 12744 KB Ok
110 Correct 629 ms 41264 KB Ok
111 Correct 599 ms 42184 KB Ok
112 Correct 615 ms 42184 KB Ok
113 Correct 652 ms 42184 KB Ok
114 Correct 710 ms 42184 KB Ok
115 Correct 541 ms 42184 KB Ok
116 Correct 597 ms 42184 KB Ok
117 Correct 587 ms 42184 KB Ok
118 Correct 601 ms 42184 KB Ok
119 Correct 579 ms 42184 KB Ok
120 Correct 662 ms 42184 KB Ok
121 Correct 535 ms 42184 KB Ok
122 Correct 612 ms 42184 KB Ok
123 Correct 592 ms 42184 KB Ok
124 Correct 566 ms 42184 KB Ok
125 Correct 382 ms 42184 KB Ok