oj.uz

Submission #844867

# Submission time Handle Problem Language Result Execution time Memory
844867 2023-09-06T06:16:58 Z Darren0724 Nice sequence (IZhO18_sequence) C++17
100 / 100
 344 ms 37396 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long 
#define all(x) x.begin(),x.end()

int check(int a,int b,int k){
    vector<int> s(k+1);
    int now=0;
    while(1){
        s[now]=1;
        if(now>=b){
            now-=b;
        }
        else{
            now+=a;
        }
        if(now==0){
            return 1;
        }
        if(now>k||s[now]==1){
            return 0;
        }
    }
}
void solve(){
    int a,b;cin>>a>>b;
    int l=0,r=a+b+5;
    while(r-l>1){
        int m=(l+r)>>1;
        if(check(a,b,m)){
            r=m;
        }
        else{
            l=m;
        }
    }
    cout<<l<<endl;
    vector<int> ans(l+1);
    vector<int> in(l+1);
    for(int i=0;i<=l;i++){
        if(i>=a){
            in[i-a]++;
        }
        if(i+b<=l){
            in[i+b]++;
        }
    }
    queue<int> q;
    for(int i=0;i<=l;i++){
        if(in[i]==0){
            q.push(i);
        }
    }
    int cnt=1;
    while(q.size()){
        int p=q.front();
        q.pop();
        ans[p]=cnt++;
        if(p>=a){
            in[p-a]--;
            if(in[p-a]==0){
                q.push(p-a);
            }
        }
        if(p+b<=l){
            in[p+b]--;
            if(in[p+b]==0){
                q.push(p+b);
            }
        }
    }
    for(int i=1;i<=l;i++){
        cout<<ans[i]-ans[i-1]<<' ';
    }
    cout<<endl;
}
int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int t;cin>>t;
    while(t--){
        solve();
    }

    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Ok
2 Correct 0 ms 348 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 0 ms 344 KB Ok
5 Correct 0 ms 348 KB Ok
6 Correct 0 ms 344 KB Ok
7 Correct 0 ms 344 KB Ok
8 Correct 0 ms 348 KB Ok
9 Correct 0 ms 348 KB Ok
10 Correct 0 ms 348 KB Ok
11 Correct 0 ms 348 KB Ok
12 Correct 0 ms 348 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Ok
2 Correct 1 ms 348 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 0 ms 456 KB Ok
5 Correct 1 ms 348 KB Ok
6 Correct 2 ms 348 KB Ok
7 Correct 9 ms 860 KB Ok
8 Correct 3 ms 604 KB Ok
9 Correct 7 ms 940 KB Ok
10 Correct 4 ms 604 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Ok
2 Correct 0 ms 456 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 1 ms 604 KB Ok
5 Correct 0 ms 348 KB Ok
6 Correct 0 ms 452 KB Ok
7 Correct 0 ms 348 KB Ok
8 Correct 0 ms 348 KB Ok
9 Correct 0 ms 348 KB Ok
10 Correct 0 ms 348 KB Ok
11 Correct 0 ms 456 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Ok
2 Correct 0 ms 348 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 0 ms 348 KB Ok
5 Correct 1 ms 348 KB Ok
6 Correct 60 ms 5796 KB Ok
7 Correct 56 ms 5028 KB Ok
8 Correct 103 ms 8516 KB Ok
9 Correct 79 ms 7860 KB Ok
10 Correct 44 ms 3940 KB Ok
11 Correct 74 ms 7184 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Ok
2 Correct 0 ms 348 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 0 ms 344 KB Ok
5 Correct 0 ms 348 KB Ok
6 Correct 0 ms 344 KB Ok
7 Correct 0 ms 344 KB Ok
8 Correct 0 ms 348 KB Ok
9 Correct 0 ms 348 KB Ok
10 Correct 0 ms 348 KB Ok
11 Correct 0 ms 348 KB Ok
12 Correct 0 ms 348 KB Ok
13 Correct 0 ms 348 KB Ok
14 Correct 0 ms 456 KB Ok
15 Correct 0 ms 348 KB Ok
16 Correct 1 ms 604 KB Ok
17 Correct 0 ms 348 KB Ok
18 Correct 0 ms 452 KB Ok
19 Correct 0 ms 348 KB Ok
20 Correct 0 ms 348 KB Ok
21 Correct 0 ms 348 KB Ok
22 Correct 0 ms 348 KB Ok
23 Correct 0 ms 456 KB Ok
24 Correct 1 ms 344 KB Ok
25 Correct 2 ms 348 KB Ok
26 Correct 1 ms 348 KB Ok
27 Correct 2 ms 348 KB Ok
28 Correct 1 ms 348 KB Ok
29 Correct 2 ms 344 KB Ok
30 Correct 1 ms 344 KB Ok
31 Correct 2 ms 452 KB Ok
32 Correct 2 ms 348 KB Ok
33 Correct 1 ms 456 KB Ok
34 Correct 3 ms 604 KB Ok
35 Correct 3 ms 604 KB Ok
36 Correct 3 ms 604 KB Ok
37 Correct 3 ms 600 KB Ok
38 Correct 3 ms 584 KB Ok
39 Correct 3 ms 604 KB Ok
40 Correct 3 ms 600 KB Ok
41 Correct 3 ms 604 KB Ok
42 Correct 3 ms 520 KB Ok
43 Correct 3 ms 600 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Ok
2 Correct 0 ms 348 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 0 ms 344 KB Ok
5 Correct 0 ms 348 KB Ok
6 Correct 0 ms 344 KB Ok
7 Correct 0 ms 344 KB Ok
8 Correct 0 ms 348 KB Ok
9 Correct 0 ms 348 KB Ok
10 Correct 0 ms 348 KB Ok
11 Correct 0 ms 348 KB Ok
12 Correct 0 ms 348 KB Ok
13 Correct 1 ms 348 KB Ok
14 Correct 1 ms 348 KB Ok
15 Correct 0 ms 348 KB Ok
16 Correct 0 ms 456 KB Ok
17 Correct 1 ms 348 KB Ok
18 Correct 2 ms 348 KB Ok
19 Correct 9 ms 860 KB Ok
20 Correct 3 ms 604 KB Ok
21 Correct 7 ms 940 KB Ok
22 Correct 4 ms 604 KB Ok
23 Correct 0 ms 348 KB Ok
24 Correct 0 ms 456 KB Ok
25 Correct 0 ms 348 KB Ok
26 Correct 1 ms 604 KB Ok
27 Correct 0 ms 348 KB Ok
28 Correct 0 ms 452 KB Ok
29 Correct 0 ms 348 KB Ok
30 Correct 0 ms 348 KB Ok
31 Correct 0 ms 348 KB Ok
32 Correct 0 ms 348 KB Ok
33 Correct 0 ms 456 KB Ok
34 Correct 1 ms 344 KB Ok
35 Correct 2 ms 348 KB Ok
36 Correct 1 ms 348 KB Ok
37 Correct 2 ms 348 KB Ok
38 Correct 1 ms 348 KB Ok
39 Correct 2 ms 344 KB Ok
40 Correct 1 ms 344 KB Ok
41 Correct 2 ms 452 KB Ok
42 Correct 2 ms 348 KB Ok
43 Correct 1 ms 456 KB Ok
44 Correct 3 ms 604 KB Ok
45 Correct 3 ms 604 KB Ok
46 Correct 3 ms 604 KB Ok
47 Correct 3 ms 600 KB Ok
48 Correct 3 ms 584 KB Ok
49 Correct 3 ms 604 KB Ok
50 Correct 3 ms 600 KB Ok
51 Correct 3 ms 604 KB Ok
52 Correct 3 ms 520 KB Ok
53 Correct 3 ms 600 KB Ok
54 Correct 45 ms 3716 KB Ok
55 Correct 48 ms 4344 KB Ok
56 Correct 47 ms 3788 KB Ok
57 Correct 40 ms 3408 KB Ok
58 Correct 43 ms 3684 KB Ok
59 Correct 43 ms 3600 KB Ok
60 Correct 38 ms 3420 KB Ok
61 Correct 38 ms 3380 KB Ok
62 Correct 50 ms 3908 KB Ok
63 Correct 36 ms 3404 KB Ok
64 Correct 47 ms 3736 KB Ok
65 Correct 48 ms 3832 KB Ok
66 Correct 42 ms 3692 KB Ok
67 Correct 41 ms 4100 KB Ok
68 Correct 42 ms 4104 KB Ok
69 Correct 77 ms 7956 KB Ok
70 Correct 81 ms 9352 KB Ok
71 Correct 77 ms 7252 KB Ok
72 Correct 86 ms 8364 KB Ok
73 Correct 73 ms 7796 KB Ok
74 Correct 73 ms 6796 KB Ok
75 Correct 79 ms 6004 KB Ok
76 Correct 77 ms 8124 KB Ok
77 Correct 71 ms 6268 KB Ok
78 Correct 77 ms 8580 KB Ok
79 Correct 74 ms 8304 KB Ok
80 Correct 76 ms 7060 KB Ok
81 Correct 78 ms 8628 KB Ok
82 Correct 81 ms 7076 KB Ok
83 Correct 71 ms 6888 KB Ok

Subtask #7
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Ok
2 Correct 0 ms 348 KB Ok
3 Correct 0 ms 348 KB Ok
4 Correct 0 ms 344 KB Ok
5 Correct 0 ms 348 KB Ok
6 Correct 0 ms 344 KB Ok
7 Correct 0 ms 344 KB Ok
8 Correct 0 ms 348 KB Ok
9 Correct 0 ms 348 KB Ok
10 Correct 0 ms 348 KB Ok
11 Correct 0 ms 348 KB Ok
12 Correct 0 ms 348 KB Ok
13 Correct 1 ms 348 KB Ok
14 Correct 1 ms 348 KB Ok
15 Correct 0 ms 348 KB Ok
16 Correct 0 ms 456 KB Ok
17 Correct 1 ms 348 KB Ok
18 Correct 2 ms 348 KB Ok
19 Correct 9 ms 860 KB Ok
20 Correct 3 ms 604 KB Ok
21 Correct 7 ms 940 KB Ok
22 Correct 4 ms 604 KB Ok
23 Correct 0 ms 348 KB Ok
24 Correct 0 ms 456 KB Ok
25 Correct 0 ms 348 KB Ok
26 Correct 1 ms 604 KB Ok
27 Correct 0 ms 348 KB Ok
28 Correct 0 ms 452 KB Ok
29 Correct 0 ms 348 KB Ok
30 Correct 0 ms 348 KB Ok
31 Correct 0 ms 348 KB Ok
32 Correct 0 ms 348 KB Ok
33 Correct 0 ms 456 KB Ok
34 Correct 0 ms 348 KB Ok
35 Correct 0 ms 348 KB Ok
36 Correct 0 ms 348 KB Ok
37 Correct 0 ms 348 KB Ok
38 Correct 1 ms 348 KB Ok
39 Correct 60 ms 5796 KB Ok
40 Correct 56 ms 5028 KB Ok
41 Correct 103 ms 8516 KB Ok
42 Correct 79 ms 7860 KB Ok
43 Correct 44 ms 3940 KB Ok
44 Correct 74 ms 7184 KB Ok
45 Correct 1 ms 344 KB Ok
46 Correct 2 ms 348 KB Ok
47 Correct 1 ms 348 KB Ok
48 Correct 2 ms 348 KB Ok
49 Correct 1 ms 348 KB Ok
50 Correct 2 ms 344 KB Ok
51 Correct 1 ms 344 KB Ok
52 Correct 2 ms 452 KB Ok
53 Correct 2 ms 348 KB Ok
54 Correct 1 ms 456 KB Ok
55 Correct 3 ms 604 KB Ok
56 Correct 3 ms 604 KB Ok
57 Correct 3 ms 604 KB Ok
58 Correct 3 ms 600 KB Ok
59 Correct 3 ms 584 KB Ok
60 Correct 3 ms 604 KB Ok
61 Correct 3 ms 600 KB Ok
62 Correct 3 ms 604 KB Ok
63 Correct 3 ms 520 KB Ok
64 Correct 3 ms 600 KB Ok
65 Correct 45 ms 3716 KB Ok
66 Correct 48 ms 4344 KB Ok
67 Correct 47 ms 3788 KB Ok
68 Correct 40 ms 3408 KB Ok
69 Correct 43 ms 3684 KB Ok
70 Correct 43 ms 3600 KB Ok
71 Correct 38 ms 3420 KB Ok
72 Correct 38 ms 3380 KB Ok
73 Correct 50 ms 3908 KB Ok
74 Correct 36 ms 3404 KB Ok
75 Correct 47 ms 3736 KB Ok
76 Correct 48 ms 3832 KB Ok
77 Correct 42 ms 3692 KB Ok
78 Correct 41 ms 4100 KB Ok
79 Correct 42 ms 4104 KB Ok
80 Correct 77 ms 7956 KB Ok
81 Correct 81 ms 9352 KB Ok
82 Correct 77 ms 7252 KB Ok
83 Correct 86 ms 8364 KB Ok
84 Correct 73 ms 7796 KB Ok
85 Correct 73 ms 6796 KB Ok
86 Correct 79 ms 6004 KB Ok
87 Correct 77 ms 8124 KB Ok
88 Correct 71 ms 6268 KB Ok
89 Correct 77 ms 8580 KB Ok
90 Correct 74 ms 8304 KB Ok
91 Correct 76 ms 7060 KB Ok
92 Correct 78 ms 8628 KB Ok
93 Correct 81 ms 7076 KB Ok
94 Correct 71 ms 6888 KB Ok
95 Correct 112 ms 8388 KB Ok
96 Correct 156 ms 13728 KB Ok
97 Correct 154 ms 12872 KB Ok
98 Correct 120 ms 9536 KB Ok
99 Correct 138 ms 11608 KB Ok
100 Correct 139 ms 10728 KB Ok
101 Correct 142 ms 11448 KB Ok
102 Correct 143 ms 11580 KB Ok
103 Correct 134 ms 11784 KB Ok
104 Correct 164 ms 12460 KB Ok
105 Correct 149 ms 15316 KB Ok
106 Correct 130 ms 10836 KB Ok
107 Correct 146 ms 11896 KB Ok
108 Correct 156 ms 14540 KB Ok
109 Correct 136 ms 13384 KB Ok
110 Correct 294 ms 27824 KB Ok
111 Correct 312 ms 37276 KB Ok
112 Correct 295 ms 29976 KB Ok
113 Correct 297 ms 33788 KB Ok
114 Correct 306 ms 33232 KB Ok
115 Correct 299 ms 31356 KB Ok
116 Correct 312 ms 32316 KB Ok
117 Correct 340 ms 31952 KB Ok
118 Correct 296 ms 30820 KB Ok
119 Correct 319 ms 36312 KB Ok
120 Correct 314 ms 30732 KB Ok
121 Correct 290 ms 29552 KB Ok
122 Correct 300 ms 29892 KB Ok
123 Correct 344 ms 37396 KB Ok
124 Correct 292 ms 24288 KB Ok
125 Correct 304 ms 16660 KB Ok