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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#309324	#8134. LCA Counting	ucup-team1516^#	AC ✓	31ms	13552kb	C++20	1.6kb	2024-01-20 16:42:14	2024-01-20 16:42:14

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你现在查看的是最新测评结果

[2024-01-20 16:42:14]
评测

测评结果：AC
用时：31ms
内存：13552kb

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[2024-01-20 16:42:14]
提交

answer

#include <string.h>
#include <algorithm>
#include <array>
#include <bitset>
#include <cassert>
#include <cfloat>
#include <climits>
#include <cmath>
#include <complex>
#include <ctime>
#include <deque>
#include <fstream>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <list>
#include <map>
#include <memory>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
using namespace std;

vector<int>res;

int dfs(int n,vector<vector<int>>&ki) {
    vector<int>tmp;
    for(int i:ki[n]) {
        int a = dfs(i,ki);
        tmp.push_back(a);
    }
    if(tmp.empty()) {
        return 0;
    }
    if(tmp.size() == 1) {
        return tmp[0];
    }
    sort(tmp.rbegin(),tmp.rend());
    for(int i = 2; i < tmp.size(); i++) {
        res.push_back(tmp[i]+1);
    }
    return tmp[0]+tmp[1]+1;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    vector<int>cnt(n);
    vector<vector<int>>ki(n);
    for(int i = 1; i < n; i++) {
        int p;
        cin >> p;
        p--;
        ki[p].push_back(i);
        cnt[p]++;
    }
    res.push_back(dfs(0,ki)+1);
    sort(res.rbegin(),res.rend());
    vector<int>ans;
    int now = 0;
    for(int i:res) {
        ans.push_back(now);
        for(int j = 1; j < i; j++) {
            now++;
            ans.push_back(now);
        }
    }
    for(int i = 0; i < ans.size(); i++) {
        cout << ans[i]+i+1 << ((i+1 == ans.size())?"\n":" ");
    }
}

Source code, Language: C++20

这程序好像有点Bug，我给组数据试试？

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100

Accepted

time: 0ms

memory: 3464kb

input:

7
1 1 2 4 2 2

output:

1 3 5 6

result:

ok 4 number(s): "1 3 5 6"

Test #2:

score: 0

Accepted

time: 0ms

memory: 3748kb

input:

10
1 1 2 2 1 1 1 2 4

output:

1 3 5 6 7 8 9

result:

ok 7 numbers

Test #3:

score: 0

Accepted

time: 0ms

memory: 3800kb

input:

10
1 2 2 4 5 6 1 2 4

output:

1 3 5 7 8

result:

ok 5 number(s): "1 3 5 7 8"

Test #4:

score: 0

Accepted

time: 0ms

memory: 3796kb

input:

10
1 2 3 3 3 5 6 4 9

output:

1 3 4

result:

ok 3 number(s): "1 3 4"

Test #5:

score: 0

Accepted

time: 0ms

memory: 3772kb

input:

1000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 4 1 2 2 1 1 1 1 2 1 1 1 1 2 2 1 1 1 1 1 6 3 1 1 1 2 2 1 1 2 1 2 1 3 1 2 1 1 2 1 1 1 1 1 1 1 4 1 5 1 1 1 1 1 2 1 1 2 1 2 1 2 5 3 1 3 1 1 2 1 2 1 1 3 2 1 6 2 1 2 5 1 1 1 3 2 1 2 1 1 1 1 1...

output:

1 3 5 7 8 10 11 13 14 16 17 19 20 22 23 25 26 28 29 31 32 34 35 37 38 40 41 43 44 46 47 49 50 52 53 55 56 58 59 61 62 64 65 67 68 70 71 73 74 76 77 79 80 82 83 85 86 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 12...

result:

ok 962 numbers

Test #6:

score: 0

Accepted

time: 1ms

memory: 3644kb

input:

1000
1 1 1 1 1 1 1 2 2 1 2 3 1 1 1 2 2 1 1 1 2 1 2 3 8 2 2 2 8 1 6 3 1 1 1 4 2 14 8 2 1 1 1 3 1 4 1 1 3 11 1 1 2 2 3 2 5 5 6 5 3 3 10 5 3 1 9 14 3 19 4 15 4 3 3 10 3 10 5 1 2 12 7 13 3 9 6 19 9 6 4 3 5 28 10 16 8 12 39 1 11 12 2 2 10 15 5 28 10 4 4 5 5 18 15 15 11 5 25 7 2 10 1 24 8 15 14 11 38 9 9 ...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 28 30 32 34 36 37 39 41 43 44 46 48 50 51 53 55 57 58 60 62 64 65 67 69 71 72 74 76 78 79 81 83 85 86 88 90 92 93 95 97 99 100 102 104 105 107 109 110 112 114 115 117 119 120 122 124 125 127 129 130 132 133 135 136 138 139 141 142 144 145 147 148 150 151 153 154 ...

result:

ok 822 numbers

Test #7:

score: 0

Accepted

time: 1ms

memory: 3624kb

input:

1000
1 2 2 2 1 4 3 6 7 5 8 8 1 12 12 16 4 16 18 3 17 22 7 22 9 17 21 16 16 18 29 31 12 29 32 36 22 31 32 14 15 13 8 1 36 19 33 2 10 28 29 1 53 27 15 56 34 57 21 15 58 36 57 57 16 45 16 51 44 18 31 52 53 34 65 30 51 8 59 72 53 49 49 35 31 23 3 19 69 5 16 11 45 12 62 23 46 5 24 61 63 81 1 85 73 53 84 ...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 487 numbers

Test #8:

score: 0

Accepted

time: 1ms

memory: 3644kb

input:

1000
1 2 3 4 5 6 7 7 8 9 11 12 13 14 14 15 17 15 17 20 19 22 22 23 24 25 22 26 23 30 29 32 32 33 33 34 30 35 39 21 41 28 42 42 44 44 38 48 49 50 51 52 44 51 44 53 36 52 59 48 55 62 63 54 65 59 54 67 60 65 68 71 71 74 58 73 65 78 76 70 77 82 80 57 85 81 86 80 79 81 78 88 88 86 61 93 88 96 98 100 96 9...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 374 numbers

Test #9:

score: 0

Accepted

time: 0ms

memory: 3584kb

input:

1000
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 36 38 39 40 41 42 42 44 45 46 47 48 49 50 51 52 53 54 54 56 57 58 59 60 61 62 62 62 65 66 66 68 69 70 71 72 73 73 75 75 76 78 78 80 79 80 83 83 85 86 86 88 88 90 91 91 92 94 94 96 97 98 95 97 100 ...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 319 numbers

Test #10:

score: 0

Accepted

time: 28ms

memory: 12124kb

input:

200000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 2 1 1 2 1 1 2 1 1 1 1 1 1 1 1 3 1 2 2 1 6 1 1 2 1 3 1 1 1 1 1 2 2 1 2 1 1 1 2 5 1 2 1 1 1 1 1 1 2 3 2 1 1 1 1 1 2 1 1 2 1 2 1 2 1 1 1 3 4 2 1 3 2 2 1 1 3 1 2 1 2 4 3 2 3 1 1 2 1 5 1 3...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 32 34 36 38 40 42 44 46 47 49 51 53 55 57 59 61 62 64 66 68 70 72 74 75 77 79 81 83 85 86 88 90 92 94 95 97 99 101 102 104 106 108 109 111 113 115 116 118 120 122 123 125 127 129 130 132 134 136 137 139 141 143 144 146 148 150 151 153 155 157 158 160 162 16...

result:

ok 192712 numbers

Test #11:

score: 0

Accepted

time: 30ms

memory: 12372kb

input:

200000
1 1 1 1 1 1 1 2 2 1 1 1 1 1 1 1 4 1 1 1 1 1 7 3 1 1 1 2 2 3 3 2 3 5 2 1 1 3 1 1 1 5 2 4 1 1 2 1 8 4 11 2 6 2 3 1 11 6 1 4 5 9 5 1 1 10 1 3 4 1 24 3 1 27 4 10 9 5 2 4 5 13 5 3 1 7 4 1 9 20 17 3 16 1 2 3 3 15 2 19 5 11 3 4 14 2 11 15 4 21 9 15 3 7 9 5 3 21 2 10 7 13 26 19 7 1 16 3 14 2 9 30 16 ...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 165619 numbers

Test #12:

score: 0

Accepted

time: 26ms

memory: 12752kb

input:

200000
1 2 3 2 3 4 6 4 5 1 2 2 7 6 3 12 13 10 8 8 12 9 11 14 19 24 14 4 27 11 1 19 22 10 19 27 33 4 10 29 33 19 35 37 29 31 29 45 32 40 33 50 28 21 19 19 9 46 31 36 9 45 17 52 40 4 23 26 11 67 22 47 2 48 48 8 71 18 23 44 41 17 80 25 41 33 39 16 7 23 47 27 67 47 32 65 35 69 29 60 87 21 68 4 87 106 16...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 99943 numbers

Test #13:

score: 0

Accepted

time: 31ms

memory: 13184kb

input:

200000
1 2 3 4 4 6 6 8 8 9 11 12 13 14 15 15 17 18 19 18 16 21 22 22 24 25 21 25 26 30 28 29 32 31 33 36 36 38 37 39 31 41 42 43 42 45 44 48 41 35 43 49 50 52 51 53 57 57 57 60 60 54 62 62 64 64 63 66 68 70 61 67 69 64 75 65 76 75 63 78 79 64 77 84 81 80 81 82 83 85 76 78 86 94 94 96 97 92 86 94 92 ...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 76008 numbers

Test #14:

score: 0

Accepted

time: 26ms

memory: 13552kb

input:

200000
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 46 48 49 50 51 52 52 54 55 55 57 58 58 59 61 62 62 64 65 65 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 83 83 85 87 88 89 88 91 92 93 94 92 94 95 98 99 100 9...

output:

1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175 177...

result:

ok 73621 numbers

Extra Test:

score: 0

Extra Test Passed