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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#848723#9915. General SymmetryhhoppitreeTL 1ms6048kbC++231.6kb2025-01-09 08:57:132025-01-09 08:57:14

Judging History

你现在查看的是最新测评结果

  • [2025-01-09 08:57:14]
  • 评测
  • 测评结果:TL
  • 用时:1ms
  • 内存:6048kb
  • [2025-01-09 08:57:13]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;

const int N = 2e5 + 5, V = 1005;

bitset<N> f[N / 100], g[V];
int a[N];

signed main() {
    int n, m; scanf("%d%d", &n, &m);
    for (int i = 1; i <= n; ++i) {
        scanf("%d", &a[i]);
        for (int j = max(a[i] - m, 1); j <= min(a[i] + m, 100); ++j) g[j][i] = 1;
    }
    bitset<N> now, tf;
    for (int i = 1; i <= n; ++i) {
        now = 1;
        tf = (tf >> 1) & g[a[i]];
        tf[i] = 1;
        if (i && abs(a[i] - a[i - 1]) <= m) tf[i - 1] = 1;
        tf &= now;
        if (i % 100 == 0) f[i / 100] = tf;
    }
    auto check = [&](int l, int r) {
        int p = r / 100 + 1;
        if (p * 100 > n || l - (p * 100 - r) <= 0) return 0;
        return (int)f[p][l - (p * 100 - r)];
    };
    for (int i = 1; i <= n; ++i) {
        int L = 1, R = min(i - 1, n - i), res = 0;
        while (L <= R) {
            int mid = (L + R) >> 1;
            if (check(i - mid, i + mid)) res = mid, L = mid + 1;
            else R = mid - 1;
        }
        while (res + 1 <= min(i - 1, n - i) && abs(a[i + (res + 1)] - a[i - (res + 1)]) <= m) ++res;
        printf("%d%c", res * 2 + 1, " \n"[i == n]);
    }
    for (int i = 1; i < n; ++i) {
        int L = 1, R = min(i, n - i), res = 0;
        while (L <= R) {
            int mid = (L + R) >> 1;
            if (check(i - mid + 1, i + mid)) res = mid, L = mid + 1;
            else R = mid - 1;
        }
        while (res + 1 <= min(i, n - i) && abs(a[i + (res + 1)] - a[i - (res + 1) + 1]) <= m) ++res;
        printf("%d%c", res * 2, " \n"[i == n - 1]);
    }
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 5920kb

input:

5 0
1 2 1 2 1

output:

1 3 5 3 1
0 0 0 0

result:

ok 9 numbers

Test #2:

score: 0
Accepted
time: 1ms
memory: 4068kb

input:

5 1
1 2 1 3 1

output:

1 3 5 3 1
2 2 0 0

result:

ok 9 numbers

Test #3:

score: 0
Accepted
time: 1ms
memory: 6048kb

input:

10 0
1 2 3 4 500 5 501 6 499 503

output:

1 1 1 1 1 1 1 1 1 1
0 0 0 0 0 0 0 0 0

result:

ok 19 numbers

Test #4:

score: 0
Accepted
time: 1ms
memory: 4036kb

input:

10 1
1 2 3 4 500 5 501 6 499 503

output:

1 1 1 1 3 3 5 1 1 1
2 2 2 0 0 0 0 0 0

result:

ok 19 numbers

Test #5:

score: 0
Accepted
time: 0ms
memory: 6004kb

input:

10 2
1 2 3 4 500 5 501 6 499 503

output:

1 3 3 1 3 5 5 3 1 1
2 2 2 0 0 0 0 0 0

result:

ok 19 numbers

Test #6:

score: 0
Accepted
time: 1ms
memory: 3992kb

input:

10 10
1 2 3 4 500 5 501 6 499 503

output:

1 3 3 1 3 5 5 3 1 1
2 4 2 0 0 0 0 0 2

result:

ok 19 numbers

Test #7:

score: -100
Time Limit Exceeded

input:

100000 0
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 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 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 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 1 1 1 1 1 1...

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: