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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#838491#9915. General Symmetryrqoi031TL 30ms5712kbC++201.1kb2024-12-31 12:18:492024-12-31 12:18:50

Judging History

你现在查看的是最新测评结果

  • [2024-12-31 12:18:50]
  • 评测
  • 测评结果:TL
  • 用时:30ms
  • 内存:5712kb
  • [2024-12-31 12:18:49]
  • 提交

answer

#include<stdio.h>
#include<algorithm>
constexpr int N{400000},K{1000},L{std::__lg(K)};
int a[N+5];
int f[N+5],g[N+5];
int main() {
    int n,k;
    scanf("%d%d",&n,&k);
    n=(n<<1)-1;
    for(int i=1;i<=n;i+=2) {
        scanf("%d",a+i);
    }
    for(int i=2;i<=n-1;i+=2) {
        a[i]=0;
    }
    for(int i=1,l=0,r=0;i<=n;i++) {
        f[i]=r<i?1:std::min(r-i+1,f[l+r-i]);
        while(i-f[i]>=1&&i+f[i]<=n&&a[i-f[i]]==a[i+f[i]]) {
            ++f[i];
        }
        if(i+f[i]-1>r) {
            l=i-f[i]+1,r=i+f[i]-1;
        }
    }
    for(int d=L-1;d>=0;d--) {
        std::copy(f+1,f+n+1,g+1);
        for(int i=1,l=0,r=0;i<=n;i++) {
            f[i]=r<i?1:std::min(r-i+1,g[l+r-i]);
            while(i-f[i]>=1&&i+f[i]<=n&&std::abs(a[i-f[i]]-a[i+f[i]])<=k>>d) {
                ++f[i];
            }
            if(i+g[i]-1>r) {
                l=i-g[i]+1,r=i+g[i]-1;
            }
        }
    }
    for(int i=1;i<=n;i+=2) {
        printf("%d%c",f[i]-(f[i]&1^1),i==n?'\n':' ');
    }
    for(int i=2;i<=n-1;i+=2) {
        printf("%d%c",f[i]-(f[i]&1),i==n-1?'\n':' ');
    }
    return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3692kb

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: 0ms
memory: 3672kb

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: 0ms
memory: 3680kb

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: 0ms
memory: 3656kb

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: 5696kb

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: 5712kb

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: 0
Accepted
time: 23ms
memory: 4972kb

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:

ok 199999 numbers

Test #8:

score: 0
Accepted
time: 30ms
memory: 4796kb

input:

100000 0
2 1 2 1 1 1 1 1 2 1 2 1 1 1 1 1 2 1 1 2 1 2 1 2 2 1 1 1 2 2 2 2 2 1 1 2 2 1 2 1 2 2 1 1 1 2 2 2 1 2 1 2 2 1 2 1 2 1 1 2 2 2 1 2 2 2 1 1 2 2 2 2 1 1 1 1 2 1 2 2 1 2 1 1 2 2 1 1 1 2 1 2 1 2 2 2 1 2 1 1 1 2 1 2 1 2 1 1 2 1 1 2 2 1 1 2 2 1 1 2 1 2 1 1 1 1 2 2 2 2 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 2...

output:

1 3 3 1 3 11 3 1 3 17 3 1 3 9 3 1 5 1 1 3 5 5 3 1 1 1 7 1 1 3 9 3 1 1 1 1 1 3 11 3 1 1 1 7 1 1 5 1 3 7 3 1 1 3 5 5 3 1 1 1 5 1 13 1 5 1 1 1 1 3 3 1 1 3 3 1 3 3 1 1 3 3 1 1 1 1 1 5 1 3 5 5 3 1 9 1 3 3 1 9 1 3 5 9 5 3 1 1 7 1 1 1 1 1 1 1 1 1 1 3 7 3 1 3 3 1 1 3 3 1 1 3 5 9 5 3 1 3 13 3 1 3 9 3 1 5 1 1...

result:

ok 199999 numbers

Test #9:

score: -100
Time Limit Exceeded

input:

100000 1
2 2 1 2 1 2 1 1 2 1 1 2 1 2 2 2 1 1 1 1 2 2 2 1 1 2 1 2 2 2 2 2 1 1 2 2 2 1 2 2 2 2 2 1 2 1 2 2 1 2 1 2 2 1 2 2 1 2 2 1 1 1 2 1 1 1 2 1 2 2 1 2 2 2 2 1 2 2 1 2 2 2 1 1 1 2 1 1 1 2 1 2 2 1 2 2 1 1 1 1 2 2 2 1 1 2 2 2 1 2 1 2 2 2 1 1 1 1 2 2 1 1 1 1 2 1 2 2 2 2 1 1 1 2 1 2 1 1 2 2 1 1 2 2 1 2...

output:


result: