NOI.AC
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #211112 | #3801. Thief Masters | rua | 20 | 5ms | 2564kb | C++11 | 1.4kb | 2024-08-09 11:48:52 | 2024-08-09 12:50:39 |
answer
#include <bits/stdc++.h>
using namespace std;
int n, m, k;
int q[2010];
int w[2010][2010], row_min[2010][2010], row_max[2010][2010];
void get_min(int a[], int b[], int tot)
{
int _head = 0, _tail = -1;
for (int i = 1; i <= tot; i++)
{
if (_head <= _tail && q[_head] <= i - k)
_head++;
while (_head <= _tail && a[q[_tail]] >= a[i])
_tail--;
q[++_tail] = i;
b[i] = a[q[_head]];
}
}
void get_max(int a[], int b[], int tot)
{
int _head = 0, _tail = -1;
for (int i = 1; i <= tot; i++)
{
if (_head <= _tail && q[_head] <= i - k)
_head++;
while (_head <= _tail && a[q[_tail]] <= a[i])
_tail--;
q[++_tail] = i;
b[i] = a[q[_head]];
}
}
int main()
{
cin >> n >> m >> k;
for (int i = 1; i <= n; i++)
for (int j = 1; j <= m; j++)
cin >> w[i][j];
for (int i = 1; i <= n; i++)
{
get_min(w[i], row_min[i], m);
get_max(w[i], row_max[i], m);
}
int res = 1000000009;
int a[2010], b[2010], c[2010];
for (int i = k; i <= m; i++)
{
for (int j = 1; j <= n; j++)
a[j] = row_min[j][i];
get_min(a, b, n);
for (int j = 1; j <= n; j++)
a[j] = row_max[j][i];
get_max(a, c, n);
for (int j = k; j <= n; j++)
res = min(res, c[j] - b[j]);
}
cout << res << endl;
return 0;
}
详细
小提示：点击横条可展开更详细的信息
Test #1:
score: 0
Runtime Error
input:
5000 5000 1000 112860841 963292630 950228017 843100821 628111020 568250408 901169419 322571542 98853...
output:
result:
Test #2:
score: 10
Accepted
time: 1ms
memory: 1280kb
input:
5 4 2 1 2 5 6 0 17 16 0 16 17 0 1 2 10 2 1 1 2 3 2
output:
2
result:
ok single line: '2'
Test #3:
score: 10
Accepted
time: 4ms
memory: 2564kb
input:
100 100 10 2 100001 200001 300001 400001 500001 600001 700001 800001 900001 1000001 1100001 1200001 ...
output:
908999
result:
ok single line: '908999'
Test #4:
score: 0
Runtime Error
input:
5000 5000 1000 8974 8293 3530 8179 6181 2983 6500 3525 2603 1983 6720 5938 9247 2494 4568 9909 3852 ...
output:
result:
Test #5:
score: 0
Runtime Error
input:
5000 5000 1000 3206 5640 1070 5846 5931 3274 6116 1741 543 6399 1626 115 92 3037 464 100 3700 2694 5...
output:
result:
Test #6:
score: 0
Runtime Error
input:
5000 5000 1000 9041 1397 3723 7115 4298 5210 8033 5608 6711 6539 7140 5331 4282 2599 59 9363 5817 25...
output:
result:
Test #7:
score: 0
Runtime Error
input:
5000 5000 1000 19636 14616 3910 15971 9484 16390 2221 13667 5771 1364 2375 15202 16870 7107 13189 16...
output:
result:
Test #8:
score: 0
Runtime Error
input:
5000 5000 1000 3628 1018 3668 18160 14975 18599 9087 10641 19468 16400 19072 16984 6583 7925 19853 1...
