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 |
|---|---|---|---|---|---|---|---|---|---|
| #189216 | #3320. 矩形（square） | quliannanyishou | 100 | 10131ms | 502184kb | C++11 | 1.3kb | 2023-10-04 09:10:38 | 2023-10-04 12:56:07 |
answer
#include<bits/stdc++.h>
using namespace std;
int m,n,a[510][510],l,r,mid,dp[510][510][510],sum;
inline int read()
{
int x=0,f=1;
char ch=getchar();
while(ch<'0'||ch>'9')
{
if(ch=='-')
f=-1;
ch=getchar();
}
while(ch>='0' && ch<='9')
x=x*10+ch-'0',ch=getchar();
return x*f;
}
bool check(int y,int x)
{
int sum=0,temp;
for(int i=1;i<=500;++i)
{
temp=dp[y][x][i];
temp-=dp[y+mid][x][i];
temp-=dp[y][x+mid][i];
temp+=dp[y+mid][x+mid][i];
if(temp)
{
sum++;
}
}
return sum<=n?1:0;
}
int main()
{
m=read();
n=read();
for(int i=1;i<=m;++i)
{
for(int j=1;j<=m;++j)
{
a[i][j]=read();
}
}
for(int i=m;i>=1;--i)
{
for(int j=m;j>=1;--j)
{
sum=0;
for(int k=1;k<=500;++k)
{
dp[i][j][k]+=dp[i+1][j][k];
dp[i][j][k]+=dp[i][j+1][k];
dp[i][j][k]-=dp[i+1][j+1][k];
if(dp[i][j][k])
{
sum++;
}
}
dp[i][j][0]=sum;
if(!dp[i][j][a[i][j]])
{
dp[i][j][0]++;
}
dp[i][j][a[i][j]]++;
}
}
for(int i=1;i<=m;i++)
{
for(int j=1;j<=m;j++)
{
l=1;
r=m-max(i,j)+2;
while(l<r)
{
mid=l+r>>1;
if(check(i,j))
{
l=mid+1;
}
else
{
r=mid;
}
}
printf("%d ",l-1);
}
printf("\n");
}
}
详细
小提示：点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 7ms
memory: 6448kb
input:
50 12 8 1 9 3 12 10 2 3 5 3 8 6 2 3 11 6 7 3 2 8 10 3 7 11 2 1 10 4 10 5 9 8 5 4 11 5 2 5 11 10 7 5 ...
output:
12 11 10 9 8 7 6 5 4 4 5 5 5 12 12 12 12 12 12 12 12 12 12 12 18 18 17 16 15 14 13 12 11 10 10 10 10...
result:
ok 50 lines
Test #2:
score: 10
Accepted
time: 13ms
memory: 6452kb
input:
50 14 3 13 9 2 14 12 3 13 6 13 7 12 3 10 13 4 12 4 10 9 8 6 1 14 9 13 2 6 1 2 3 13 11 4 2 6 10 5 14 ...
output:
7 7 18 17 16 15 14 13 12 11 10 9 8 7 7 7 7 6 5 6 5 18 17 16 15 14 13 12 12 12 12 12 12 12 12 12 12 1...
result:
ok 50 lines
Test #3:
score: 10
Accepted
time: 4ms
memory: 6452kb
input:
50 17 17 8 14 12 2 7 17 3 11 5 8 15 11 4 3 15 13 12 6 5 9 3 9 8 7 13 3 7 7 13 16 6 10 17 16 7 6 5 3 ...
output:
19 19 19 19 19 19 19 18 17 16 15 14 13 12 11 10 9 8 7 6 6 6 8 8 8 7 12 12 12 11 10 9 8 7 6 7 9 9 9 8...
result:
ok 50 lines
Test #4:
score: 10
Accepted
time: 1418ms
memory: 502180kb
input:
500 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 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:
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 3 3 3 29 29 29 29 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15...
result:
ok 500 lines
Test #5:
score: 10
Accepted
time: 1439ms
memory: 502180kb
input:
500 2 2 1 1 1 1 1 1 2 1 2 1 1 2 2 1 2 2 2 1 1 2 1 2 1 1 2 1 2 2 2 2 1 1 2 2 2 2 1 2 2 1 2 1 1 1 1 2 ...
output:
500 499 498 497 496 495 494 493 492 491 490 489 488 487 486 485 484 483 482 481 480 479 478 477 476 ...
result:
ok 500 lines
Test #6:
score: 10
Accepted
time: 1501ms
memory: 502180kb
input:
500 2 2 1 2 1 1 1 1 2 1 1 1 1 1 2 2 1 1 1 2 2 1 2 2 1 2 1 1 1 2 1 2 2 2 1 1 2 2 2 1 1 1 2 1 2 1 1 2 ...
output:
13 43 43 43 43 43 43 43 43 43 43 43 43 43 43 43 43 43 47 47 47 47 47 47 47 47 47 46 45 44 43 42 41 4...
result:
ok 500 lines
Test #7:
score: 10
Accepted
time: 1438ms
memory: 502184kb
input:
500 2 1 1 2 2 2 1 2 1 2 2 1 2 1 2 2 2 2 1 1 1 1 1 1 2 1 1 1 1 1 2 2 1 2 2 2 2 1 1 2 1 2 2 1 2 2 2 2 ...
output:
49 49 49 49 49 49 49 49 49 49 49 49 49 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 2...
result:
ok 500 lines
Test #8:
score: 10
Accepted
time: 1456ms
memory: 502180kb
input:
500 162 11 100 62 113 44 157 79 78 156 9 78 50 149 145 54 72 138 145 5 55 51 129 37 114 95 3 63 5 21...
output:
29 29 29 28 28 27 26 28 28 29 29 29 29 29 29 28 27 26 25 24 24 24 25 26 26 25 25 25 27 26 25 25 29 2...
result:
ok 500 lines
Test #9:
score: 10
Accepted
time: 1442ms
memory: 502184kb
input:
500 171 23 35 15 28 60 69 4 90 37 165 8 163 129 20 87 61 115 39 135 78 55 96 21 118 165 23 145 21 16...
output:
30 29 28 27 27 31 30 29 28 27 27 27 27 28 27 26 28 29 28 27 29 30 29 28 27 30 29 33 32 31 30 29 28 3...
result:
ok 500 lines
Test #10:
score: 10
Accepted
time: 1413ms
memory: 502180kb
input:
500 168 141 99 128 16 72 106 42 137 15 57 113 3 17 116 13 91 147 104 55 125 32 46 85 51 103 15 156 7...
output:
28 28 28 28 31 31 31 31 31 30 29 28 27 27 27 27 29 29 29 29 29 30 29 29 29 29 29 29 29 29 29 29 28 2...
result:
ok 500 lines
Extra Test:
score: 0
Extra Test Passed
