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 |
|---|---|---|---|---|---|---|---|---|---|
| #189157 | #3320. 矩形（square） | joy20101 | 100 | 10232ms | 498652kb | C++11 | 976b | 2023-10-04 08:49:24 | 2023-10-04 12:54:38 |
answer
#include<bits/stdc++.h>
using namespace std;
int n,m,a[505][505],cnt[505][505][505],l,r,mid,ans;
bool check(int x1,int y1,int p){
int x2=x1+p-1,y2=y1+p-1,res=0;
for(int i=1;i<=n;i++)
if(cnt[x2][y2][i]-cnt[x2][y1-1][i]-cnt[x1-1][y2][i]+cnt[x1-1][y1-1][i])
res++;
// cout<<x1<<' '<<y1<<' '<<x2<<' '<<y2<<' '<<p<<' '<<res<<' '<<"boom"<<endl;
return res<=m;
}
int main(){
// freopen("ex_square3.in","r",stdin);
// freopen("ex_square.out","w",stdout);
scanf("%d%d",&n,&m);
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
scanf("%d",&a[i][j]);
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
for(int k=1;k<=n;k++)
cnt[i][j][k]=cnt[i-1][j][k]+cnt[i][j-1][k]-cnt[i-1][j-1][k]+(a[i][j]==k);
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
l=1,r=min(n-i+1,n-j+1),ans=0;
while(l<=r){
mid=l+r>>1;
if(check(i,j,mid))
ans=mid,l=mid+1;
else
r=mid-1;
}
printf("%d ",ans);
}
puts("");
}
return 0;
}
详细
小提示：点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 3ms
memory: 8292kb
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: 4ms
memory: 8288kb
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: 0ms
memory: 8292kb
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: 1419ms
memory: 498648kb
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: 1585ms
memory: 498648kb
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: 1430ms
memory: 498648kb
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: 1453ms
memory: 498648kb
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: 1466ms
memory: 498652kb
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: 1485ms
memory: 498648kb
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: 1387ms
memory: 498652kb
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
