51 lines
1.0 KiB
C++
51 lines
1.0 KiB
C++
#include <cstdio>
|
|
#include<algorithm>
|
|
#include<cstring>
|
|
#include<functional>
|
|
using namespace std;
|
|
int a[10001][101];
|
|
int b[10001];
|
|
int main()
|
|
{
|
|
int n,m,t,i,k,j,x,d;
|
|
while(scanf("%d%d%d",&n,&m,&t)!=EOF)
|
|
{
|
|
x=0;
|
|
for(i=0;i<n;i++)
|
|
for(j=0;j<m;j++)
|
|
{
|
|
scanf("%d",&a[i][j]);
|
|
if(a[i][j]==0)
|
|
x++;
|
|
}
|
|
memset(b,0,sizeof(b));
|
|
k=0;
|
|
for(i=1;i<n;i++)
|
|
{
|
|
if(a[i][0]==0&&a[i][1]==0)
|
|
{
|
|
for(j=m-1;j>=0;j--)
|
|
{
|
|
if(a[i-1][j]==0)
|
|
b[k]++;
|
|
else
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
}
|
|
for(i=m-1;i>=0;i--)
|
|
{
|
|
if(a[n-1][i]==0)
|
|
x--;
|
|
else
|
|
break;
|
|
}
|
|
sort(b,b+k,greater<int>());
|
|
for(i=0;i<t-1;i++)
|
|
x-=b[i];
|
|
printf("%d\n",x-2*t);
|
|
}
|
|
return 0;
|
|
}
|