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- #include <iostream>
- using namespace std;
- int a[31][31],t[100];
- int main()
- {
- int i,k,j,s=0,n,lt;
- cin>>n;
- for(i=0;i<n;i++)
- {
- for(j=0;j<n;j++)
- {
- cin>>a[i][j];
- s=s+a[i][j];
- }
- }
- lt=1;
- t[lt]=s;
- while(s>0)
- {
- for(i=1;i<n-1;i++)
- {
- for(j=1;j<n-1;j++)
- {
- if(a[i][j]==1)
- {
- k=0;
- if(a[i-1][j]==0) k++;
- if(a[i+1][j]==0) k++;
- if(a[i][j-1]==0) k++;
- if(a[i][j+1]==0) k++;
- if(k>=2)
- {
- s--;
- a[i][j]=-1;//urmeaza sa se topeasca, o marcam dar nu o topim pentru a nu influenta vecinii
- }
- }
- }
- }
- lt++;
- t[lt]=s;
- for(i=1;i<n-1;i++)
- {
- for(j=1;j<n-1;j++)
- {
- if(a[i][j]==-1)
- {
- a[i][j]=0;
- }
- }
- }
- }
- cout<<lt-1<<"\n";
- for(i=1;i<lt;i++)
- {
- cout<<t[i]<<"\n";
- }
- return 0;
- }
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