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- #include <fstream>
- #include <iostream>
- using namespace std;
- ifstream fin("listavecini.in");
- ofstream fout("listavecini.out");
- int nrvecini(int, int);
- int a[101][101];
- int main()
- {
- int n, x, y;
- fin>>n;
- while(fin>>x>>y)
- a[x][y]=a[y][x]=1;
- for(int i=1; i<n+1; i++)
- {
- fout<<nrvecini(i, n)<<" ";
- for(int j=1; j<n+1; j++)
- if(a[i][j])
- fout<<j<<" ";
- fout<<endl;
- }
- return 0;
- }
- int nrvecini(int l, int n)
- {
- int ct=0;
- for(int i=1; i<n+1; i++)
- if(a[l][i])
- ct++;
- return ct;
- }
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