Eroare de compilare: user.cpp:4:35: error: size of array ‘a’ is too large int v[100000],n,m,a[100000][100000]; ^ user.cpp: In function ‘void dfs(int)’: user.cpp:7:33: error: ‘a’ was not declared in this scope for(int i=1;i<=n;i++) if(!v[i]&&a[i][k]) dfs(i);} ^ user.cpp: In function ‘int main()’: user.cpp:13:27: error: ‘a’ was not declared in this scope for(i=0;i<m;i++) {f>>x>>y;a[x][y]=a[y][x]=1;} ^