include [HTML_REMOVED]
using namespace std;
int n;
char path[20][20];
bool col[20],dg[20],udg[20];
void dfs(int u){
if(u>n){
for(int i=1;i<=n;i){
for(int j=1;j<=n;j){
cout<[HTML_REMOVED]>n;
for(int i=1;i<=n;i){
for(int j=1;j<=n;j){
path[i][j]=’.’;
}
}
dfs(1);
}