void deletePaths(CDGPath * path) {
assert(NULL != path);
CDGPath *next;
do {
next = getNextPath(path);
deleteNodeList(getPathNode(path));
setNextPath(path, NULL);
free(path);
path = next;
} while (path);
}
int main(int argc, char **argv) {
mint maxLen = 0;
mint nNodes = 0;
mint ** coords;
mdouble ** dists;
string file = "../examples/pub02";
string s;
char buff[6];
stringstream ss;
#if DBG
string inadr = file;
ifstream inFile (inadr.append(".in").data());
getline(inFile,s);
#else
getline(cin,s);
#endif
ss << s;
ss.getline(buff,6,' ');
nNodes = (mint)(atoi(buff));
// TODO buff se mozna musi po pouziti zas smazat
ss.getline(buff,6,' ');
maxLen = (mint)(atoi(buff));
//scout << nNodes << " " << maxLen << endl;
coords = new mint * [nNodes];
for(mint i=0;i<nNodes;i++){
coords[i] = new mint[2];
}
dists = new mdouble * [nNodes];
for(mint i=0;i<nNodes;i++){
dists[i] = new mdouble[nNodes];
}
#if DBG
for(mint i=0;i<nNodes;i++){
s.clear();
ss.clear();
getline(inFile,s);
ss << s;
ss.getline(buff,6,' ');
coords[i][0] = (mint)(atoi(buff));
ss.getline(buff,6,' ');
coords[i][1] = (mint)(atoi(buff));
}
inFile.close();
#else
for(mint i=0;i<nNodes;i++){
s.clear();
ss.clear();
getline(cin,s);
ss << s;
ss.getline(buff,6,' ');
coords[i][0] = (mint)(atoi(buff));
ss.getline(buff,6,' ');
coords[i][1] = (mint)(atoi(buff));
}
#endif
#if DBG
ifstream fileStream (file.append(".out").data());
s.clear();
getline(fileStream,s);
cout << "Correct result: " << s << endl;
fileStream.close();
#endif
/*/ for(mint i=0;i<nNodes;i++){
for(mint j=0;j<2;j++){
cout << coords[i][j] << " ";
}
cout << endl;
}
/**/
for(mint i=0;i<nNodes;i++){
for(mint j=0;j<nNodes;j++){
if(j>i){
dists[i][j]=dist(coords[i][0],coords[i][1],coords[j][0],coords[j][1]);
} else if (j<i) {
dists[i][j] = dists[j][i];
} else {
dists[i][i]=0;
}
}
}
mint **** conflicts = new mint *** [nNodes];
for(mint i=0;i<nNodes;i++){
conflicts[i] = new mint ** [nNodes];
for(mint j=0;j<nNodes;j++){
conflicts[i][j] = new mint * [nNodes];
for(mint k=0;k<nNodes;k++){
conflicts[i][j][k] = new mint[nNodes];
for(mint l=0;l<nNodes;l++){
conflicts[i][j][k][l]=intersects(coords[i],coords[j],coords[k],coords[l]);
}
}
}
}
/*for(mint i=0;i<nNodes;i++){
for(mint j=0;j<nNodes;j++){
cout << dists[i][j] << " ";
}
cout << endl;
}/**/
list<Node *> * oldGen = new list<Node *>();
list<Node *> * newGen = new list<Node *>();
list<Node *>::iterator it;
mint level = 0;
// bit mask of available vertices
mint avVertices = pow(2,nNodes) - 1;
for(mint i = 0;i<nNodes;i++){
Node * n = new Node(0);
n->avNodesMask = avVertices xor 1 << i;
// cout <<"Node #: " << i << " AvNodeMask: " << (bitset<16>) n->avNodesMask << endl;
n->nodes->push_back(i);
oldGen->push_back(n);
}
for(it=oldGen->begin();it!=oldGen->end();++it){
// cout << "next from old: " << endl;
// (*it)->printNode();
for(mint i=0;i<nNodes;i++){
// cout << "next to add: " << i << endl;
if((*it)->avNodesMask & 1 << i){
mdouble len = (*it)->len + dists[(*it)->nodes->back()][i];
Node * n = new Node(len);
list<mint>::iterator ns;
ns = (*it)->nodes->begin();
for(ns;ns!=(*it)->nodes->end();++ns){
n->nodes->push_back(*ns);
//cout << *ns << endl;
}
n->nodes->push_back(i);
n->avNodesMask = (*it)->avNodesMask xor 1 << i;
// cout << "added: " << i << endl;
newGen->push_back(n);
//break;
}
}
newGen->pop_back();
}
deleteNodeList(oldGen);
oldGen->clear();
delete oldGen;
oldGen=newGen;
level++;
/**/ while(level<nNodes){
// oldGenSize = oldGen->size();
newGen = new list<Node *>();
for(it=oldGen->begin();it!=oldGen->end();++it){
// cout << "next from old: " << endl;
// (*it)->printNode();
for(mint i=0;i<nNodes;i++){
// cout << "next to add: " << i << endl;
if((*it)->avNodesMask & 1 << i){
if(possible(conflicts,(*it)->nodes,i)){
mdouble addedToFirstDist = dists[i][(*it)->nodes->front()];
mdouble len = (*it)->len + dists[(*it)->nodes->back()][i];
if (len + addedToFirstDist <= maxLen) {
Node * n = new Node(len);
list<mint>::iterator ns;
ns = (*it)->nodes->begin();
for(ns;ns!=(*it)->nodes->end();++ns){
n->nodes->push_back(*ns);
//cout << *ns << endl;
}
n->nodes->push_back(i);
n->avNodesMask = (*it)->avNodesMask xor 1 << i;
// cout << "added: " << i << endl;
newGen->push_back(n);
//break;
}
}
}
}
}
if(newGen->empty() || level+1 == nNodes){
it = oldGen->begin();
list<mint>::iterator iter;
Node * chosen = *it;
mdouble mLen = (*it)->len + dists[chosen->nodes->front()][chosen->nodes->back()];
mint n = (*it)->nodes->size();
for(it;it!=oldGen->end();++it){
mdouble tmp = (*it)->len + dists[(*it)->nodes->front()][(*it)->nodes->back()];
if (tmp < mLen){
mLen = tmp;
chosen = *it;
}
}
cout << (int)ceil(mLen) << endl;
break;
}
deleteNodeList(oldGen);
oldGen->clear();
delete oldGen;
oldGen=newGen;
level++;
}/**/
for(mint i=0;i<nNodes;i++) delete [] coords[i];
for(mint i=0;i<nNodes;i++) delete [] dists[i];
for(mint i=0;i<nNodes;i++){
for(mint j=0;j<nNodes;j++){
for(mint k=0;k<nNodes;k++){
delete [] conflicts[i][j][k];
}
delete [] conflicts[i][j];
}
delete [] conflicts[i];
}
delete [] dists;
delete [] coords;
delete [] conflicts;
deleteNodeList(oldGen);
delete oldGen;
// deleteNodeList(newGen);
// delete newGen;
return 0;
}
