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September 24, 2015 15:07
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Binarno stablo -> polja
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#include <iostream> | |
using namespace std; | |
struct cvor | |
{ | |
int oznaka; | |
int PrvoDijete; | |
int SljedeciBrat; | |
}; | |
struct tree | |
{ | |
cvor element[1000]; | |
int first; | |
}; | |
int ParentB(int x, tree *stablo) | |
{ | |
if(x>0) return x-1; | |
else | |
{ | |
if(x==0) return -1; | |
else cout<<"Cvor ne postoji"<<endl; | |
} | |
} | |
int FirstChildB(int x, tree *stablo) | |
{ | |
if(x<0) return -1; | |
else | |
{ | |
if(x>=0 && ((x+1)!=0)) return stablo->element[x].PrvoDijete; | |
else return -1; | |
} | |
} | |
int NextSiblingB(int x, tree *stablo) | |
{ | |
if(x<0) return -1; | |
else | |
{ | |
if(stablo->element[x].SljedeciBrat!=-1)return stablo->element[x].SljedeciBrat; | |
else return -1; | |
} | |
} | |
int LabelB(int x, tree *stablo) | |
{ | |
if(x<0) cout<<"Pogreska"<<endl; | |
else | |
{ | |
if(stablo->element[x].oznaka!=-1) return -1; | |
else return stablo->element[x].oznaka; | |
} | |
} | |
int RootB(tree *stablo) | |
{ | |
return stablo->element[0].oznaka; | |
} | |
int CreateB(int x, int y, tree *stablo) | |
{ | |
stablo->element[stablo->first].oznaka=x; | |
stablo->element[stablo->first].PrvoDijete=y; | |
stablo->first++; | |
} | |
int ChangeLabelB(int x, int y, tree *stablo) | |
{ | |
if(x<0) return -1; | |
else stablo->element[y].oznaka=x; | |
} | |
int DeleteB(int x, tree *stablo) | |
{ | |
if(x<0) return -1; | |
else | |
{ | |
if(stablo->element[x].PrvoDijete>0) DeleteB(stablo->element[x].PrvoDijete,stablo); | |
else | |
{ | |
stablo->element[x].oznaka=-1; | |
stablo->first--; | |
} | |
} | |
} | |
tree *InitB(int x,tree *stablo) | |
{ | |
delete [] stablo->element; | |
stablo=new tree; | |
stablo->first=0; | |
stablo->element[x].oznaka=x; | |
stablo->first++; | |
} |
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