Rezumat problemă

NrNod

#756

Se consideră un arbore binar în care nodurile memorează numere naturale nenule. Să se determine câte noduri din arbore au un singur descendent direct.

Programul citește lista valorilor din arbore, dată în ordinea parcurgerii în preordine.

Fișiere Candale Silviu (silviu) ușoară

Clasa 11 Structuri de date arborescente Arbori binari

Rezolvă

Detalii

Problema	NrNod	Operații I/O	nrnod.in/nrnod.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#43066226	Utilizator	Lazea Razvan (RazvanLazea)
Fișier	nrnod.cpp	Dimensiune	777 B
Data încărcării	29 Martie 2023, 16:53	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

nrnod.cpp:10:9: error: field 'st' has incomplete type
     nod st,dr;

         ^
nrnod.cpp:10:12: error: field 'dr' has incomplete type
     nod st,dr;

            ^
nrnod.cpp: In function 'void creare(nod&)':
nrnod.cpp:18:12: error: no match for 'operator=' (operand types are 'nod' and 'int')
         rad=NULL;

            ^
nrnod.cpp:18:12: note: candidates are:
nrnod.cpp:8:8: note: nod& nod::operator=(const nod&)
 struct nod{

        ^
nrnod.cpp:8:8: note:   no known conversion for argument 1 from 'int' to 'const nod&'
nrnod.cpp:8:8: note: nod& nod::operator=(nod&&)
nrnod.cpp:8:8: note:   no known conversion for argument 1 from 'int' to 'nod&&'
nrnod.cpp:21:12: error: no match for 'operator=' (operand types are 'nod' and 'nod*')
         rad=new nod;

            ^
nrnod.cpp:21:12: note: candidates are:
nrnod.cpp:8:8: note: nod& nod::operator=(const nod&)
 struct nod{

        ^
nrnod.cpp:8:8: note:   no known conversion for argument 1 from 'nod*' to 'const nod&'
nrnod.cpp:8:8: note: nod& nod::operator=(nod&&)
nrnod.cpp:8:8: note:   no known conversion for argument 1 from 'nod*' to 'nod&&'
nrnod.cpp:22:12: error: base operand of '->' has non-pointer type 'nod'
         rad->info=x;

            ^
nrnod.cpp:23:19: error: base operand of '->' has non-pointer type 'nod'
         creare(rad->st);

                   ^
nrnod.cpp:24:19: error: base operand of '->' has non-pointer type 'nod'
         creare(rad->dr);

                   ^
nrnod.cpp: In function 'int numarare(nod*)':
nrnod.cpp:32:18: error: 'struct nod' has no member named 'st'
         if((rad->st==NULL and rad->dr!=NULL) or (rad->dr==NULL and rad->st!=NULL))

                  ^
nrnod.cpp:32:36: error: 'struct nod' has no member named 'dr'
         if((rad->st==NULL and rad->dr!=NULL) or (rad->dr==NULL and rad->st!=NULL))

                                    ^
nrnod.cpp:32:55: error: 'struct nod' has no member named 'dr'
         if((rad->st==NULL and rad->dr!=NULL) or (rad->dr==NULL and rad->st!=NULL))

                                                       ^
nrnod.cpp:32:73: error: 'struct nod' has no member named 'st'
         if((rad->st==NULL and rad->dr!=NULL) or (rad->dr==NULL and rad->st!=NULL))

                                                                         ^
nrnod.cpp:33:36: error: 'struct nod' has no member named 'st'
             return 1+numarare(rad->st)+numarare(rad->dr);

                                    ^
nrnod.cpp:33:54: error: 'struct nod' has no member named 'dr'
             return 1+numarare(rad->st)+numarare(rad->dr);

                                                      ^
nrnod.cpp:35:34: error: 'struct nod' has no member named 'st'
             return numarare(rad->st)+numarare(rad->dr);

                                  ^
nrnod.cpp:35:52: error: 'struct nod' has no member named 'dr'
             return numarare(rad->st)+numarare(rad->dr);

                                                    ^
nrnod.cpp: In function 'int main()':
nrnod.cpp:45:18: error: 'preordine' was not declared in this scope
     preordine(rad);

                  ^
nrnod.cpp:46:20: error: cannot convert 'nod' to 'nod*' for argument '1' to 'int numarare(nod*)'
     g<<numarare(rad);

                    ^
nrnod.cpp: In function 'int numarare(nod*)':
nrnod.cpp:40:1: warning: control reaches end of non-void function [-Wreturn-type]
 }

 ^

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