Rezumat problemă

DetDrum3

#645

Se dă vectorul de tați al unui arbore cu rădăcină cu n noduri în care fiecare nod are asociată o valoare numerică. Determinați drumul de la rădăcină la un nod terminal pentru care suma valorilor asociate nodurilor este maximă.

Fișiere Candale Silviu (silviu) medie

Clasa 11 Teoria Grafurilor Arbori cu rădăcină

Rezolvă

Detalii

Problema	DetDrum3	Operații I/O	detdrum3.in/detdrum3.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64293987	Utilizator	Ardelean Casian (ArdeleanCasian)
Fișier	detdrum3.cpp	Dimensiune	671 B
Data încărcării	28 Aprilie 2026, 12:29	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

detdrum3.cpp:7:7: error: expected initializer before ‘k’
    7 | int n k t[101],val[101],maxi,cnt,rez[101],okee;
      |       ^
detdrum3.cpp: In function ‘int main()’:
detdrum3.cpp:11:5: error: reference to ‘cin’ is ambiguous
   11 |     cin>>n;
      |     ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:146,
                 from detdrum3.cpp:1:
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
detdrum3.cpp:4:10: note:                 ‘std::ifstream cin’
    4 | ifstream cin("detdrum3.in");
      |          ^~~
detdrum3.cpp:11:10: error: ‘n’ was not declared in this scope; did you mean ‘yn’?
   11 |     cin>>n;
      |          ^
      |          yn
detdrum3.cpp:13:9: error: reference to ‘cin’ is ambiguous
   13 |         cin >> t[i];
      |         ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
detdrum3.cpp:4:10: note:                 ‘std::ifstream cin’
    4 | ifstream cin("detdrum3.in");
      |          ^~~
detdrum3.cpp:13:16: error: ‘t’ was not declared in this scope
   13 |         cin >> t[i];
      |                ^
detdrum3.cpp:15:9: error: reference to ‘cin’ is ambiguous
   15 |         cin >> val[i];
      |         ^~~
/usr/include/c++/13/iostream:62:18: note: candidates are: ‘std::istream std::cin’
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
detdrum3.cpp:4:10: note:                 ‘std::ifstream cin’
    4 | ifstream cin("detdrum3.in");
      |          ^~~
detdrum3.cpp:15:16: error: ‘val’ was not declared in this scope
   15 |         cin >> val[i];
      |                ^~~
detdrum3.cpp:18:17: error: expected primary-expression before ‘;’ token
   18 |         int ok= ;
      |                 ^
detdrum3.cpp:20:16: error: ‘t’ was not declared in this scope
   20 |             if(t[j] ==i) ok++;
      |                ^
detdrum3.cpp:23:19: error: ‘t’ was not declared in this scope
   23 |            int p= t[i] ,s = 0;
      |                   ^
detdrum3.cpp:24:9: error: ‘s’ was not declared in this scope
   24 |         s += val[i];
      |         ^
detdrum3.cpp:24:14: error: ‘val’ was not declared in this scope
   24 |         s += val[i];
      |              ^~~
detdrum3.cpp:30:15: error: ‘maxi’ was not declared in this scope
   30 |          if(s>maxi) maxi =s;
      |               ^~~~
detdrum3.cpp:34:5: error: reference to ‘cout’ is ambiguous
   34 |     cout<<maxi<< '\n';
      |     ^~~~
/usr/include/c++/13/iostream:63:18: note: candidates are: ‘std::ostream std::cout’
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
detdrum3.cpp:5:10: note:                 ‘std::ofstream cout’
    5 | ofstream cout("detdrum3.out");
      |          ^~~~
detdrum3.cpp:34:11: error: ‘maxi’ was not declared in this scope
   34 |     cout<<maxi<< '\n';
      |           ^~~~

Cum funcționează evaluarea?