Rezumat problemă

MatrDivImp1

#3165

Se consideră o matrice cu m linii și n coloane, numere naturale. Folosind metoda Divide et Impera, determinați suma numerelor pare din matrice.

Consola Popescu Carmen (carmencmgl) Carmen Popescu ușoară

Clasa 10 Divide et Impera Probleme diverse

Rezolvă

Detalii

Problema	MatrDivImp1	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64316887	Utilizator	Girjabu Alexandru (alex210009)
Fișier	matrdivimp1.cpp	Dimensiune	306 B
Data încărcării	29 Aprilie 2026, 12:13	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

matrdivimp1.cpp: In function ‘int DI(int*, int, int)’:
matrdivimp1.cpp:6:6: error: expected ‘(’ before ‘v’
    6 | { if v[st]%2==0)
      |      ^
      |      (
matrdivimp1.cpp:8:2: error: expected ‘}’ before ‘else’
    8 |  else return 0;
      |  ^~~~
matrdivimp1.cpp:6:1: note: to match this ‘{’
    6 | { if v[st]%2==0)
      | ^
matrdivimp1.cpp: At global scope:
matrdivimp1.cpp:10:9: error: ‘st’ was not declared in this scope; did you mean ‘std’?
   10 |  int m=(st+dr)/2;
      |         ^~
      |         std
matrdivimp1.cpp:10:12: error: ‘dr’ was not declared in this scope
   10 |  int m=(st+dr)/2;
      |            ^~
matrdivimp1.cpp:11:2: error: expected unqualified-id before ‘return’
   11 |  return DI(v,st,m)+DI(v,m+1,dr);
      |  ^~~~~~
matrdivimp1.cpp:12:1: error: expected declaration before ‘}’ token
   12 | }
      | ^
matrdivimp1.cpp: In function ‘int main()’:
matrdivimp1.cpp:15:8: error: ‘n’ was not declared in this scope
   15 | { cin>>n>>m;
      |        ^
matrdivimp1.cpp:16:7: error: ‘i’ was not declared in this scope
   16 |  {for(i=1;i<=m*n;i++)
      |       ^
matrdivimp1.cpp:19:3: error: expected ‘}’ at end of input
   19 |  }
      |   ^
matrdivimp1.cpp:15:1: note: to match this ‘{’
   15 | { cin>>n>>m;
      | ^
matrdivimp1.cpp: In function ‘int DI(int*, int, int)’:
matrdivimp1.cpp:9:1: warning: control reaches end of non-void function [-Wreturn-type]
    9 | }
      | ^

Cum funcționează evaluarea?