Rezumat problemă

Suma2

#491

Se citește un vector cu n elemente, numere naturale. Să se determine suma valorilor elementelor cuprinse între primul și ultimul element par al vectorului, inclusiv acestea.

Consola Candale Silviu (silviu) ușoară

Clasa 9 Tablouri unidimensionale (vectori) Parcurgerea vectorilor

Rezolvă

Detalii

Problema	Suma2	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64795540	Utilizator	matei arian (mateiarian)
Fișier	suma2.cpp	Dimensiune	501 B
Data încărcării	01 Iunie 2026, 21:25	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

suma2.cpp: In function ‘int main()’:
suma2.cpp:2:14: error: ‘vector’ is not a member of ‘std’
    2 |         std::vector<int> nr;
      |              ^~~~~~
suma2.cpp:1:1: note: ‘std::vector’ is defined in header ‘<vector>’; did you forget to ‘#include <vector>’?
  +++ |+#include <vector>
    1 | int main(){
suma2.cpp:2:21: error: expected primary-expression before ‘int’
    2 |         std::vector<int> nr;
      |                     ^~~
suma2.cpp:4:14: error: ‘cin’ is not a member of ‘std’
    4 |         std::cin>>n;
      |              ^~~
suma2.cpp:1:1: note: ‘std::cin’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
  +++ |+#include <iostream>
    1 | int main(){
suma2.cpp:7:22: error: ‘cin’ is not a member of ‘std’
    7 |                 std::cin>>temp;
      |                      ^~~
suma2.cpp:7:22: note: ‘std::cin’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
suma2.cpp:8:17: error: ‘nr’ was not declared in this scope; did you mean ‘n’?
    8 |                 nr.push_back(temp);
      |                 ^~
      |                 n
suma2.cpp:13:20: error: ‘nr’ was not declared in this scope; did you mean ‘n’?
   13 |                 if(nr[i]%2==0){
      |                    ^~
      |                    n
suma2.cpp:24:22: error: ‘cout’ is not a member of ‘std’
   24 |                 std::cout<<"NU EXISTA\n";
      |                      ^~~~
suma2.cpp:24:22: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
suma2.cpp:28:22: error: ‘nr’ was not declared in this scope; did you mean ‘n’?
   28 |                 sum+=nr[i];
      |                      ^~
      |                      n
suma2.cpp:30:14: error: ‘cout’ is not a member of ‘std’
   30 |         std::cout<<sum;
      |              ^~~~
suma2.cpp:30:14: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?

Cum funcționează evaluarea?