Rezumat problemă

PatratMagic0

#3124

Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic.

Consola Sofran Daniel (DanielSofran) Daniel Sofran ușoară

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor pătratice

Rezolvă

Detalii

Problema	PatratMagic0	Operații I/O	tastatură/ecran
Limita timp	0.2 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64906188	Utilizator	Bartoc Carina (Carina_Bartoc)
Fișier	patratmagic0.cpp	Dimensiune	833 B
Data încărcării	11 Iunie 2026, 12:06	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

patratmagic0.cpp: In function ‘int main()’:
patratmagic0.cpp:6:5: error: ‘cin’ was not declared in this scope
    6 |     cin>>n;
      |     ^~~
patratmagic0.cpp:1:1: note: ‘std::cin’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
  +++ |+#include <iostream>
    1 | using namespace std;
patratmagic0.cpp:13:17: error: ‘cout’ was not declared in this scope
   13 |                 cout<<"false";
      |                 ^~~~
patratmagic0.cpp:13:17: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
patratmagic0.cpp:25:9: error: ‘cout’ was not declared in this scope
   25 |         cout<<"false";
      |         ^~~~
patratmagic0.cpp:25:9: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
patratmagic0.cpp:33:9: error: ‘cout’ was not declared in this scope
   33 |         cout<<"false";
      |         ^~~~
patratmagic0.cpp:33:9: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
patratmagic0.cpp:41:9: error: ‘cout’ was not declared in this scope
   41 |         cout<<"false";
      |         ^~~~
patratmagic0.cpp:41:9: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
patratmagic0.cpp:45:9: error: ‘cout’ was not declared in this scope
   45 |         cout<<"true";
      |         ^~~~
patratmagic0.cpp:45:9: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?

Cum funcționează evaluarea?