Rezumat problemă

Diagonale1

#783

Se dă o matrice cu n linii şi n coloane şi elemente numere naturale. Să se determine suma elementelor de pe cele două diagonale vecine cu diagonala principală.

Consola Candale Silviu (silviu) medie

Clasa 9 Tablouri bidimensionale (matrice) Parcurgerea matricelor pătratice

Rezolvă

Detalii

Problema	Diagonale1	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64932389	Utilizator	Ursachi Cosmin (CosminInfo902)
Fișier	diagonale1.cpp	Dimensiune	303 B
Data încărcării	16 Iunie 2026, 08:45	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

diagonale1.cpp: In function ‘int main()’:
diagonale1.cpp:6:24: error: unable to find numeric literal operator ‘operator""i’
    6 |     int na[102][102],s=0i,j;
      |                        ^~
diagonale1.cpp:6:24: note: use ‘-fext-numeric-literals’ to enable more built-in suffixes
diagonale1.cpp:7:10: error: ‘n’ was not declared in this scope
    7 |     cin>>n;
      |          ^
diagonale1.cpp:8:9: error: ‘i’ was not declared in this scope
    8 |     for(i=1;i<=n;i++)
      |         ^
diagonale1.cpp:9:13: error: ‘j’ was not declared in this scope
    9 |         for(j=1;j<=n;j++) cin>>a[i][j];
      |             ^
diagonale1.cpp:9:32: error: ‘a’ was not declared in this scope
    9 |         for(j=1;j<=n;j++) cin>>a[i][j];
      |                                ^
diagonale1.cpp:10:9: error: ‘i’ was not declared in this scope
   10 |     for(i=1;i<=n;i++)
      |         ^
diagonale1.cpp:11:13: error: ‘j’ was not declared in this scope
   11 |         for(j=1;j<=n;j++){
      |             ^
diagonale1.cpp:12:38: error: ‘a’ was not declared in this scope
   12 |             if(j+1==i || j-1==i) s=s+a[i][j];}
      |                                      ^
diagonale1.cpp:10:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
   10 |     for(i=1;i<=n;i++)
      |     ^~~
diagonale1.cpp:13:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   13 |         cout<<s;
      |         ^~~~
diagonale1.cpp:6:9: warning: unused variable ‘na’ [-Wunused-variable]
    6 |     int na[102][102],s=0i,j;
      |         ^~

Cum funcționează evaluarea?