Rezumat problemă

MatGCD_rec

#3103

Se dă o matrice patratică de latură n. Să se determine CMMDC:

1. pe diagonala principală;
2. pe diagonala secundară;
3. conturul matricii.

Consola Andrei Visalon (Prekzursil) Mirela Mlisan, Andrei Visalon medie

Clasa 10 Recursivitate Probleme diverse

Rezolvă

Detalii

Problema	MatGCD_rec	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 64 MB
Id soluție	#64861329	Utilizator	Cojocaru Carmen (carmen_cojocaru)
Fișier	matgcd_rec.cpp	Dimensiune	368 B
Data încărcării	08 Iunie 2026, 09:18	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

matgcd_rec.cpp: In function ‘int main()’:
matgcd_rec.cpp:4:8: error: declaration of ‘a’ as multidimensional array must have bounds for all dimensions except the first
    4 | {int n,a[][];
      |        ^
matgcd_rec.cpp:8:16: error: ‘b’ was not declared in this scope
    8 |         {while(b!=0)
      |                ^
matgcd_rec.cpp:9:19: error: ‘a’ was not declared in this scope
    9 |             int r=a%b;
      |                   ^
matgcd_rec.cpp:8:10: warning: this ‘while’ clause does not guard... [-Wmisleading-indentation]
    8 |         {while(b!=0)
      |          ^~~~~
matgcd_rec.cpp:10:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘while’
   10 |             a=b;
      |             ^
matgcd_rec.cpp:9:17: warning: unused variable ‘r’ [-Wunused-variable]
    9 |             int r=a%b;
      |                 ^
matgcd_rec.cpp:10:13: error: ‘a’ was not declared in this scope
   10 |             a=b;
      |             ^
matgcd_rec.cpp:10:15: error: ‘b’ was not declared in this scope
   10 |             a=b;
      |               ^
matgcd_rec.cpp:11:15: error: ‘r’ was not declared in this scope
   11 |             b=r;
      |               ^
matgcd_rec.cpp:5:1: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
    5 | for(int i=1;i<=n;i++)
      | ^~~
matgcd_rec.cpp:13:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   13 |     if(i+j==n+1)
      |     ^~
matgcd_rec.cpp:13:8: error: ‘i’ was not declared in this scope
   13 |     if(i+j==n+1)
      |        ^
matgcd_rec.cpp:13:10: error: ‘j’ was not declared in this scope
   13 |     if(i+j==n+1)
      |          ^
matgcd_rec.cpp:14:16: error: ‘b’ was not declared in this scope
   14 |         {while(b!=0)
      |                ^
matgcd_rec.cpp:15:19: error: ‘a’ was not declared in this scope
   15 |             int r=a%b;
      |                   ^
matgcd_rec.cpp:14:10: warning: this ‘while’ clause does not guard... [-Wmisleading-indentation]
   14 |         {while(b!=0)
      |          ^~~~~
matgcd_rec.cpp:16:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘while’
   16 |             a=b;
      |             ^
matgcd_rec.cpp:15:17: warning: unused variable ‘r’ [-Wunused-variable]
   15 |             int r=a%b;
      |                 ^
matgcd_rec.cpp:16:13: error: ‘a’ was not declared in this scope
   16 |             a=b;
      |             ^
matgcd_rec.cpp:16:15: error: ‘b’ was not declared in this scope
   16 |             a=b;
      |               ^
matgcd_rec.cpp:17:15: error: ‘r’ was not declared in this scope
   17 |             b=r;
      |               ^

Cum funcționează evaluarea?