Rezumat problemă

Diff2dArrays

#3903

Se dă o matrice A, formată din N linii și N coloane. Asupra unei submatrice cu colțul din stânga-sus aflat pe linia l1 și coloana c1, și colțul din dreapta-jos aflat pe linia l2 și coloana c2, se poate efectua operație de mărire a elementelor cu un număr întreg v. Afișați matricea A, după efectuarea a Q astfel de operații.

ad-hoc

Consola Dumitrescu Ovidiu Mihail (dovidiu) Bucă Mihnea-Vicențiu, Ovidiu Mihail Dumitrescu medie

Clasa 9 Tablouri bidimensionale (matrice) Probleme diverse Smenul lui Mars (Difference Arrays) Sume parțiale

Rezolvă

Detalii

Problema	Diff2dArrays	Operații I/O	tastatură/ecran
Limita timp	0.4 secunde	Limita memorie	Total: 4 MB / Stivă 2 MB
Id soluție	#64664653	Utilizator	Mindreanu mihnea (Calutzz)
Fișier	diff2darrays.cpp	Dimensiune	725 B
Data încărcării	21 Mai 2026, 11:27	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

diff2darrays.cpp: In function ‘int main()’:
diff2darrays.cpp:9:25: error: ‘Q’ was not declared in this scope
    9 |     for (int k = 0; k < Q; ++k) {
      |                         ^
diff2darrays.cpp:14:9: error: ‘M’ was not declared in this scope
   14 |         M[l1][c1] += v;
      |         ^
diff2darrays.cpp:21:26: error: ‘N’ was not declared in this scope
   21 |     for (int i = 1; i <= N; ++i) {
      |                          ^
diff2darrays.cpp:23:13: error: ‘M’ was not declared in this scope
   23 |             M[i][j] += M[i - 1][j] + M[i][j - 1] - M[i - 1][j - 1];
      |             ^
diff2darrays.cpp:28:26: error: ‘N’ was not declared in this scope
   28 |     for (int i = 1; i <= N; ++i) {
      |                          ^
diff2darrays.cpp:30:21: error: ‘A’ was not declared in this scope
   30 |             cout << A[i][j] + M[i][j] << " ";
      |                     ^
diff2darrays.cpp:30:31: error: ‘M’ was not declared in this scope
   30 |             cout << A[i][j] + M[i][j] << " ";
      |                               ^
diff2darrays.cpp:6:9: warning: unused variable ‘i’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |         ^
diff2darrays.cpp:6:11: warning: unused variable ‘j’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |           ^
diff2darrays.cpp:6:13: warning: unused variable ‘q’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |             ^
diff2darrays.cpp:6:15: warning: unused variable ‘v’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |               ^
diff2darrays.cpp:6:17: warning: unused variable ‘l1’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |                 ^~
diff2darrays.cpp:6:20: warning: unused variable ‘l2’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |                    ^~
diff2darrays.cpp:6:23: warning: unused variable ‘c1’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |                       ^~
diff2darrays.cpp:6:26: warning: unused variable ‘c2’ [-Wunused-variable]
    6 | { int n,i,j,q,v,l1,l2,c1,c2;
      |                          ^~

Cum funcționează evaluarea?