Rezumat problemă

maru

#2943

Se dă o matrice pătratică de n x n numere naturale și o valoare naturală T. Suma unei submatrice este suma elementelor submatricei. Să se determine numărul submatricelor care au suma mai mică sau egală cu T.

Consola Pracsiu Dan (dnprx) Dan Pracsiu dificilă

Clasa 9 Tablouri bidimensionale (matrice) Probleme diverse Sume parțiale Two Pointers

Rezolvă

Detalii

Problema	maru	Operații I/O	tastatură/ecran
Limita timp	0.5 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64428073	Utilizator	Badaluta Razvan (RazvanBadaluta)
Fișier	maru.cpp	Dimensiune	992 B
Data încărcării	06 Mai 2026, 13:00	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

maru.cpp: In function ‘int main()’:
maru.cpp:21:17: error: ‘e’ was not declared in this scope
   21 |             for(e=1; e<=n-i+1; e++)
      |                 ^
maru.cpp:23:21: error: ‘f’ was not declared in this scope
   23 |                 for(f=1; f<=n-j+1; f++)
      |                     ^
maru.cpp:33:23: error: expected primary-expression before ‘)’ token
   33 |                 if(x<=)
      |                       ^
maru.cpp:34:17: error: expected primary-expression before ‘}’ token
   34 |                 }
      |                 ^
maru.cpp:7:11: warning: unused variable ‘a’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |           ^
maru.cpp:7:13: warning: unused variable ‘b’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |             ^
maru.cpp:7:15: warning: unused variable ‘c’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |               ^
maru.cpp:7:17: warning: unused variable ‘d’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                 ^
maru.cpp:7:19: warning: unused variable ‘k’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                   ^
maru.cpp:7:25: warning: unused variable ‘l’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                         ^
maru.cpp:7:27: warning: unused variable ‘m’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                           ^
maru.cpp:7:31: warning: unused variable ‘q’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                               ^
maru.cpp:7:41: warning: unused variable ‘y’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                                         ^
maru.cpp:7:43: warning: unused variable ‘z’ [-Wunused-variable]
    7 |     int t,a,b,c,d,k,j,i,l,m,n,q,o,p,x=0,y,z,A,B,C,D;
      |                                           ^

Cum funcționează evaluarea?