Compilare: user.cpp: In function ‘void rotire(int (*)[50], int)’: user.cpp:14:10: warning: unused variable ‘aux’ [-Wunused-variable] {int i,j,aux,b[50][50]; ^ user.cpp: In function ‘int verificare(int (*)[50], int, int (*)[50])’: user.cpp:48:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘void oglinda(int (*)[50], int)’: user.cpp:31:17: warning: ‘j’ may be used uninitialized in this function [-Wmaybe-uninitialized] b[i][n-1-j]=a[i][j]; ^