Compilare: user.cpp: In function ‘int gaseste_matricea_speciala(int (*)[1000], int, int)’: user.cpp:24:13: warning: unused variable ‘slice_size’ [-Wunused-variable] int slice_size = slice - 2*z + 1; ^ user.cpp:19:9: warning: unused variable ‘counter’ [-Wunused-variable] int counter = 0; ^ user.cpp:60:1: warning: control reaches end of non-void function [-Wreturn-type] } ^