Compilare: user.c: In function ‘computeRhombus’: user.c:105:18: warning: unused variable ‘l’ [-Wunused-variable] int i, j, k, l; ^ user.c: In function ‘main’: user.c:168:5: warning: passing argument 1 of ‘computeSquares’ from incompatible pointer type [enabled by default] computeSquares(buffer, n, &squareSize, &squareCount); ^ user.c:81:6: note: expected ‘const char (*)[256]’ but argument is of type ‘char (*)[256]’ void computeSquares(const char buffer[][256], const int n, int *squareSize, int *squareCount) ^ user.c:169:5: warning: passing argument 1 of ‘computeRhombus’ from incompatible pointer type [enabled by default] computeRhombus(buffer, n, &rhombusSize, &rhombusCount); ^ user.c:103:6: note: expected ‘const char (*)[256]’ but argument is of type ‘char (*)[256]’ void computeRhombus(const char buffer[][256], const int n, int *rhombusSize, int *rhombusCount) ^ user.c:155:15: warning: unused variable ‘j’ [-Wunused-variable] int n, i, j; ^ user.c:155:12: warning: unused variable ‘i’ [-Wunused-variable] int n, i, j; ^