Compilare: user.cpp: In function ‘void inmmatrici(int (*)[8], int (*)[8], int (*)[8])’: user.cpp:13:15: warning: unused variable ‘s’ [-Wunused-variable] int i,j,q,s; ^ user.cpp: In function ‘int main()’: user.cpp:64:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("namlei.in", "r", stdin); ^ user.cpp:65:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("namlei.out", "w", stdout); ^ user.cpp:66:35: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(pars, 1, maxbuff, stdin); ^