Compilare: user.cpp: In function ‘int main()’: user.cpp:34:49: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(out, "%d \n", nr_caractere / nr_cuvinte); ^ user.cpp:15:23: warning: ignoring return value of ‘FILE* fopen(const char*, const char*)’, declared with attribute warn_unused_result [-Wunused-result] fopen("test.in", "r"); ^ user.cpp:16:24: warning: ignoring return value of ‘FILE* fopen(const char*, const char*)’, declared with attribute warn_unused_result [-Wunused-result] fopen("test.out", "w"); ^