Compilare: user.cpp: In function ‘int main()’: user.cpp:218:27: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf (g, "%d\n",Sol); ^ user.cpp: In function ‘void citire()’: user.cpp:25:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (f, "%d\n", &N); ^ user.cpp:27:42: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets (S[i] + 1, sizeof(S[i]), f); ^