Compilare: user.cpp: In function ‘void second_step()’: user.cpp:78:38: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(out, "%lld ", i+K); ^ user.cpp:80:40: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(out, "%lld ", i+K+1); ^ user.cpp:86:38: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 3 has type ‘long int’ [-Wformat=] fprintf(out, "%lld ", i+K); ^ user.cpp: In function ‘void read()’: user.cpp:23:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%ld%ld", &N, &S); ^