Compilare: main.cpp: In function 'int main()': main.cpp:68:26: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=] fprintf(fout,"%d",sol); ^ main.cpp: In function 'char adv()': main.cpp:25:37: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buf,sizeof(char),SIZE,fin); ^