Compilare: main.cpp: In member function 'void Andrei::solve()': main.cpp:55:9: warning: unused variable 't' [-Wunused-variable] int t = 1, no1, no2; ^ main.cpp: In function 'int main()': main.cpp:85:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &query ); ^ main.cpp:89:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &obj.n ); ^