otilia.cpp:1:26: bits/stdc++.h: No such file or directory otilia.cpp: In function `int main()': otilia.cpp:9: `ios_base' undeclared (first use this function) otilia.cpp:9: (Each undeclared identifier is reported only once for each function it appears in.) otilia.cpp:9: parse error before `::' token otilia.cpp:10: `cin' undeclared (first use this function) otilia.cpp:22: `cout' undeclared (first use this function)