produs.cpp:1:25: bits/stdc++.h: No such file or directory produs.cpp: In function `int main()': produs.cpp:7: `ifstream' undeclared (first use this function) produs.cpp:7: (Each undeclared identifier is reported only once for each function it appears in.) produs.cpp:7: parse error before `(' token produs.cpp:8: `in' undeclared (first use this function) produs.cpp:15: `max' undeclared (first use this function) produs.cpp:22: `vector' undeclared (first use this function) produs.cpp:22: parse error before `>' token produs.cpp:25: `s' undeclared (first use this function) produs.cpp:33: `reverse' undeclared (first use this function) produs.cpp:34: `ofstream' undeclared (first use this function) produs.cpp:34: parse error before `(' token produs.cpp:35: `out' undeclared (first use this function) produs.cpp:36: parse error before `>' token produs.cpp:36: name lookup of `i' changed for new ISO `for' scoping produs.cpp:11: using obsolete binding at `i' produs.cpp:36: invalid type argument of `unary *'