src.cpp:5:1: error: expected constructor, destructor, or type conversion before 'freopen'
freopen("NUMSTEP.INP";"r";stdin);
^
src.cpp:5:23: error: expected unqualified-id before string constant
freopen("NUMSTEP.INP";"r";stdin);
^
src.cpp:5:32: error: expected constructor, destructor, or type conversion before ')' token
freopen("NUMSTEP.INP";"r";stdin);
^
src.cpp:6:8: error: expected constructor, destructor, or type conversion before '(' token
freopen("NUMSTEP.OUT";"w";stdout);
^
src.cpp:6:23: error: expected unqualified-id before string constant
freopen("NUMSTEP.OUT";"w";stdout);
^
src.cpp:6:33: error: expected constructor, destructor, or type conversion before ')' token
freopen("NUMSTEP.OUT";"w";stdout);
^
src.cpp:7:1: error: expected unqualified-id before '{' token
{
^