Wrong Answer
/in/foo.cc: In function 'void solve(int, int, int, int)':
/in/foo.cc:30:27: warning: 'where' may be used uninitialized in this function [-Wmaybe-uninitialized]
solve(l,mid-1,L,where);
^
/in/foo.cc: In function 'void solve(int, int, int, int)':
/in/foo.cc:30:27: warning: 'where' may be used uninitialized in this function [-Wmaybe-uninitialized]
solve(l,mid-1,L,where);
^
