Runtime Error
/in/foo.cc: In function 'void prim(int)': /in/foo.cc:27:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(aa.size()>k)aa.pop(); ~~~~~~~~~^~
/in/foo.cc: In function 'void prim(int)': /in/foo.cc:27:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(aa.size()>k)aa.pop(); ~~~~~~~~~^~