m=$1{y=$2 split(/8$/?6:/00$/?623614 625035:45056,a,_) d=a[/8$/?1:/99/?2:/02/?3:/03/?4:m] $0="January February March April May June July August September October November December" S=" " o=substr(S$m" "y S,length($m)/2,20)"\nSu Mo Tu We Th Fr Sa" i=0 for(j=FS;i9?j:" "j))o=o(i++%7?FS:RS)}$0=i<36?o RS:o