3.1、data pig3;
do i=1 to 3;
input x y;
output;
end;
cards;
15 85 13 83 11 65 12 76 12 80 16 91 14 84 1790
17 97 16 90 18 100 18 95 21 103 22 106 19 9918 94
22 89 24 91 20 83 23 95 25 100 27 102 30 10532 110
run;
3.2、data pig1;do i=1 to 3;input x y@@;output;end;cards; 15 85 13 83 11 65 12 76 12 80 16 91 14 84 1790 17 97 16 90 18 100 18 95 21 103 22 106 19 9918 94 22 89 24 91 20 83 23 95 25 100 27 102 30 10532 110run;3.3、data pi;do i=1 to 3;input x y@; output;end;cards; 15 85 13 83 11 65 12 76 12 80 16 91 14 84 1790 17 97 16 90 18 100 18 95 21 103 22 106 19 9918 94 22 89 24 91 20 83 23 95 25 100 27 102 30 10532 110run;