data cer;
  input a b c;
    if  a=1 or b=1  and c=1 then result=1;
    if (a=1 or b=1) and c=1 then resultp=1;
cards;
1 1 1
1 1 0
1 0 1
0 1 1
1 0 0
0 1 0
0 0 1
0 0 0
proc print;