What are the ids of the students who do not own cats as pets?
SELECT stuid FROM student EXCEPT SELECT T1.stuid FROM student AS T1 JOIN has_pet AS T2 ON T1.stuid  =  T2.stuid JOIN pets AS T3 ON T3.petid  =  T2.petid WHERE T3.pettype  =  'cat'
SELECT stuid FROM student EXCEPT SELECT T1.stuid FROM student AS T1 JOIN has_pet AS T2 ON T1.stuid  =  T2.stuid JOIN pets AS T3 ON T3.petid  =  T2.petid WHERE T3.pettype  =  'cat'
[{'StuID': 1002}, {'StuID': 1003}, {'StuID': 1004}, {'StuID': 1005}, {'StuID': 1006}, {'StuID': 1007}, {'StuID': 1008}, {'StuID': 1009}, {'StuID': 1010}, {'StuID': 1011}, {'StuID': 1012}, {'StuID': 1014}, {'StuID': 1015}, {'StuID': 1016}, {'StuID': 1017}, {'StuID': 1018}, {'StuID': 1019}, {'StuID': 1020}, {'StuID': 1021}, {'StuID': 1022}, {'StuID': 1023}, {'StuID': 1024}, {'StuID': 1025}, {'StuID': 1026}, {'StuID': 1027}, {'StuID': 1028}, {'StuID': 1029}, {'StuID': 1030}, {'StuID': 1031}, {'StuID': 1032}, {'StuID': 1033}, {'StuID': 1034}, {'StuID': 1035}]