data a;
input mm $32.;
cards;
311151199002179020
;
run;
data task_2;
set a;
h=mdy(substr(mm,11,2),substr(mm,13,2),substr(mm,7,4));
k=today();
t=intck('year',h,k);
run;
data a;
input mm $32.;
cards;
311151199002179020
;
run;
data task_2;
set a;
h=mdy(substr(mm,11,2),substr(mm,13,2),substr(mm,7,4));
k=today();
t=intck('year',h,k);
run;