Hello, data have; input sno age sex$; datalines; 1 23 M 2 45 F 3 25 M 5 25 F 4 24 M ; run; proc print data=have; Title " Input data set values"; run; data want(drop=i j); do i=1 to tot; set have nobs=tot; do j=1 to i; output; end; end; run; proc print data=want; Title "Required Dataset"; run;
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