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Rick Aster: Professional SAS Programming Shortcuts: Contents
data main.int2 (keep=when dir count); set main.int1 (keep=when n n_e n_w s s_e s_w e e_n e_s w w_n w_s); length dir $3; dir = 'N'; count = n; output; dir = 'N-E'; count = n_e; output; dir = 'N-W'; count = n_w; output; dir = 'S'; count = s; output; dir = 'S-E'; count = s_e; output; dir = 'S-W'; count = s_w; output; dir = 'E'; count = e; output; dir = 'E-N'; count = e_n; output; dir = 'E-S'; count = e_s; output; run;