RosettaCodeData/Task/Multiplication-tables/PL-I/multiplication-tables.pli

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/* 12 x 12 multiplication table. */
multiplication_table: procedure options (main);
declare (i, j) fixed decimal (2);
put skip edit ((i do i = 1 to 12)) (X(4), 12 F(4));
put skip edit ( (49)'_') (X(3), A);
do i = 1 to 12;
put skip edit (i, ' |', (i*j do j = i to 12))
(F(2), a, col(i*4+1), 12 F(4));
end;
end multiplication_table;