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DIM a(3,3),b(3,1),c(3,3) MAT READ a MAT READ b MAT c=a*b MAT PRINT c DATA 1,2,3,4,5,6,7,8,9 DATA 5,3,2 erase b DIM b(3) RESTORE MAT READ a MAT READ b MAT c=a*b MAT PRINT c