DIM array(10,10)
      FOR row% = 0 TO 10
        FOR col% = 0 TO 10
          array(row%,col%) = RND(20) + 1
        NEXT
      NEXT row%
      FOR row% = 0 TO 10
        FOR col% = 0 TO 10
          PRINT "row "; row%, "col ";col%, "value "; array(row%,col%)
          IF array(row%,col%) = 20 EXIT FOR row%
        NEXT
      NEXT row%