When using compact number formatting (K, M, B) on chart axes, positive axis intervals are formatted correctly (e.g., 1.2K, 3.4M, 2.1B), but negative axis intervals display unformatted values (e.g., -1200, -3400000) inste…...both excel and ppt Added aspose java programs below Excel: public...pres.dispose(); } waterfall-excel.png (18.5 KB) waterfall-ppt...