debug:
len 100 add 200 times time 10.095600 ms, mem 4872 bytes.
len 200 add 200 times time 27.953800 ms, mem 9672 bytes.
len 300 add 200 times time 34.975700 ms, mem 14472 bytes.
len 400 add 200 times time 27.275400 ms, mem 19272 bytes.
len 500 add 200 times time 30.587300 ms, mem 24072 bytes.
len 600 add 200 times time 40.045700 ms, mem 28872 bytes.
len 700 add 200 times time 47.318400 ms, mem 33672 bytes.
len 800 add 200 times time 48.889400 ms, mem 38472 bytes.
len 900 add 200 times time 55.516100 ms, mem 43272 bytes.
len 1000 add 200 times time 63.539300 ms, mem 48072 bytes.
len 2000 add 200 times time 133.890600 ms, mem 96072 bytes.
len 3000 add 200 times time 224.033300 ms, mem 144072 bytes.
len 4000 add 200 times time 295.242800 ms, mem 192072 bytes.
len 5000 add 200 times time 438.379200 ms, mem 240072 bytes.
len 6000 add 200 times time 445.574500 ms, mem 288072 bytes.
len 7000 add 200 times time 490.000700 ms, mem 336072 bytes.
len 8000 add 200 times time 640.958200 ms, mem 384072 bytes.
len 9000 add 200 times time 706.094100 ms, mem 432072 bytes.
len 10000 add 200 times time 803.879400 ms, mem 480072 bytes.
len 20000 add 200 times time 2148.958200 ms, mem 960072 bytes.
len 30000 add 200 times time 3678.070200 ms, mem 1440072 bytes.
len 40000 add 200 times time 3305.159300 ms, mem 1920072 bytes.
len 50000 add 200 times time 5183.299600 ms, mem 2400072 bytes.
len 60000 add 200 times time 5037.849500 ms, mem 2880072 bytes.
len 70000 add 200 times time 6128.910000 ms, mem 3360072 bytes.
len 80000 add 200 times time 6903.394900 ms, mem 3840072 bytes.
len 90000 add 200 times time 7544.590300 ms, mem 4320072 bytes.
len 100000 add 200 times time 9675.986500 ms, mem 4800072 bytes.
len 200000 add 200 times time 17670.843600 ms, mem 9600072 bytes.
len 300000 add 200 times time 26251.655100 ms, mem 14400072 bytes.
len 400000 add 200 times time 34211.873300 ms, mem 19200072 bytes.
len 500000 add 200 times time 42852.978500 ms, mem 24000072 bytes.
len 600000 add 200 times time 54437.942500 ms, mem 28800072 bytes.
len 700000 add 200 times time 64386.736800 ms, mem 33600072 bytes.
len 800000 add 200 times time 68922.303200 ms, mem 38400072 bytes.
len 900000 add 200 times time 88951.889800 ms, mem 43200072 bytes.
len 1000000 add 200 times time 98933.177100 ms, mem 48000072 bytes.
len 1100000 add 200 times time 112184.790100 ms, mem 52800072 bytes.
len 1200000 add 200 times time 117959.315300 ms, mem 57600072 bytes.


release:
len 100 add 200 times time 2.011500 ms, mem 0 bytes.
len 200 add 200 times time 6.075000 ms, mem 0 bytes.
len 300 add 200 times time 8.023100 ms, mem 0 bytes.
len 400 add 200 times time 7.011700 ms, mem 0 bytes.
len 500 add 200 times time 9.352200 ms, mem 0 bytes.
len 600 add 200 times time 16.295200 ms, mem 0 bytes.
len 700 add 200 times time 11.619700 ms, mem 0 bytes.
len 800 add 200 times time 26.439200 ms, mem 0 bytes.
len 900 add 200 times time 20.837400 ms, mem 0 bytes.
len 1000 add 200 times time 17.015200 ms, mem 0 bytes.
len 2000 add 200 times time 40.446900 ms, mem 0 bytes.
len 3000 add 200 times time 53.073800 ms, mem 0 bytes.
len 4000 add 200 times time 73.613200 ms, mem 0 bytes.
len 5000 add 200 times time 84.663400 ms, mem 0 bytes.
len 6000 add 200 times time 105.093600 ms, mem 0 bytes.
len 7000 add 200 times time 131.274800 ms, mem 0 bytes.
len 8000 add 200 times time 144.030100 ms, mem 0 bytes.
len 9000 add 200 times time 184.222400 ms, mem 0 bytes.
len 10000 add 200 times time 293.301300 ms, mem 0 bytes.
len 20000 add 200 times time 556.013300 ms, mem 0 bytes.
len 30000 add 200 times time 664.719100 ms, mem 0 bytes.
len 40000 add 200 times time 903.443400 ms, mem 0 bytes.
len 50000 add 200 times time 1195.134100 ms, mem 0 bytes.
len 60000 add 200 times time 1480.337800 ms, mem 0 bytes.
len 70000 add 200 times time 1699.569000 ms, mem 0 bytes.
len 80000 add 200 times time 2091.262800 ms, mem 0 bytes.
len 90000 add 200 times time 2158.173800 ms, mem 0 bytes.
len 100000 add 200 times time 2602.844000 ms, mem 0 bytes.
len 200000 add 200 times time 4610.926200 ms, mem 0 bytes.
len 300000 add 200 times time 7070.197800 ms, mem 0 bytes.
len 400000 add 200 times time 9395.002600 ms, mem 0 bytes.
len 500000 add 200 times time 11737.756700 ms, mem 0 bytes.
len 600000 add 200 times time 13960.197500 ms, mem 0 bytes.
len 700000 add 200 times time 17215.554900 ms, mem 0 bytes.
len 800000 add 200 times time 18676.768300 ms, mem 0 bytes.
len 900000 add 200 times time 21270.508000 ms, mem 0 bytes.
len 1000000 add 200 times time 23408.643700 ms, mem 0 bytes.
len 1100000 add 200 times time 25802.639600 ms, mem 0 bytes.
len 1200000 add 200 times time 28435.813600 ms, mem 0 bytes.