151 1.4 ==> 1.399999976158142
152 -1.4 ==> -1.399999976158142
153 1.6 ==> 1.600000023841858
154 -1.6 ==> -1.600000023841858
155 5.1 ==> 5.099999904632568
156 5.3 ==> 5.300000190734863
157 5.7 ==> 5.699999809265137
158 5.9 ==> 5.900000095367432
164 4294967295 ==> 4294967296
165 4294967296 ==> 4294967296
166 4294967294 ==> 4294967296
168 post ==> 8.775107173558151e-15
188 4294967295 ==> 4294967295
189 4294967296 ==> 4294967296
190 4294967294 ==> 4294967294
192 post ==> -1.066886858533604e+282