For instance, among the functions which are continuous and nonnegative in 0 < x < 1, and which have the value 1 at x = 1, there is none whose graph bounds the least area between the x-axis and the lines x = 0 and x = 1.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 4897 | 2020-06-18 07:26:16 | 137.02 | 97% |
| 2228 | 2020-03-24 09:54:02 | 131.67 | 98% |