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 |
|---|---|---|---|
| 639 | 2020-11-25 12:31:08 | 79.63 | 94% |
| 212 | 2020-02-06 14:40:33 | 63.36 | 93% |