| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 1790 | 2.2-1696:逆波兰表达式 | 179 | 261 | 68.582% |
| 1791 | 2.2-1750:全排列 | 69 | 76 | 90.789% |
| 1792 | 2.2-1751:分解因数 | 126 | 149 | 84.564% |
| 1793 | 2.2-1755:菲波那契数列 | 105 | 116 | 90.517% |
| 1795 | 2.2-1788:Pell数列 | 109 | 114 | 95.614% |
| 1797 | 2.2-3089:爬楼梯 | 88 | 98 | 89.796% |
| 1798 | 2.2-6261:汉诺塔问题 | 32 | 33 | 96.970% |
| 1799 | 2.2-666:放苹果 | 73 | 78 | 93.590% |
| 1800 | 2.2-7592:求最大公约数问题 | 224 | 357 | 62.745% |