| 2109 | 1.1.2 Greedy Gift Givers 贪婪的送礼者 | 2 | 2 | 100.000% |
| 2110 | 1.1.4 Broken Necklace 坏掉的项链 | 2 | 2 | 100.000% |
| 2111 | 1.2.1 Milking Cows 挤牛奶 | 1 | 1 | 100.000% |
| 2112 | 1.2.2 Transformations 方块转换 | 1 | 1 | 100.000% |
| 2113 | 1.2.4 Palindromic Squares 回文平方数 | 1 | 1 | 100.000% |
| 2114 | 1.2.5 Dual Palindromes 双重回文数 | 3 | 3 | 100.000% |
| 2115 | 1.3.2 Barn Repair 修理牛棚 | 1 | 1 | 100.000% |
| 2116 | 2.1.2 Ordered Fractions顺序的分数 | 1 | 1 | 100.000% |
| 2117 | 1.4.4 Mother's Milk 母亲的牛奶 | 1 | 1 | 100.000% |
| 2118 | 1.5.1 Number Triangles 数字金字塔 | 2 | 2 | 100.000% |
| 2119 | 1.5.2 Prime Palindromes 回文质数 | 1 | 2 | 50.000% |
| 2120 | 2.2.2 Subset Sums集合 | 1 | 1 | 100.000% |
| 2121 | 3.1.1 Agri-Net最短网络 | 1 | 1 | 100.000% |
| 2122 | 2.3.1 Longest Prefix最长前缀 IOI'96 | 1 | 1 | 100.000% |
| 2123 | 3.1.2 Score Inflation总分 | 1 | 1 | 100.000% |
| 2124 | 3.2.6 Sweet Butter 香甜的黄油 | 1 | 1 | 100.000% |
| 2125 | 3.4.3 Electric Fences电网 | 1 | 1 | 100.000% |