| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 415 | P415 【提高】素数环2 | 0 / 0 | (None) | |
| 416 | P416 【提高】卫星照片 USACO | 0 / 0 | (None) | |
| 417 | P417 【提高】骑士牛 USACO | 0 / 0 | (None) | |
| 418 | P418 【提高】走出迷宫的最短路径 | 0 / 0 | (None) | |
| 419 | P419 【提高】泉水 | 0 / 0 | (None) | |
| 420 | P420 【提高】最小拐弯路径 USACO | 0 / 0 | (None) | |
| 458 | P458 【提高】花生采摘 | 0 / 0 | (None) | |
| 459 | P459 【提高】棋盘 | 0 / 0 | (None) | |
| 502 | P502 【提高】小X与游戏 | 0 / 0 | (None) | |
| 505 | P505 【提高】基因锁 | 0 / 0 | (None) | |
| 508 | P508 【提高】小X与神牛 | 0 / 0 | (None) | |
| 514 | P514 【提高】小 X 与煎饼达人(flip) | 0 / 0 | (None) | |
| 517 | P517 【提高】小 X 学游泳(swim) | 0 / 0 | (None) | |
| 521 | P521 【提高】密码锁 | 0 / 0 | (None) | |
| 522 | P522 【提高】房屋积水 | 0 / 0 | (None) | |
| 524 | P524 【提高】基因组分析 | 0 / 0 | (None) | |
| 533 | P533 【提高】买木头 | 0 / 0 | (None) | |
| 536 | P536 【提高】洗牌2 | 0 / 0 | (None) | |
| 561 | P561 【提高】求和 | 0 / 0 | (None) | |
| 562 | P562 【提高】推销员 | 0 / 0 | (None) |