| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 | |
|---|---|---|---|---|
| 509 | P1518 [USACO2.4] 两只塔姆沃斯牛 The Tamworth Two | 0 / 0 | 5 | |
| 510 | P1519 [USACO2.4] 穿越栅栏 Overfencing | 0 / 0 | 5 | |
| 511 | P1520 因式分解 | 0 / 0 | 8 | |
| 512 | P1521 求逆序对 | 0 / 0 | 5 | |
| 513 | P1522 [USACO2.4] 牛的旅行 Cow Tours | 0 / 0 | 6 | |
| 514 | P1523 旅行商简化版 | 0 / 0 | 6 | |
| 515 | P1524 十字绣 | 0 / 0 | 7 | |
| 516 | P1525 [NOIP 2010 提高组] 关押罪犯 | 1 / 1 | 6 | |
| 517 | P1526 [NOI2003] 智破连环阵 | 0 / 0 | 9 | |
| 518 | P1527 [国家集训队] 矩阵乘法 | 0 / 0 | 8 | |
| 519 | P1528 切蛋糕 | 0 / 0 | 7 | |
| 520 | P1529 [USACO2.4] 回家 Bessie Come Home | 0 / 0 | 5 | |
| 521 | P1530 [USACO2.4] 分数化小数 Fractions to Decimals | 0 / 0 | 5 | |
| 522 | P1531 I Hate It | 0 / 0 | 6 | |
| 523 | P1532 卡布列克圆舞曲 | 0 / 0 | 5 | |
| 524 | P1533 可怜的狗狗 | 0 / 0 | 7 | |
| 525 | P1534 不高兴的津津(升级版) | 0 / 0 | 1 | |
| 526 | P1535 [USACO08MAR] Cow Travelling S | 1 / 1 | 5 | |
| 527 | P1536 村村通 | 0 / 0 | 3 | |
| 528 | P1537 弹珠 | 0 / 0 | 6 |