|
|
216 |
USACO111id216
Your Ride Is Here 你的旅途由此开始
|
1 / 1 |
10 |
|
|
137 |
USACO122id137
Transformations 转换
|
0 / 0 |
(None) |
|
|
136 |
USACO123id136
Name That Number 序号命名
|
0 / 1 |
10 |
|
|
135 |
USACO124id135
Palindromic Squares,回文平方
|
0 / 0 |
(None) |
|
|
218 |
USACO125id218
Dual Palindromes 双重回文
|
0 / 0 |
(None) |
|
|
219 |
USACO131id219
Mixing Milk 挤牛奶
|
1 / 1 |
10 |
|
|
134 |
USACO132id134
Barn Repair 修理牛棚
|
0 / 0 |
(None) |
|
|
133 |
USACO133id133
Calf Flac
|
0 / 0 |
(None) |
|
|
132 |
USACO134id132
Prime Cryptarithm 密码运算
|
0 / 0 |
(None) |
|
|
220 |
USACO141id220
Packing Rectangles
|
0 / 0 |
(None) |
|
|
131 |
USACO142id131
The Clocks
|
0 / 0 |
(None) |
|
|
130 |
USACO143id130
Arithmetic Progressions
|
0 / 0 |
(None) |
|
|
221 |
USACO144id221
Mother's Milk 母亲的牛奶
|
0 / 0 |
(None) |
|
|
129 |
USACO151id129
Number Triangles 数字三角形
|
0 / 1 |
10 |
|
|
128 |
USACO152id128
Prime Palindromes 回文质数
|
0 / 0 |
(None) |
|
|
222 |
USACO153id222
Superprime Rib
|
0 / 0 |
(None) |
|
|
127 |
USACO154id127
Checker Challenge
|
0 / 0 |
(None) |
|
|
215 |
USACO211id215
The Castle 城堡
|
0 / 0 |
(None) |
|
|
126 |
USACO212id126
Ordered Fractions 有序分数
|
1 / 1 |
10 |
|
|
180 |
USACO213id180
Sorting a Three-Valued Sequence 三值序列排序
|
0 / 0 |
(None) |
|
|
179 |
USACO214id179
Healthy Holsteins 健康的荷斯坦奶牛
|
0 / 0 |
(None) |
|
|
178 |
USACO215id178
Hamming Codes 汉明码
|
0 / 0 |
(None) |
|
|
177 |
USACO221id177
Preface Numbering 序言页码
|
0 / 0 |
(None) |
|
|
176 |
USACO222id176
Subset Sums 子集的和
|
0 / 0 |
(None) |
|
|
223 |
USACO223id223
Runaround Numbers 循环数
|
0 / 0 |
(None) |
|
|
224 |
USACO224id224
Party Lamps 派对的灯
|
13 / 42 |
6 |
|
|
225 |
USACO231id225
Longest Prefix 最长前缀
|
0 / 0 |
(None) |
|
|
226 |
USACO232id226
Cow Pedigrees 牛之关系谱
|
0 / 0 |
(None) |
|
|
227 |
USACO233id227
Zero Sum 零和序列
|
0 / 0 |
(None) |
|
|
175 |
USACO234id175
Money Systems 货币系统
|
0 / 0 |
(None) |
|
|
174 |
USACO235id174
Controlling Companies 控股公司
|
0 / 0 |
(None) |
|
|
173 |
USACO241id173
The Tamworth Two 两只奶牛
|
0 / 0 |
(None) |
|
|
171 |
USACO242id171
Overfencing 穿越栅栏
|
0 / 0 |
(None) |
|
|
170 |
USACO243id170
Cow Tours 牛的旅行
|
0 / 0 |
(None) |
|
|
169 |
USACO244id169
Bessie Come Home 奶牛回家
|
0 / 0 |
(None) |
|
|
167 |
USACO245id167
Fractions to Decimals 分数化小数
|
0 / 0 |
(None) |
|
|
228 |
USACO311id228
Agri-Net 最短网络
|
0 / 0 |
(None) |
|
|
217 |
USACO312id217
Score Inflation 得分通胀
|
0 / 0 |
(None) |
|
|
229 |
USACO313id229
Humble Numbers 谦虚数字
|
0 / 0 |
(None) |
|
|
230 |
USACO314id230
Shaping Regions
|
0 / 0 |
(None) |
|
|
124 |
USACO315id124
Contact 联系
|
0 / 0 |
(None) |
|
|
125 |
USACO316id125
Stamps 邮票
|
0 / 0 |
(None) |
|
|
157 |
USACO321id157
Factorials 阶乘
|
0 / 0 |
(None) |
|
|
156 |
USACO322id156
Stringsobits 比特串
|
0 / 0 |
(None) |
|
|
155 |
USACO323id155
Spinning Wheels 纺轮
|
0 / 0 |
(None) |
|
|
154 |
USACO324id154
Feed Ratios 饲料调配
|
0 / 0 |
(None) |
|
|
153 |
USACO325id153
Magic Squares
|
0 / 0 |
(None) |
|
|
152 |
USACO326id152
Sweet Butter 香甜的黄油
|
0 / 0 |
(None) |
|
|
151 |
USACO331id151
Riding the Fences 骑马修栅栏
|
0 / 0 |
(None) |
|
|
150 |
USACO332id150
Shopping Offers 购物优惠
|
0 / 0 |
(None) |
|
|
149 |
USACO333id1149
Camelot 卡米洛特
|
0 / 0 |
(None) |
|
|
148 |
USACO334id148
Home on the Range 家的范围
|
0 / 0 |
(None) |
|
|
147 |
USACO335id147
A Game 游戏
|
0 / 0 |
(None) |
|
|
146 |
USACO341id146
Closed Fences
|
0 / 0 |
(None) |
|
|
145 |
USACO342id145
American Heritage 美国传统
|
0 / 0 |
(None) |
|
|
231 |
USACO343id231
Electric Fence 通电围栏
|
0 / 0 |
(None) |
|
|
144 |
USACO344id144
Raucous Rockers 喧嚣摇滚乐队
|
0 / 0 |
(None) |
|
|
143 |
USACO411id143
Beef McNuggets 麦乐牛块
|
0 / 0 |
(None) |
|
|
142 |
USACO412id142
Fence Rails
|
0 / 0 |
(None) |
|
|
141 |
USACO413id141
Fence Loops 围栏圈
|
0 / 0 |
(None) |
|
|
140 |
USACO414id140
Cryptcowgraphy
|
0 / 0 |
(None) |
|
|
139 |
USACO421id139
Drainage Ditches 排水沟
|
0 / 0 |
(None) |
|
|
138 |
USACO422id138
The Perfect Stall 完美牛棚
|
0 / 0 |
(None) |
|
|
214 |
USACO423id214
Job Processing 产品处理
|
0 / 0 |
(None) |
|
|
213 |
USACO424id213
Cowcycles
|
0 / 0 |
(None) |
|
|
212 |
USACO431id212
Buy Low, Buy Lower 低买
|
0 / 0 |
(None) |
|
|
211 |
USACO432id211
The Primes
|
0 / 0 |
(None) |
|
|
210 |
USACO433id210
Street Race 街头竞速
|
0 / 0 |
(None) |
|
|
209 |
USACO434id209
Letter Game 字母游戏
|
0 / 0 |
(None) |
|
|
208 |
USACO441id208
Shuttle Puzzle 穿梭谜题
|
0 / 0 |
(None) |
|
|
207 |
USACO442id207
Pollutant Control 控制污染奶
|
0 / 0 |
(None) |
|
|
206 |
USACO443id206
Frame Up 堆叠相框
|
0 / 0 |
(None) |
|
|
205 |
USACO511id205
Fencing the Cows 围住奶牛
|
0 / 0 |
(None) |
|
|
204 |
USACO512id204
Starry Night 星空之夜
|
0 / 0 |
(None) |
|
|
203 |
USACO513id203
Musical Themes 音乐主题
|
0 / 0 |
(None) |
|
|
202 |
USACO521id202
Snail Trails 蜗牛漫步
|
0 / 0 |
(None) |
|
|
201 |
USACO522id201
Electric Fences
|
0 / 0 |
(None) |
|
|
200 |
USACO523id200
Wisconsin Squares
|
0 / 0 |
(None) |
|
|
199 |
USACO531id199
Milk Measuring 牛奶量取
|
0 / 0 |
(None) |
|
|
233 |
USACO532id233
Window Area 窗口面积
|
0 / 0 |
(None) |
|
|
198 |
USACO533id198
Network of Schools 学校网络
|
0 / 0 |
(None) |
|
|
188 |
USACO534id188
Big Barn 巨大牛棚
|
0 / 0 |
(None) |
|
|
189 |
USACO541id189
All Latin Squares
|
0 / 0 |
(None) |
|
|
190 |
USACO542id190
Canada Tour 加拿大之旅
|
0 / 0 |
(None) |
|
|
193 |
USACO543id193
Character Recognition
|
0 / 0 |
(None) |
|
|
196 |
USACO544id196
Betsy's Tour
|
0 / 0 |
(None) |
|
|
234 |
USACO545id234
Telecowmunication 奶牛通信
|
0 / 0 |
(None) |
|
|
187 |
USACO551id187
Picture 海报
|
0 / 0 |
(None) |
|
|
186 |
USACO552id186
Hidden Password 隐藏密码
|
0 / 0 |
(None) |
|
|
185 |
USACO553id185
Towfive 二五
|
0 / 0 |
(None) |
|
|
184 |
USACO611id184
Postal Vans 邮政货车
|
0 / 0 |
(None) |
|
|
183 |
USACO612id183
A Rectangular Barn 矩形牛棚
|
0 / 0 |
(None) |
|
|
182 |
USACO613id182
Cow XOR 牛异或
|
0 / 0 |
(None) |
