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USACO Bronze 历年题目（按原顺序）
P2256 [USACO25OPEN] Hoof Paper Scissors Minus One B
P2267 [USACO25OPEN] More Cow Photos B
P2269 [USACO25OPEN] It's Mooin' Time III B
P2939 *【模拟】正方形中心对称判断[USACO25FEB] Reflection B
P2940 *【思维】制造最小排除值[USACO25FEB] Making Mexes B
P2941 *【动态规划：区间中间推】打印语句最少[USACO25FEB] Printing Sequences B
P7246 *【模拟】图形重叠分析[USACO25JAN] Astral Superposition B
P7247 *【思维】哞哞叫Ⅱ [USACO25JAN] It's Mooin' Time II B
P7248 *【模拟】序列翻转匹配[USACO25JAN] Cow Checkups B
P7234 *【模拟】链式舍入[USACO24DEC] Roundabount Rounding B
P7235 *【模拟统计】立方体空格统计[USACO24DEC] Farmer John's Cheese Block B
P7236 *【模拟】哞哞叫[USACO24DEC] It's Mooin' Time B
P7947 *【思维细节】布尔语句替换[USACO24OPEN] Logical Moos B
P7948 *【模拟】多边形周长上两点距离[USACO24OPEN] Walking Along a Fence B
P7949 *【思维细节】还原序列[USACO24OPEN] Farmer John's Favorite Permutation B
P7965 *【博弈sg】回文数取石子[USACO24FEB] Palindrome Game B
P7966 *【思维细节】交换牛奶[USACO24FEB] Milk Exchange B
P7967 *【二分】访问最多农场[USACO24FEB] Maximizing Productivity B
P7816 *【思维】众数操作[USACO24JAN] Majority Opinion B
P7817 *【模拟】在数轴上弹跳[USACO24JAN] Cannonball B
P7818 [USACO24JAN] Balancing Bacteria B【思维】
P7840 [USACO23DEC] Candy Cane Feast B*【模拟】
P7841 [USACO23DEC] Cowntact Tracing 2 B
P7759 [USACO23DEC] Farmer John Actually Farms B
P7319 [USACO23OPEN] FEB B
P7320 [USACO23OPEN] Moo Language B
P7321 [USACO23OPEN] Rotate and Shift B
P7313 [USACO23FEB] Hungry Cow B
P7314 [USACO23FEB] Stamp Grid B
P7315 [USACO23FEB] Watching Mooloo B
P7307 [USACO23JAN] Leaders B
P7308 [USACO23JAN] Air Cownditioning II B
P7309 [USACO23JAN] Moo Operations B
P7301 [USACO22DEC] Cow College B
P7302 [USACO22DEC] Feeding the Cows B（spj）
P7303 [USACO22DEC] Reverse Engineering B
P7344 [USACO22OPEN] Photoshoot B
P7345 [USACO22OPEN] Counting Liars B
P7346 [USACO22OPEN] Alchemy B
P7338 [USACO22FEB] Sleeping in Class B
P7339 [USACO22FEB] Photoshoot 2 B
P7340 [USACO22FEB] Blocks B
P7331 [USACO22JAN] Herdle B
P7332 [USACO22JAN] NonTransitive Dice B
P7333 [USACO22JAN] Drought B
P7325 [USACO21DEC] Lonely Photo B
P7326 [USACO21DEC] Air Cownditioning B
P7327 [USACO21DEC] Walking Home B
P7359 [USACO21OPEN] Acowdemia I B
P7360 [USACO21OPEN] Acowdemia II B
P7361 [USACO21OPEN] Acowdemia III B
P7371 [USACO21FEB] Year of the Cow B
P7372 [USACO21FEB] Comfortable Cows B
P7373 [USACO21FEB] Clockwise Fence B
P7383 [USACO21JAN] Uddered but not Herd B
P7384 [USACO21JAN] Even More Odd Photos B
P7385 [USACO21JAN] Just Stalling B
P7395 [USACO20DEC] Do You Know Your ABCs? B
P7396 [USACO20DEC] Daisy Chains B
P7397 [USACO20DEC] Stuck in a Rut B
P7207 [USACO20OPEN] Social Distancing I B
P7208 [USACO20OPEN] Social Distancing II B
P7209 [USACO20OPEN] Cowntact Tracing B
P7219 [USACO20FEB] Triangles B
P7220 [USACO20FEB] Mad Scientist B
P7221 [USACO20FEB] Swapity Swap B
P7231 [USACO20JAN] Word Processor B
P7232 [USACO20JAN] Photoshoot B
P7233 [USACO20JAN] Race B
P7258 [USACO19DEC] Cow Gymnastics B
P7259 [USACO19DEC] Where Am I? B
P7260 [USACO19DEC] Livestock Lineup B
P7270 [USACO19OPEN] Bucket Brigade B
P7271 [USACO19OPEN] Milk Factory B
P7272 [USACO19OPEN] Cow Evolution B
P7281 [USACO19FEB] Sleepy Cow Herding B
P7282 [USACO19FEB] The Great Revegetation B
P7283 [USACO19FEB] Measuring Traffic B
P7294 [USACO19JAN] Shell Game B
P7295 [USACO19JAN] Sleepy Cow Sorting B
P7296 [USACO19JAN] Guess the Animal B【思维】
P7106 [USACO18DEC] Mixing Milk B
P7107 [USACO18DEC] The Bucket List B
P7108 [USACO18DEC] Back and Forth B
P7118 [USACO18OPEN] Team Tic Tac Toe B
P7119 [USACO18OPEN] Milking Order B
P7120 [USACO18OPEN] Family Tree B
P7130 【模拟】传送[USACO18FEB] Teleportation B
P7131 【模拟】数轴的所有点染色[USACO18FEB] Hoofball B
P7132 [USACO18FEB] Taming the Herd B
P7142 【模拟】矩形3 和 矩形2 挡住矩形1[USACO18JAN] Blocked Billboard II B
P7143 【模拟】找贡献最小的线段[USACO18JAN] Lifeguards B
P7144 【思维】最少交换[USACO18JAN] Out of Place B
P7154 【模拟】矩形3挡住矩形1和2[USACO17DEC] Blocked Billboard B
章节 1. USACO Bronze 历年题目
开放
| 题目 | 尝试 | AC | 难度 |
|---|---|---|---|
| lg12022 [USACO25OPEN] Hoof Paper Scissors Minus One B | 18 | 6 | 8 |
| lg12023 [USACO25OPEN] More Cow Photos B | 12 | 6 | 9 |
| lg12024 [USACO25OPEN] It's Mooin' Time III B | 3 | 1 | 10 |
| lg11836 *【模拟】正方形中心对称判断[USACO25FEB] Reflection B | 109 | 21 | 7 |
| lg11837 *【思维】制造最小排除值[USACO25FEB] Making Mexes B | 87 | 21 | 7 |
| lg11838 *【动态规划：区间中间推】打印语句最少[USACO25FEB] Printing Sequences B | 13 | 5 | 9 |
| lg11667 *【模拟】图形重叠分析[USACO25JAN] Astral Superposition B | 67 | 10 | 8 |
| lg11668 *【思维】哞哞叫Ⅱ [USACO25JAN] It's Mooin' Time II B | 58 | 15 | 7 |
| lg11669 *【模拟】序列翻转匹配[USACO25JAN] Cow Checkups B | 23 | 9 | 7 |
| lg11449 *【模拟】链式舍入[USACO24DEC] Roundabount Rounding B | 139 | 25 | 8 |
| lg11450 *【模拟统计】立方体空格统计[USACO24DEC] Farmer John's Cheese Block B | 96 | 26 | 6 |
| lg11451 *【模拟】哞哞叫[USACO24DEC] It's Mooin' Time B | 22 | 9 | 7 |
| lg10274 *【思维细节】布尔语句替换[USACO24OPEN] Logical Moos B | 42 | 9 | 7 |
| lg10275 *【模拟】多边形周长上两点距离[USACO24OPEN] Walking Along a Fence B | 62 | 13 | 7 |
| lg10276 *【思维细节】还原序列[USACO24OPEN] Farmer John's Favorite Permutation B | 38 | 14 | 6 |
| lg10187 *【博弈sg】回文数取石子[USACO24FEB] Palindrome Game B | 75 | 29 | 5 |
| lg10188 *【思维细节】交换牛奶[USACO24FEB] Milk Exchange B | 83 | 15 | 8 |
| lg10189 *【二分】访问最多农场[USACO24FEB] Maximizing Productivity B | 143 | 32 | 7 |
| lg10131 *【思维】众数操作[USACO24JAN] Majority Opinion B | 65 | 25 | 5 |
| lg10132 *【模拟】在数轴上弹跳[USACO24JAN] Cannonball B | 170 | 25 | 8 |
| lg10133 [USACO24JAN] Balancing Bacteria B【思维】 | 68 | 11 | 8 |
| lg9974 [USACO23DEC] Candy Cane Feast B*【模拟】 | 43 | 12 | 7 |
| lg9975 [USACO23DEC] Cowntact Tracing 2 B | 42 | 8 | 8 |
| lg9976 [USACO23DEC] Farmer John Actually Farms B | 25 | 6 | 8 |
| lg9183 [USACO23OPEN] FEB B | 12 | 6 | 9 |
| lg9184 [USACO23OPEN] Moo Language B | 26 | 3 | 9 |
| lg9185 [USACO23OPEN] Rotate and Shift B | 10 | 4 | 9 |
| lg9121 [USACO23FEB] Hungry Cow B | 63 | 16 | 7 |
| lg9122 [USACO23FEB] Stamp Grid B | 28 | 12 | 6 |
| lg9123 [USACO23FEB] Watching Mooloo B | 59 | 27 | 4 |
| lg9010 [USACO23JAN] Leaders B | 70 | 14 | 7 |
| lg9011 [USACO23JAN] Air Cownditioning II B | 19 | 10 | 6 |
| lg9012 [USACO23JAN] Moo Operations B | 35 | 18 | 4 |
| lg8897 [USACO22DEC] Cow College B | 43 | 20 | 4 |
| lg8898 [USACO22DEC] Feeding the Cows B | 8 | 5 | 10 |
| lg8899 [USACO22DEC] Reverse Engineering B | 13 | 5 | 9 |
| lg8266 [USACO22OPEN] Photoshoot B | 11 | 5 | 9 |
| lg8267 [USACO22OPEN] Counting Liars B | 47 | 15 | 6 |
| lg8268 [USACO22OPEN] Alchemy B | 4 | 4 | 10 |
| lg8183 [USACO22FEB] Sleeping in Class B | 11 | 5 | 9 |
| lg8184 [USACO22FEB] Photoshoot 2 B | 71 | 14 | 7 |
| lg8185 [USACO22FEB] Blocks B | 50 | 13 | 7 |
| lg8090 [USACO22JAN] Herdle B | 53 | 19 | 5 |
| lg8091 [USACO22JAN] Non-Transitive Dice B | 28 | 14 | 5 |
| lg8092 [USACO22JAN] Drought B | 8 | 6 | 9 |
| lg7993 [USACO21DEC] Lonely Photo B | 69 | 12 | 8 |
| lg7994 [USACO21DEC] Air Cownditioning B | 10 | 5 | 9 |
| lg7995 [USACO21DEC] Walking Home B | 10 | 5 | 9 |
| lg9937 [USACO21OPEN] Acowdemia I B | 20 | 4 | 9 |
| lg9938 [USACO21OPEN] Acowdemia II B | 43 | 14 | 6 |
| lg9939 [USACO21OPEN] Acowdemia III B | 29 | 9 | 7 |
| lg9943 [USACO21FEB] Year of the Cow B | 3 | 3 | 10 |
| lg9944 [USACO21FEB] Comfortable Cows B | 4 | 3 | 10 |
| lg9945 [USACO21FEB] Clockwise Fence B | 42 | 17 | 5 |
| lg9940 [USACO21JAN] Uddered but not Herd B | 21 | 13 | 5 |
| lg9941 [USACO21JAN] Even More Odd Photos B | 3 | 3 | 10 |
| lg9942 [USACO21JAN] Just Stalling B | 52 | 18 | 6 |
| lg9955 [USACO20DEC] Do You Know Your ABCs? B | 21 | 16 | 4 |
| P7396 [USACO20DEC] Daisy Chains B | 3 | 3 | 10 |
| lg9957 [USACO20DEC] Stuck in a Rut B | 2 | 2 | 10 |
| lg9952 [USACO20OPEN] Social Distancing I B | 2 | 2 | 10 |
| lg9953 [USACO20OPEN] Social Distancing II B | 3 | 2 | 10 |
| lg9954 [USACO20OPEN] Cowntact Tracing B | 14 | 6 | 8 |
| lg9949 [USACO20FEB] Triangles B | 12 | 2 | 10 |
| lg9950 [USACO20FEB] Mad Scientist B | 26 | 14 | 5 |
| lg9951 [USACO20FEB] Swapity Swap B | 45 | 15 | 6 |
| lg9946 [USACO20JAN] Word Processor B | 18 | 15 | 5 |
| lg9947 [USACO20JAN] Photoshoot B | 64 | 17 | 7 |
| lg9948 [USACO20JAN] Race B | 24 | 10 | 6 |
| lg5831 [USACO19DEC] Cow Gymnastics B | 66 | 24 | 5 |
| lg5832 [USACO19DEC] Where Am I? B | 88 | 21 | 7 |
| lg5833 [USACO19DEC] Livestock Lineup B | 10 | 3 | 10 |
| lg1699 [USACO19OPEN] Bucket Brigade B | 71 | 10 | 8 |
| lg1700 [USACO19OPEN] Milk Factory B | 33 | 6 | 8 |
| lg1701 [USACO19OPEN] Cow Evolution B | 50 | 7 | 8 |
| lg1693 [USACO19FEB] Sleepy Cow Herding B | 64 | 14 | 7 |
| lg1694 [USACO19FEB] The Great Revegetation B | 14 | 3 | 9 |
| lg1695 [USACO19FEB] Measuring Traffic B | 28 | 6 | 8 |
| lg9958 [USACO19JAN] Shell Game B | 69 | 24 | 6 |
| lg9959 [USACO19JAN] Sleepy Cow Sorting B | 154 | 22 | 8 |
| lg9960 [USACO19JAN] Guess the Animal B【思维】 | 175 | 10 | 9 |
| lg5116 [USACO18DEC] Mixing Milk B | 30 | 17 | 4 |
| lg5117 [USACO18DEC] The Bucket List B | 26 | 17 | 4 |
| lg5118 [USACO18DEC] Back and Forth B | 37 | 8 | 7 |
| lg10122 [USACO18OPEN] Team Tic Tac Toe B | 25 | 4 | 8 |
| lg10123 [USACO18OPEN] Milking Order B | 540 | 7 | 10 |
| lg10124 [USACO18OPEN] Family Tree B | 20 | 5 | 8 |
| lg1639 【模拟】传送[USACO18FEB] Teleportation B | 30 | 17 | 4 |
| lg1677 【模拟】数轴的所有点染色[USACO18FEB] Hoofball B | 33 | 7 | 8 |
| lg1711 [USACO18FEB] Taming the Herd B | 21 | 4 | 8 |
| lg1696 【模拟】矩形3 和 矩形2 挡住矩形1[USACO18JAN] Blocked Billboard II B | 23 | 4 | 8 |
| lg1697 【模拟】找贡献最小的线段[USACO18JAN] Lifeguards B | 44 | 18 | 5 |
| lg1698 【思维】最少交换[USACO18JAN] Out of Place B | 44 | 8 | 8 |
| lg4122 【模拟】矩形3挡住矩形1和2[USACO17DEC] Blocked Billboard B | 25 | 12 | 5 |