ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4484 P1039C   Network Safety 0 / 0 8
4468 P1042F   Leaf Sets 0 / 0 9
4459 P1044B   Intersecting Subtrees 0 / 0 6
4452 P1045C   Hyperspace Highways 0 / 0 8
4413 P1056D   Decorate Apple Tree 0 / 0 5
4408 P1057A   Bmail Computer Network 0 / 0 3
4396 P1060E   Sergey and Subway 0 / 0 7
4383 P1062D   Fun with Integers 0 / 0 6
4382 P1062E   Company 0 / 0 8
4381 P1062F   Upgrading Cities 0 / 0 10
4369 P1065D   Three Pieces 0 / 0 8
4367 P1065F   Up and Down the Tree 0 / 0 9
4358 P1067B   Multihedgehog 0 / 0 6
4332 P1073F   Choosing Two Paths 0 / 0 9
4230 P1092E   Minimal Diameter Forest 0 / 0 7
4229 P1092F   Tree with Maximum Cost 0 / 0 6
4225 P1093D   Beautiful Graph 0 / 0 5
4200 P1098A   Sum in the tree 0 / 0 5
4198 P1098C   Construct a tree 0 / 0 9
4191 P1099F   Cookies 0 / 0 9
4186 P1100E   Andrew and Taxi 0 / 0 8
4181 P1101D   GCD Counting 0 / 0 7
4169 P1103C   Johnny Solving 0 / 0 10
4161 P1105D   Kilani and the Game 0 / 0 6
4156 P1106D   Lunar New Year and a Wander 0 / 0 5
4121 P1111E   Tree 0 / 0 9
4080 P1118F1   Tree Cutting (Easy Version) 0 / 0 6
4079 P1118F2   Tree Cutting (Hard Version) 0 / 0 10
4067 P1120D   Power Tree 0 / 0 9
4053 P1130C   Connect 0 / 0 4
4049 P1131D   Gourmet choice 0 / 0 7
4041 P1132E   Knapsack 0 / 0 8
4032 P1133F2   Spanning Tree with One Fixed Degree 0 / 0 6
4016 P1139C   Edgy Trees 0 / 0 5
3998 P1141G   Privatization of Roads in Treeland 0 / 0 6
3996 P1142B   Lynyrd Skynyrd 0 / 0 7
3990 P1143C   Queen 0 / 0 4
3984 P1144F   Graph Without Long Directed Paths 0 / 0 5
3972 P1146D   Frog Jumping 0 / 0 7
3964 P1147D   Palindrome XOR 0 / 0 9
3939 P1152B   Neko Performs Cat Furrier Transform 0 / 0 4
3936 P1152E   Neko and Flashback 0 / 0 9
3930 P1153D   Serval and Rooted Tree 0 / 0 6
3913 P1156B   Ugly Pairs 0 / 0 6
3911 P1156D   0-1-Tree 0 / 0 8
3897 P1158C   Permutation recovery 0 / 0 7
3865 P1167C   News Distribution 0 / 0 4
3843 P1172B   Nauuo and Circle 0 / 0 6
3825 P1175E   Minimal Segment Cover 0 / 0 8
3819 P1176D   Recover it! 0 / 0 6
3818 P1176E   Cover it! 0 / 0 5
3809 P1178F1   Short Colorful Strip 0 / 0 8
3807 P1178G   The Awesomest Vertex 0 / 0 10
3791 P1182B   Plus from Picture 0 / 0 4
3789 P1182D   Complete Mirror 0 / 0 9
3766 P1184E2   Daleks' Invasion (medium) 0 / 0 7
3751 P1186F   Vus the Cossack and a Graph 0 / 0 9
3746 P1187E   Tree Painting 0 / 0 7
3742 P1188A2   Add on a Tree: Revolution 0 / 0 9
3725 P1192B   Dynamic Diameter 0 / 0 (无)
3680 P1200F   Graph Traveler 0 / 0 8
3639 P1207G   Indie Album 0 / 0 10
3633 P1208F   Bits And Pieces 0 / 0 10
3627 P1209D   Cow and Snacks 0 / 0 5
3624 P1209F   Koala and Notebook 0 / 0 10
3597 P1213F   Unstable String Sort 0 / 0 7
3592 P1214D   Treasure Island 0 / 0 6
3588 P1214H   Tiles Placement 0 / 0 10
3571 P1217D   Coloring Edges 0 / 0 7
3561 P1218H   Function Composition 0 / 0 10
3560 P1218I   The Light Square 0 / 0 7
3553 P1220E   Tourism 0 / 0 8
3497 P1236F   Alice and the Cactus 0 / 0 10
3482 P1238F   The Maximum Subtree 0 / 0 8
3477 P1239D   Catowice City 0 / 0 9
3472 P1242B   0-1 MST 0 / 0 6
3471 P1242C   Sum Balance 0 / 0 9
3446 P1249B2   Books Exchange (hard version) 0 / 0 4
3426 P1250N   Wires 0 / 0 7
3403 P1253D   Harmonious Graph 0 / 0 5
3395 P1254E   Send Tree to Charlie 0 / 0 10
3368 P1263D   Secret Passwords 0 / 0 5
3366 P1263F   Economic Difficulties 0 / 0 9
3350 P1266F   Almost Same Distance 0 / 0 10
3322 P1270G   Subset with Zero Sum 0 / 0 10
3309 P1272E   Nearest Opposite Parity 0 / 0 6
3306 P1276B   Two Fairs 0 / 0 6
3294 P1278E   Tests for problem D 0 / 0 8
3284 P1280C   Jeremy Bearimy 0 / 0 7
3273 P1282E   The Cake Is a Lie 0 / 0 9
3256 P1285D   Dr 0 / 0 6
3252 P1286B   Numbers on Tree 0 / 0 6
3236 P1290C   Prefix Enlightenment 0 / 0 9
3227 P1292C   Xenon's Attack on the Gangs 0 / 0 8
3216 P1294F   Three Paths on a Tree 0 / 0 7
3203 P1296F   Berland Beauty 0 / 0 7
3198 P1297E   Modernization of Treeland 0 / 0 (无)
3190 P1299D   Around the World 0 / 0 10
3181 P1301F   Super Jaber 0 / 0 10
3168 P1303C   Perfect Keyboard 0 / 0 5

分类

手气不错

根据当前过滤条件随机选择一道题