1628 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1730 AT2201  E - Lucky Numbers 0 / 0 (无)
1732 AT2202  F - Pre-order and In-order 0 / 0 (无)
1733 AT2203  G - Constrained Nim 0 / 0 (无)
1734 AT2204  Ex - Range Harvest Query 0 / 0 (无)
1717 AT2205  A - 2^N 0 / 0 (无)
1718 AT2206  B - Batters 0 / 0 (无)
1719 AT2207  C - Filling 3x3 array 0 / 0 (无)
1721 AT2208  D - Union of Interval 0 / 0 (无)
1722 AT2209  E - Takahashi's Anguish 0 / 0 (无)
1723 AT2210  F - Cumulative Cumulative Cumulative Sum 0 / 0 (无)
1724 AT2211  G - Black and White Stones 0 / 0 (无)
1725 AT2212  Ex - I like Query Problem 0 / 0 (无)
1708 AT2213  A - A to Z String 2 0 / 0 (无)
1710 AT2214  B - 1D Pawn 0 / 0 (无)
1711 AT2215  C - Robot Takahashi 0 / 0 (无)
1712 AT2216  D - Jumping Takahashi 2 0 / 0 (无)
1713 AT2217  E - Addition and Multiplication 2 0 / 0 (无)
1714 AT2218  F - Teleporter Setting 0 / 0 (无)
1715 AT2219  G - Prefix Concatenation 0 / 0 (无)
1716 AT2220  Ex - Dice Sum 2 0 / 0 (无)
1700 AT2221  A - When? 0 / 0 (无)
1701 AT2222  B - Number Box 0 / 0 (无)
1702 AT2223  C - Rotation 0 / 0 (无)
1703 AT2224  D - Trophy 0 / 0 (无)
1704 AT2225  E - Packing Potatoes 0 / 0 (无)
1705 AT2226  F - Main Street 0 / 0 (无)
1706 AT2227  G - Triangle 0 / 0 (无)
1707 AT2228  Ex - Odd Steps 0 / 0 (无)
1690 AT2229  A - Growth Record 0 / 0 (无)
1691 AT2230  B - Counterclockwise Rotation 0 / 0 (无)
1692 AT2231  C - XX to XXX 0 / 0 (无)
1693 AT2232  D - Circumferences 0 / 0 (无)
1694 AT2233  E - LCM on Whiteboard 0 / 0 (无)
1695 AT2234  F - Select Edges 0 / 0 (无)
1696 AT2235  G - Grid Card Game 0 / 0 (无)
1699 AT2236  Ex - Yet Another Path Counting 0 / 0 (无)
1681 AT2237  A - A Unique Letter 0 / 0 (无)
1682 AT2238  B - Better Students Are Needed! 0 / 0 (无)
1683 AT2239  C - Changing Jewels 0 / 0 (无)
1684 AT2240  D - Draw Your Cards 0 / 0 (无)
1685 AT2241  E - At Least One 0 / 0 (无)
1687 AT2242  F - Find 4-cycle 0 / 0 (无)
1688 AT2243  G - Scalene Triangle Area 0 / 0 (无)
1689 AT2244  Ex - Colorfulness 0 / 0 (无)
1672 AT2245  A - Intersection 0 / 0 (无)
1673 AT2246  B - Tournament Result 0 / 0 (无)
1674 AT2247  C - NewFolder(1) 0 / 0 (无)
1676 AT2248  D - Flipping and Bonus 0 / 0 (无)
1677 AT2249  E - Many Operations 0 / 0 (无)
1678 AT2250  F - Sorting Color Balls 0 / 0 (无)
1679 AT2251  G - Replace 0 / 0 (无)
1680 AT2252  Ex - Game on Graph 0 / 0 (无)
1663 AT2253  A - World Cup 0 / 0 (无)
1665 AT2254  B - Triangle (Easier) 0 / 0 (无)
1666 AT2255  C - Min Max Pair 0 / 0 (无)
1667 AT2256  D - I Hate Non-integer Number 0 / 0 (无)
1668 AT2257  E - Red and Blue Graph 0 / 0 (无)
1669 AT2258  F - Erase and Rotate 0 / 0 (无)
1670 AT2259  G - LIS with Stack 0 / 0 (无)
1671 AT2260  Ex - Max Limited Sequence 0 / 0 (无)
1655 AT2261  A - Full House 0 / 0 (无)
1656 AT2262  B - Ancestor 0 / 0 (无)
1657 AT2263  C - Monotonically Increasing 0 / 0 (无)
1658 AT2264  D - Left Right Operation 0 / 0 (无)
1659 AT2265  E - Sugoroku 3 0 / 0 (无)
1660 AT2266  F - Tournament 0 / 0 (无)
1661 AT2267  G - Erasing Prime Pairs 0 / 0 (无)
1662 AT2268  Ex - Intersection 2 0 / 0 (无)
1646 AT2269  A - "atcoder".substr() 0 / 0 (无)
1647 AT2270  B - Nice Grid 0 / 0 (无)
1648 AT2271  C - Matrix Reducing 0 / 0 (无)
1649 AT2272  D - "redocta".swap(i,i+1) 0 / 0 (无)
1650 AT2273  E - Blackout 2 0 / 0 (无)
1651 AT2274  F - Monochromatic Path 0 / 0 (无)
1652 AT2275  G - String Fair 0 / 0 (无)
1654 AT2276  Ex - Perfect Binary Tree 0 / 0 (无)
1637 AT2277  A - Apple 0 / 0 (无)
1638 AT2278  B - Explore 0 / 0 (无)
1639 AT2279  C - Belt Conveyor 0 / 0 (无)
1640 AT2280  D - Iroha and Haiku (New ABC Edition) 0 / 0 (无)
1641 AT2281  E - Warp 0 / 0 (无)
1643 AT2282  F - Manhattan Cafe 0 / 0 (无)
1644 AT2283  G - 012 Inversion 0 / 0 (无)
1645 AT2284  Ex - No-capture Lance Game 0 / 0 (无)
1628 AT2285  A - Middle Letter 0 / 0 (无)
1629 AT2286  B - Modulo Number 0 / 0 (无)
1630 AT2287  C - Convex Quadrilateral 0 / 0 (无)
1632 AT2288  D - Snuke Panic (1D) 0 / 0 (无)
1633 AT2289  E - Throwing the Die 0 / 0 (无)
1634 AT2290  F - Well-defined Path Queries on a Namori 0 / 0 (无)
1635 AT2291  G - Yet Another RGB Sequence 0 / 0 (无)
1636 AT2292  Ex - Snuke Panic (2D) 0 / 0 (无)
1619 AT2293  A - Saturday 0 / 0 (无)
1621 AT2294  B - Split? 0 / 0 (无)
1622 AT2295  C - Index × A(Continuous ver.) 0 / 0 (无)
1623 AT2296  D - Index × A(Not Continuous ver.) 0 / 0 (无)
1624 AT2297  E - Erasing Vertices 2 0 / 0 (无)
1625 AT2298  F - Exactly K Steps 0 / 0 (无)
1626 AT2299  G - Increasing K Times 0 / 0 (无)
1627 AT2300  Ex - Odd Sum 0 / 0 (无)
1611 AT2301  A - Five Integers 0 / 0 (无)
1612 AT2302  B - Prefix? 0 / 0 (无)
1613 AT2303  C - Chinese Restaurant 0 / 0 (无)
1614 AT2304  D - Unique Username 0 / 0 (无)
1615 AT2305  E - Chinese Restaurant (Three-Star Version) 0 / 0 (无)
1616 AT2306  F - Best Concatenation 0 / 0 (无)
1617 AT2307  G - Random Student ID 0 / 0 (无)
1618 AT2308  Ex - Taboo 0 / 0 (无)
1602 AT2309  A - Anyway Takahashi 0 / 0 (无)
1603 AT2310  B - Rectangle Detection 0 / 0 (无)
1604 AT2311  C - Submask 0 / 0 (无)
1605 AT2312  D - Do use hexagon grid 0 / 0 (无)
1606 AT2313  E - Last Rook 0 / 0 (无)
1607 AT2314  F - Numbered Checker 0 / 0 (无)
1608 AT2315  G - Reversible Cards 2 0 / 0 (无)
1610 AT2316  Ex - Antichain 0 / 0 (无)
1593 AT2317  A - 1-2-4 Test 0 / 0 (无)
1594 AT2318  B - Hammer 0 / 0 (无)
1595 AT2319  C - Simple path 0 / 0 (无)
1596 AT2320  D - Stones 0 / 0 (无)
1597 AT2321  E - Apple Baskets on Circle 0 / 0 (无)
1599 AT2322  F - Transportation 0 / 0 (无)
1600 AT2323  G - Sequence in mod P 0 / 0 (无)
1601 AT2324  Ex - add 1 0 / 0 (无)
1583 AT2325  A - 484558 0 / 0 (无)
1584 AT2326  B - Maintain Multiple Sequences 0 / 0 (无)
1585 AT2327  C - Manga 0 / 0 (无)
1588 AT2328  D - Flip and Adjust 0 / 0 (无)
1589 AT2329  E - Subsequence Path 0 / 0 (无)
1590 AT2330  F - XOR on Grid Path 0 / 0 (无)
1591 AT2331  G - Access Counter 0 / 0 (无)
1592 AT2332  Ex - General General 0 / 0 (无)
1574 AT2333  A - Integer Sum 0 / 0 (无)
1576 AT2334  B - Everyone is Friends 0 / 0 (无)
1577 AT2335  C - Max Even 0 / 0 (无)
1578 AT2336  D - Root M Leaper 0 / 0 (无)
1579 AT2337  E - Add and Mex 0 / 0 (无)
1580 AT2338  F - Two Strings 0 / 0 (无)
1581 AT2339  G - Yet Another mod M 0 / 0 (无)
1582 AT2340  Ex - Flipping Coins 2 0 / 0 (无)
1566 AT2341  A - A Recursive Function 0 / 0 (无)
1567 AT2342  B - Broken Rounding 0 / 0 (无)
1568 AT2343  C - (K+1)-th Largest Number 0 / 0 (无)
1569 AT2344  D - LRUD Instructions 0 / 0 (无)
1570 AT2345  E - Notebook 0 / 0 (无)
1571 AT2346  F - Hammer 2 0 / 0 (无)
1572 AT2347  G - Row Column Sums 2 0 / 0 (无)
1573 AT2348  Ex - Inv(0,1)ving Insert(1,0)n 0 / 0 (无)
1557 AT2349  A - Batting Average 0 / 0 (无)
1558 AT2350  B - Line Sensor 0 / 0 (无)
1559 AT2351  C - Ameba 0 / 0 (无)
1560 AT2352  D - Robot Arms 2 0 / 0 (无)
1561 AT2353  E - Booster 0 / 0 (无)
1562 AT2354  F - Fishing 0 / 0 (无)
1563 AT2355  G - Security Camera 3 0 / 0 (无)
1565 AT2356  Ex - XOR Sum of Arrays 0 / 0 (无)
1548 AT2357  A - Find Takahashi 0 / 0 (无)
1549 AT2358  B - ABC-DEF 0 / 0 (无)
1550 AT2359  C - Counting Squares 0 / 0 (无)
1551 AT2360  D - Yet Another Recursive Function 0 / 0 (无)
1552 AT2361  E - Sugoroku 4 0 / 0 (无)
1554 AT2362  F - Erase Subarrays 0 / 0 (无)
1555 AT2363  G - Infinite Knapsack 0 / 0 (无)
1556 AT2364  Ex - Monster 0 / 0 (无)
1539 AT2365  A - Rightmost 0 / 0 (无)
1540 AT2366  B - Adjacency List 0 / 0 (无)
1541 AT2367  C - Previous Permutation 0 / 0 (无)
1543 AT2368  D - Divide by 2 or 3 0 / 0 (无)
1544 AT2369  E - Round Trip 0 / 0 (无)
1545 AT2370  F - Double Chance 0 / 0 (无)
1546 AT2371  G - Count Sequences 0 / 0 (无)
1547 AT2372  Ex - Construct a Matrix 0 / 0 (无)
1530 AT2373  A - ^{-1} 0 / 0 (无)
1532 AT2374  B - Playing Cards Validation 0 / 0 (无)
1533 AT2375  C - Ladder Takahashi 0 / 0 (无)
1534 AT2376  D - Takahashi's Solitaire 0 / 0 (无)
1535 AT2377  E - Crystal Switches 0 / 0 (无)
1536 AT2378  F - Sorting a Matrix 0 / 0 (无)
1537 AT2379  G - Random Walk to Millionaire 0 / 0 (无)
1538 AT2380  Ex - Constrained Sums 0 / 0 (无)
1522 AT2381  A - Shift 0 / 0 (无)
1523 AT2382  B - Misjudge the Time 0 / 0 (无)
1524 AT2383  C - FF 0 / 0 (无)
1525 AT2384  D - All Assign Point Add 0 / 0 (无)
1526 AT2385  E - Grid Filling 0 / 0 (无)
1527 AT2386  F - Shiritori 0 / 0 (无)
1528 AT2387  G - Generalized Subtraction Game 0 / 0 (无)
1529 AT2388  Ex - make 1 0 / 0 (无)
1513 AT2389  A - wwwvvvvvv 0 / 0 (无)
1514 AT2390  B - LOOKUP 0 / 0 (无)
1515 AT2391  C - RANDOM 0 / 0 (无)
1516 AT2392  D - Freefall 0 / 0 (无)
1517 AT2393  E - Cheating Amidakuji 0 / 0 (无)
1518 AT2394  F - BOX 0 / 0 (无)
1519 AT2395  G - At Most 2 Colors 0 / 0 (无)
1521 AT2396  Ex - Sum of Prod of Min 0 / 0 (无)
1504 AT2397  A - Pawn on a Grid 0 / 0 (无)
1505 AT2398  B - Inverse Prefix Sum 0 / 0 (无)
1506 AT2399  C - Extra Character 0 / 0 (无)
1507 AT2400  D - Factorial and Multiple 0 / 0 (无)

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