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Pick a problem randomly based on the current filter.
| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 2752 | P472 练85.2 排队接水 | 0 / 0 | 3 | |
| 2753 | P473 练85.3 删数问题(Noip1994) | 0 / 0 | 3 | |
| 2754 | P474 【例86.1】 上台阶 | 0 / 0 | 3 | |
| 2755 | P475 【例86.2】 01背包问题 | 0 / 0 | 3 | |
| 2756 | P476 【例86.3】 完全背包问题 | 0 / 0 | 3 | |
| 2757 | P477 【例86.4】 混合背包 | 0 / 0 | 3 | |
| 2758 | P478 练86.1 旅行 | 0 / 0 | 3 | |
| 2759 | P479 练86.2 采药问题 | 0 / 0 | 3 | |
| 2761 | P480 练86.3 货币系统 | 0 / 0 | 3 | |
| 522 | 522 Addition Chains | 1 / 9 | 3 | |
| 767 | 767 Checker Challenge | 7 / 19 | 2 | |
| 873 | 873 2n皇后问题 | 0 / 0 | 2 | |
| 874 | 874 FJ的字符串 | 0 / 0 | 2 | |
| 875 | 875 Huffuman树 | 0 / 0 | 2 | |
| 877 | 877 分解质因数 | 0 / 0 | 2 | |
| 878 | 878 回形取数 | 1 / 7 | 2 | |
| 879 | 879 字符串对比 | 0 / 0 | 2 | |
| 880 | 880 完美的代价 | 0 / 0 | 2 | |
| 881 | 881 报时助手 | 0 / 0 | 2 | |
| 882 | 882 数的读法 | 0 / 0 | 2 | |
| 883 | 883 时间转换 | 0 / 0 | 2 | |
| 884 | 884 矩形面积交 | 0 / 0 | 2 | |
| 885 | 885 矩阵乘法 | 0 / 0 | 2 | |
| 886 | 886 芯片测试 | 0 / 0 | 2 | |
| 887 | 887 阶乘计算 | 0 / 0 | 2 | |
| 888 | 888 高精度加法 | 0 / 0 | 2 | |
| 889 | 889 龟兔赛跑预测 | 0 / 0 | 2 | |
| 890 | 890 6-3判定字符位置 | 0 / 0 | 2 | |
| 891 | 891 9-7链表数据求和操作 | 0 / 0 | 2 | |
| 892 | 892 A+B problem | 0 / 0 | 2 | |
| 893 | 893 Buying Sets | 0 / 0 | 2 | |
| 894 | 894 C++ Calculations | 0 / 0 | 2 | |
| 895 | 895 Car的旅行路线 | 0 / 0 | 2 | |
| 896 | 896 Don't fear, DravDe is kind | 0 / 0 | 2 | |
| 897 | 897 Entertaining Geodetics | 0 / 0 | 2 | |
| 898 | 898 FBI树 | 0 / 0 | 2 | |
| 899 | 899 Hankson的趣味题 | 0 / 0 | 3 | |
| 900 | 900 Hanoi问题 | 0 / 0 | 2 | |
| 901 | 901 JAM计数法 | 4 / 15 | 3 | |
| 902 | 902 Maze | 0 / 0 | 2 | |
| 903 | 903 P1101 | 0 / 0 | 2 | |
| 904 | 904 P1102 | 0 / 0 | 2 | |
| 905 | 905 Representative Sampling (30_points) | 0 / 0 | 2 | |
| 906 | 906 s01串 | 0 / 0 | 2 | |
| 907 | 907 一元三次方程求解 | 0 / 0 | 2 | |
| 908 | 908 乘积最大 | 0 / 0 | 2 | |
| 909 | 909 会议中心 | 0 / 0 | 2 | |
| 910 | 910 传球游戏 | 0 / 0 | 2 | |
| 911 | 911 传纸条 | 0 / 0 | 2 | |
| 912 | 912 入学考试 | 0 / 0 | 2 | |
| 913 | 913 删除多余括号 | 0 / 0 | 2 | |
| 914 | 914 单词接龙 | 0 / 0 | 2 | |
| 915 | 915 友好数 | 3 / 4 | 2 | |
| 916 | 916 反置数 | 0 / 0 | 2 | |
| 917 | 917 和为T | 0 / 0 | 2 | |
| 918 | 918 回文数 | 3 / 36 | 2 | |
| 919 | 919 字串统计 | 0 / 0 | 2 | |
| 920 | 920 字符串的展开 | 0 / 0 | 2 | |
| 921 | 921 字符串编辑 | 0 / 1 | 2 | |
| 922 | 922 字符删除 | 0 / 0 | 2 | |
| 923 | 923 学做菜 | 0 / 0 | 2 | |
| 924 | 924 完数 | 2 / 4 | 2 | |
| 925 | 925 寂寞的数 | 0 / 0 | 2 | |
| 926 | 926 幂方分解 | 0 / 0 | 2 | |
| 927 | 927 开心的金明 | 2 / 3 | 2 | |
| 928 | 928 拦截导弹 | 0 / 0 | 2 | |
| 929 | 929 排列问题 | 0 / 0 | 2 | |
| 930 | 930 接水问题 | 0 / 0 | 2 | |
| 931 | 931 摆动序列 | 0 / 0 | 2 | |
| 932 | 932 数位分离 | 0 / 0 | 2 | |
| 933 | 933 数列 | 0 / 0 | 2 | |
| 934 | 934 数对 | 0 / 0 | 2 | |
| 935 | 935 数的划分 | 0 / 0 | 2 | |
| 936 | 936 数的统计 | 0 / 0 | 2 | |
| 937 | 937 数组查找及替换 | 0 / 0 | 2 | |
| 938 | 938 整数平均值 | 0 / 0 | 2 | |
| 939 | 939 整除问题 | 0 / 0 | 2 | |
| 940 | 940 斜率计算 | 0 / 0 | 2 | |
| 941 | 941 新生舞会 | 0 / 0 | 2 | |
| 943 | 943 [NOIP1999 提高组] 旅行家的预算 | 1 / 2 | 3 | |
| 945 | 945 星际交流 | 0 / 0 | 2 | |
| 946 | 946 暗恋 | 0 / 0 | 2 | |
| 947 | 947 最大体积 | 0 / 0 | 2 | |
| 948 | 948 最长字符串 | 1 / 1 | 2 | |
| 949 | 949 校门外的树 | 0 / 0 | 2 | |
| 950 | 950 比赛安排 | 0 / 0 | 2 | |
| 951 | 951 比较字符串 | 0 / 0 | 2 | |
| 952 | 952 水仙花 | 12 / 39 | 2 | |
| 953 | 953 求先序排列 | 0 / 0 | 2 | |
| 954 | 954 特殊的数字四十 | 0 / 0 | 2 | |
| 955 | 955 猴子分苹果 | 0 / 0 | 2 | |
| 956 | 956 王、后传说 | 0 / 0 | 2 | |
| 957 | 957 瓷砖铺放 | 0 / 0 | 2 | |
| 958 | 958 矩阵乘方 | 0 / 0 | 3 | |
| 959 | 959 矩阵加法 | 1 / 1 | 2 | |
| 960 | 960 确定元音字母位置 | 0 / 0 | 2 | |
| 961 | 961 筛选号码 | 0 / 0 | 2 | |
| 962 | 962 简单加法(基本型) | 0 / 0 | 2 | |
| 963 | 963 纪念品分组 | 3 / 9 | 2 | |
| 964 | 964 统计单词个数 | 0 / 0 | 2 |
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