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All in All Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 30743 Accepted: 12827 Description You have devised a new encryption technique wh 阅读全文
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Problem 2195 检查站点 Accept: 170 Submit: 418 Time Limit: 1000 mSec Memory Limit : 32768 KB Accept: 170 Submit: 418 Time Limit: 1000 mSec Memory Limit : 3 阅读全文
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Frequent values Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 15880 Accepted: 5778 Description You are given a sequence of n integers a1 阅读全文
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Apple Tree Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 23212 Accepted: 7050 Description There is an apple tree outside of kaka's house. 阅读全文
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Children of the Candy Corn Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 11939 Accepted: 5153 Description The cornfield maze is a popular 阅读全文
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A Knight's Journey Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 38205 Accepted: 12970 Description Background The knight is getting bored 阅读全文
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Stars Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 39786 Accepted: 17265 Description Astronomers often examine star maps where stars are 阅读全文
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Mobile phones Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 17421 Accepted: 8049 Description Suppose that the fourth generation mobile ph 阅读全文
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Leftmost Digit Problem Description Given a positive integer N, you should output the leftmost digit of N^N. Input The input contains several test case 阅读全文
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输入一个中缀表达式，要求输出计算的结果，保留到小数点后4为位。 表达式中的数均为非负数，可能为小数，不会出现-2，+2的情况，就是说不会有 1 + - 2、1 * -2、2*+2这样的情况。 数字为整数或者带小数的形式，如12、12.345. 符号定义如下： 加法 + ，减法 - ，乘法 * ，除法 阅读全文