摘要： Easier Done Than Said?Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3965Accepted Submission(s): 1999Problem DescriptionPassword security is a tricky thing. Users prefer simple passwords that are easy to remember (like buddy), but such passwords a 阅读全文

摘要： Biker's Trip OdometerTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2098Accepted Submission(s): 1410Problem DescriptionMost bicycle speedometers work by using a Hall Effect sensor fastened to the front fork of the bicycle. A magnet is attached 阅读全文

摘要： Average is not Fast Enough!Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2189Accepted Submission(s): 856Problem DescriptionA relay is a race for two or more teams of runners. Each member of a team runs one section of the race. Your task is to hel 阅读全文

摘要： Robot MotionTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3466Accepted Submission(s): 1608Problem DescriptionA robot has been programmed to follow the instructions in its path. Instructions for the next direction the robot is to move are laid dow 阅读全文

摘要： Candy Sharing GameTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1685Accepted Submission(s): 1045Problem DescriptionA number of students sit in a circle facing their teacher in the center. Each student initially has an even number of pieces of can 阅读全文

摘要： EdgeTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 886Accepted Submission(s): 576Problem DescriptionFor products that are wrapped in small packings it is necessary that the sheet of paper containing the directions for use is folded until its size 阅读全文

摘要： 各种水题啊。。。。A：#include<stdio.h>int main(){ int a,b; while(scanf("%d%d",&a,&b)!=EOF) { printf("%d\n",a+b); } return 0;} B：#include<stdio.h>int main(){ int T; int n; int ans; int t; scanf("%d",&T); while(T--) { ans=0; scanf("%d",&n); ... 阅读全文

摘要： I:地图的省钱计划查看提交统计提问时间限制:1000ms内存限制:65536kB描述百度地图有自己的一套坐标系（你可以把它看作一个笛卡尔坐标系），在这套坐标系里，一个标准单位为1km。而在这坐标系上针对地理信息进行标注的数据，大多数时候是通过购买的方式完成的。为了节约数据更新的成本，数据组里的鑫哥想出了一个好主意——自己测数据。鑫哥按照他的预想开始实验；在每组试验中，鑫哥选取了三个已经被准确标注在百度地图的坐标系里的移动运营商的基站作为信号接收点（这里可以准确的得到信号的接收时间信息）。当信号接收点附近的用户手机签到时，三个信号接收点就会先后接收到这个信号，并可以准确的知晓接收到信号的时间（将 阅读全文

摘要： Bungee JumpingTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 419Accepted Submission(s): 189Problem DescriptionOnce again, James Bond is fleeing from some evil people who want to see him dead. Fortunately, he has left a bungee rope on a nearby high 阅读全文

摘要： Delta-waveTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3200Accepted Submission(s): 1204Problem DescriptionA triangle field is numbered with successive integers in the way shown on the picture below. The traveller needs to go from the cell with n 阅读全文