AYZXX的博客

畅通工程续 Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 53566    Accepted Submission(s): 20011 Problem Description 某省自从实行了很多年的畅通工程计划后

You have just moved from a quiet Waterloo neighbourhood to a big, noisy city. Instead of getting to ride your bike to school every day, you now get to walk and take the subway. Because you don't want

How far away ？ Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 17281    Accepted Submission(s): 6662 Problem Description There are