51nod-2499-不降的数字

Nice! 71 posts in total. Keep on posting.

2019

10-14

51nod-2499-不降的数字

10-14

51nod-2494-最长配对

10-14

51nod-2484-小b和排序

10-12

51nod-2462-铺设道路

10-12

51nod-1925-进制转换

10-12

51nod-1506-最小字典序

10-07

cf-591-div2

10-06

ucas 2小题

09-25

51nod-2206-低买高卖

09-24

51nod-1649-齐头并进