Problem ID Title Solved/Submit Pass Rate
1763矩形覆盖
NOIP全国联赛提高 
2/2
100%
1777均分纸牌
NOIP全国联赛提高 
3/3
100%
1778字串变换
NOIP全国联赛提高 
0/2
0%
1779自由落体
NOIP全国联赛提高 
1/1
100%