问题 1072 青蛙爬井

Solved: 4775 Solved
Challenged: 6105 Submits
答案正确: 4775
格式错误: 5
答案错误: 927
时间超限: 84
输出超限: 3
运行时错误: 12
编译失败: 299

#	RunID	UserID	Memory	Time	Language	Submit Time