1183: 判断前n项和是否大于10000

Memory Limit:32 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:59 Solved:41

Description

计算s=1+2+3+...+n,当n最小为多少时,和s的值会超过10000? 

Input

无输入数据

Output

输出一个整数n

Sample Output Copy

141

Source/Category