Problem C: Q29-2 计算结果

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:70 Solved:31

Description

求1x2+2x3+3x4+4x5+···+100x101的和是多少?

Input

Output

输出计算结果

Sample Input Copy

Sample Output Copy

343400