Sum of All Permutations

Problem Number: 
12 914
Type of Problem: 
Single Output Problem
Problem Category: 
Volume 129 (12,900-12,999)
Input: 
Random Input
0
0
Critical Input: 
Random Input: 
29542 257 1 100000
Problem Description Link: 
https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=1…
Problem Id: 
12914