Given n dice each with m faces, numbered from 1 to m, find the number of ways to get sum X. X is the summation of values on each face when all the dice are thrown.
Input: The first line of the input contains T denoting the number of test cases. First line of test case is faces 'm', number of throws 'n' and the sum to obtain 'x'.
Output: Number of ways to get sum 'x' are displayed.
1 <=T<= 100
1 <=m,n,x<= 50
6 3 12
10 8 25
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