Brij Raj Kishore

### Questions (18)

 2 Number of non negative integral solutions involving exponents 2 Efficient Method to find funsum$(n) \pmod m$ where funsum$(n)= 0^0 + 1^1 + 2^2 + … n^n$ 1 Number of way in a permutation where inversion count is equal to some (given below) value 1 Which one is asymptotically larger? $100n+\log n$ Or $n+(\log n)^2$ 1 Express a number as sum of consecutive numbers (not number of ways it can be expressed)

### Reputation (220)

 +5 Number of way in a permutation where inversion count is equal to some (given below) value +10 Number of non negative integral solutions involving exponents +3 Solve recurrence relation $a_n = 3 a_{n - 3} + a_{n-1} + 2 n$ +5 Prerequisites for “A Classical Introduction to Modern Number Theory” by Rosen and Ireland

 2 What is the largest number, $x$, which when divided by $22$ has quotient equal to remainder? 1 How many times are the hands of a clock at $90$ degrees. 0 Discrete Math Quick Regular Expression question! 0 Permutation & Combination Arrangements Of Groups Of Similar Items Answer Is Not Satifactory

### Tags (27)

 2 elementary-number-theory × 3 0 combinations × 5 2 contest-math 0 combinatorics × 5 1 puzzle 0 recurrence-relations × 4 1 geometry 0 number-theory × 2 0 permutations × 5 0 summation × 2