hoge

#include <iostream>
#include <utility>
using namespace std;
int hoge(int a, int b) {
  int sum = 0;
  if (a > b) swap(a, b);
  for (int i = a; i <= b; i++) {
    int mul = 1;
    for (int j = 0; j < i; j++) mul *= i;
    sum += mul;
  }
  return sum;
}
int main() {
  cout << hoge(2, 5) << endl;
  cout << hoge(5, 2) << endl;
  return 0;
}