<?xml version="1.0" encoding="UTF-8"?><out>
     This is for testing the Euler constant to the power of 5:
     148.41315910257663
     This is for testing the Euler constant to the power of 0:
     1
     This is for testing the Euler constant to the power of -3:
     0.04978706836786393
     This is for testing the Euler constant to the power of NaN:
     NaN
     This is testing Euler constant to the power of 5223849703457:
     Infinity
     This is testing Euler constant to the power of NaN: