Do not calculate the quadratic power of 4 + 4 + the cubic power of 4 + the quartic power of 4 + +A number to the 50th power of 4 Help to solve this problem. In addition, how to square it

Do not calculate the quadratic power of 4 + 4 + the cubic power of 4 + the quartic power of 4 + +A number to the 50th power of 4 Help to solve this problem. In addition, how to square it

The number of digits is:
4,6,4,6.
4,6 cycles
4+6=10
As long as the number is even, the number of bits of sum is 0
So in this question, the one digit number is 0
A & sup2;, square, you can type "Pingfang" in Sogou Pinyin