/* Running examples:

$ ./a.out 
Enter coefficients: 1 2 3
p(x) = 1+2*x+3*x^2
Enter values of x to evaluate: 1 2 3
p(1) = 6
p(2) = 17
p(3) = 34

$ ./a.out 
Enter coefficients: 1 0 1
p(x) = 1+0*x+1*x^2
Enter values of x to evaluate: 0 1 2 3 4
p(0) = 1
p(1) = 2
p(2) = 5
p(3) = 10
p(4) = 17

$ ./a.out 
Enter coefficients: 1 1 1 1 1 1 1
p(x) = 1+1*x+1*x^2+1*x^3+1*x^4+1*x^5+1*x^6
Enter values of x to evaluate: 0 1 2
p(0) = 1
p(1) = 7
p(2) = 127

$ ./a.out 
Enter coefficients: 10
p(x) = 10
Enter values of x to evaluate: 0 1 2 3 4 5 6 7 8 9
p(0) = 10
p(1) = 10
p(2) = 10
p(3) = 10
p(4) = 10
p(5) = 10
p(6) = 10
p(7) = 10
p(8) = 10
p(9) = 10

*/