// output of ./demo/arith/power-r2l-demo.cc: // Description: //% Right-to-left powering algorithm. arg 1: 2 == a [number to exponentiate] default=2 arg 2: 38 == e [exponent] default=38 e = 1..11. 0 2 2 1 4 2 1 16 64 0 256 64 0 65536 64 1 4294967296 274877906944 p=a**e = 274877906944