1 import CW8b._

     2 

     3 

     4 assert(syard(split("3 + 4 * ( 2 - 1 )")) == List("3", "4", "2", "1", "-", "*", "+"))

     5 assert(syard(split("( ( ( 3 ) ) + ( ( 4 + ( 5 ) ) ) )")) == List("3", "4", "5", "+", "+"))

     6 assert(syard(split("5 + 7 / 2")) == List("5", "7", "2", "/", "+"))

     7 assert(syard(split("5 * 7 / 2")) == List("5", "7", "*", "2", "/"))

     8 assert(syard(split("3 + 4 * 8 / ( 5 - 1 ) ^ 2 ^ 3")) == List("3", "4", "8", "*", "5", "1", "-", "2", "3", "^", "^", "/", "+"))

     9 

    10 

    11 

    12 assert(compute(syard(split("3 + 4 * ( 2 - 1 )"))) == 7)

    13 assert(compute(syard(split("10 + 12 * 33"))) == 406)

    14 assert(compute(syard(split("( 5 + 7 ) * 2"))) == 24)

    15 assert(compute(syard(split("5 + 7 / 2"))) == 8)

    16 assert(compute(syard(split("5 * 7 / 2"))) == 17)

    17 assert(compute(syard(split("9 + 24 / ( 7 - 3 )"))) == 15)

    18 assert(compute(syard(split("4 ^ 3 ^ 2"))) == 262144)

    19 assert(compute(syard(split("4 ^ ( 3 ^ 2 )"))) == 262144)

    20 assert(compute(syard(split("( 4 ^ 3 ) ^ 2"))) == 4096)

    21 assert(compute(syard(split("( 3 + 1 ) ^ 2 ^ 3"))) == 65536)