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testing4/postfix_test9.scala
author Christian Urban <urbanc@in.tum.de>
Sun, 03 Nov 2019 14:42:17 +0000
changeset 308 e86add5a6961
parent 300 72688efdf17c
permissions -rw-r--r--
updated

import CW9b._


assert(syard(split("3 + 4 * ( 2 - 1 )")) == List("3", "4", "2", "1", "-", "*", "+"))
assert(syard(split("( ( ( 3 ) ) + ( ( 4 + ( 5 ) ) ) )")) == List("3", "4", "5", "+", "+"))
assert(syard(split("5 + 7 / 2")) == List("5", "7", "2", "/", "+"))
assert(syard(split("5 * 7 / 2")) == List("5", "7", "*", "2", "/"))
assert(syard(split("3 + 4 * 8 / ( 5 - 1 ) ^ 2 ^ 3")) == List("3", "4", "8", "*", "5", "1", "-", "2", "3", "^", "^", "/", "+"))



assert(compute(syard(split("3 + 4 * ( 2 - 1 )"))) == 7)
assert(compute(syard(split("10 + 12 * 33"))) == 406)
assert(compute(syard(split("( 5 + 7 ) * 2"))) == 24)
assert(compute(syard(split("5 + 7 / 2"))) == 8)
assert(compute(syard(split("5 * 7 / 2"))) == 17)
assert(compute(syard(split("9 + 24 / ( 7 - 3 )"))) == 15)
assert(compute(syard(split("4 ^ 3 ^ 2"))) == 262144)
assert(compute(syard(split("4 ^ ( 3 ^ 2 )"))) == 262144)
assert(compute(syard(split("( 4 ^ 3 ) ^ 2"))) == 4096)
assert(compute(syard(split("( 3 + 1 ) ^ 2 ^ 3"))) == 65536)
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