equal
  deleted
  inserted
  replaced
  
    
    
         | 
     1 import CW9b._  | 
         | 
     2   | 
     1   | 
     3   | 
     2 assert(syard(split("3 + 4 * ( 2 - 1 )")) == List("3", "4", "2", "1", "-", "*", "+")) | 
     4 assert(syard(split("3 + 4 * ( 2 - 1 )")) == List("3", "4", "2", "1", "-", "*", "+")) | 
     3 assert(syard(split("( ( ( 3 ) ) + ( ( 4 + ( 5 ) ) ) )")) == List("3", "4", "5", "+", "+")) | 
     5 assert(syard(split("( ( ( 3 ) ) + ( ( 4 + ( 5 ) ) ) )")) == List("3", "4", "5", "+", "+")) | 
     4 assert(syard(split("5 + 7 / 2")) == List("5", "7", "2", "/", "+")) | 
     6 assert(syard(split("5 + 7 / 2")) == List("5", "7", "2", "/", "+")) | 
     5 assert(syard(split("5 * 7 / 2")) == List("5", "7", "*", "2", "/")) | 
     7 assert(syard(split("5 * 7 / 2")) == List("5", "7", "*", "2", "/")) |