Evaluation of Postfix Expression
Example 3:
Evaluate the following Postfix Expression: 623+-382/+*2$3+
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Symb
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Operand1
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Operand2
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Value
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Operand
Stack
|
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6
|
|
|
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6
|
|
2
|
|
|
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6, 2
|
|
3
|
|
|
|
6, 2, 3
|
|
+
|
2
|
3
|
5
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6, 5
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|
-
|
6
|
5
|
1
|
1
|
|
3
|
|
|
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1, 3
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|
8
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|
|
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1, 3, 8
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2
|
|
|
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1, 3, 8, 2
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|
/
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8
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2
|
4
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1, 3, 4
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|
+
|
3
|
4
|
7
|
1, 7
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|
*
|
1
|
7
|
7
|
7
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2
|
|
|
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7, 2
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$
|
7
|
2
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49
|
49
|
|
3
|
|
|
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49, 3
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+
|
49
|
3
|
52
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52 (Result)
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