What is the value of the postfix expression of 1 3 8 6 7 + * - + ?Options-110-101-100100
Question
What is the value of the postfix expression of 1 3 8 6 7 + * - + ?Options-110-101-100100
Solution
The postfix expression is evaluated using a stack. Here are the steps:
- Push 1 onto the stack.
- Push 3 onto the stack.
- Push 8 onto the stack.
- Push 6 onto the stack.
- Push 7 onto the stack.
- Encounter '+', so pop 7 and 6 from the stack, add them together to get 13, and push the result back onto the stack.
- Encounter '*', so pop 13 and 8 from the stack, multiply them to get 104, and push the result back onto the stack.
- Encounter '-', so pop 104 and 3 from the stack, subtract 3 from 104 to get 101, and push the result back onto the stack.
- Encounter '+', so pop 101 and 1 from the stack, add them together to get 102, and push the result back onto the stack.
- The stack now contains the final result, which is 102.
So, the value of the postfix expression "1 3 8 6 7 + * - +" is 102. However, this option is not available in your list. Please check the expression or the options again.
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