HackerRank - Arithmetic Operations

Problem:

A mathematical expression containing +,-,*,^, / and parenthesis will be provided. Read in the expression, then evaluate it. Display the result rounded to 3 decimal places.

# Input

• 5+50*3/20 + (19*2)/7
• -105+50*3/20 + (19^2)/7
• (-105.5*7+50*3)/20 + (19^2)/7

# Output

• 17.929
• -45.929
• 22.146

# Solution

            
    read expression
    printf "%.3f" $(echo $expression | bc -l)
    

Post:

• 2025-04 - Compute the Average;