#!/usr/bin/env bellos
# File: basic_math.bellos

# Demonstrating arithmetic operations

# Addition
result=$((5 + 3))
echo Addition: "5 + 3 =" $result

# Subtraction
result=$((10 - 4))
echo Subtraction: "10 - 4 =" $result

# Multiplication
result=$((6 * 7))
echo Multiplication: "6 * 7 =" $result

# Division
result=$((20 / 4))
echo Division: "20 / 4 =" $result

# Modulus
result=$((17 % 5))
echo Modulus: "17 % 5 =" $result

# Compound operation
result=$(( (10 + 5) * 2 ))
echo Compound: "(10 + 5) * 2 =" $result

# Using variables
a=7
b=3
result=$((a + b))
echo Variables: "$a + $b =" $result

# Increment
count=0
count=$((count + 1))
echo Increment: count after increment "=" $count

# Decrement
count=$((count - 1))
echo Decrement: count after decrement "=" $count

echo Basic math operations completed.