2. Operators and expressions.ipynb

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    "# Operators and expressions"
   ]
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   "source": [
    "![](images/expression.jpg)"
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    "## 1. Arithmetic operators\n",
    "\n",
    "| Symbol | Task Performed |\n",
    "|----|---|\n",
    "| +  | Addition |\n",
    "| -  | Subtraction |\n",
    "| /  | division |\n",
    "| %  | mod |\n",
    "| *  | multiplication |\n",
    "| //  | floor division |\n",
    "| **  | to the power of |"
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    "2 ** 5"
   ]
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   "source": [
    "pow(2, 5)"
   ]
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    "## 2. Comparison operators\n",
    "\n",
    "| Symbol | Task Performed |\n",
    "|----|---|\n",
    "| == | True, if it is equal |\n",
    "| !=  | True, if not equal to |\n",
    "| < | less than |\n",
    "| > | greater than |\n",
    "| <=  | less than or equal to |\n",
    "| >=  | greater than or equal to |"
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    "5 <= 5"
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   "source": [
    "\"k\" < \"jatin\""
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    "## 3. Assignment operators\n",
    "\n",
    "## = , += , -= , &ast;= , /= , %= , &ast;&ast;="
   ]
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   "source": [
    "a = 10"
   ]
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   "source": [
    "a += 10"
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    "a **= 2"
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    "a"
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   "source": [
    "a++"
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   "source": [
    "## 4. Logical operators\n",
    "\n",
    "### not , and , or "
   ]
  },
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   "source": [
    "### Short circuiting"
   ]
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    "True and False"
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    "0 and []"
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   "source": [
    "level_1_complete() and level_2_complete() and chicken_dinner()"
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    "### Challenges:\n",
    "- [ Arithmetic Operators](https://www.hackerrank.com/challenges/python-arithmetic-operators)\n",
    "\n",
    "- [Division](https://www.hackerrank.com/challenges/python-division)\n",
    "\n",
    "- Write a python program to find area and perimeter of a rectangle of given length and breadth."
   ]
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   "source": [
    "![](images/math_is_fun.jpg)"
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