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Diffstat (limited to 'ANSI_C_Programming/chapter9.ipynb')
| -rw-r--r-- | ANSI_C_Programming/chapter9.ipynb | 958 |
1 files changed, 958 insertions, 0 deletions
diff --git a/ANSI_C_Programming/chapter9.ipynb b/ANSI_C_Programming/chapter9.ipynb new file mode 100644 index 00000000..43e1d355 --- /dev/null +++ b/ANSI_C_Programming/chapter9.ipynb @@ -0,0 +1,958 @@ +{
+ "metadata": {
+ "name": "chapter9.ipynb"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "CHAPTER 9: PUPPETTING ON STRINGS"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:311"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Program to demonstrate printing of a string\n",
+ "name=\"Klinsman\"\n",
+ "i=0\n",
+ "while i<=7:\n",
+ " print \"%c\" % (name[i]), #method of printing without line feed\n",
+ " i+=1\n",
+ "print \"\\n\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "K l i n s m a n \n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 4
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:311-312"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#printing a string stored in 1-D array\n",
+ "name=\"Klinsman \"\n",
+ "i=0\n",
+ "while name[i]!=' ':\n",
+ " print \"%c\" % (name[i]), \n",
+ " i+=1\n",
+ "print \"\\n\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ " K l i n s m a n \n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 14
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:312"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Program to demonstrate printing of a string\n",
+ "name=\"Klinsman \"\n",
+ "ptr=[]\n",
+ "ptr=name #store base address of string\n",
+ "i=0\n",
+ "while name[i]!=' ':\n",
+ " print \"%c\" % (ptr[i]), \n",
+ " i+=1\n",
+ "print \"\\n\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "K l i n s m a n \n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 18
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:313"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#printing a string\n",
+ "name=\"Klinsman\"\n",
+ "print \"%s\" % (name)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Klinsman\n"
+ ]
+ }
+ ],
+ "prompt_number": 19
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:313"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#storing & printing a string\n",
+ "print \"Enter your name\"\n",
+ "name=raw_input()\n",
+ "print \"Hello %s!\\n\" % (name)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter your name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Debashish\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Hello Debashish!\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 20
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:314"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#storing & printing a string\n",
+ "print \"Enter your full name:\"\n",
+ "name=raw_input()\n",
+ "print \"Hello!\"\n",
+ "print name"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter your full name:\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Debashish Roy\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Hello!\n",
+ "Debashish Roy\n"
+ ]
+ }
+ ],
+ "prompt_number": 21
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:315"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Dynamic variables in python\n",
+ "str1=\"Hello\"\n",
+ "s=\"Good Morning\"\n",
+ "str2=str1 #No error in Python since all variables are by default pointers\n",
+ "q=s"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [],
+ "prompt_number": 6
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:316"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Dynamic allocation in python\n",
+ "str1=\"Hello\"\n",
+ "p=\"Hello\"\n",
+ "str1=\"Bye\" #No error in python\n",
+ "p=\"Bye\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:317"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#to count number of characters in an array\n",
+ "arr=\"Bamboozled\"\n",
+ "len1=len(arr) #return length of string\n",
+ "len2=len(\"Humpty Dumpty\")\n",
+ "print \"string=%s length=%d\\n\" % (arr,len1)\n",
+ "print \"string=%s length=%d\\n\" % (\"Humpty Dumpty\",len2)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "string=Bamboozled length=10\n",
+ "\n",
+ "string=Humpty Dumpty length=13\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 22
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:317-318"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#A look-alike of the function strlen()\n",
+ "def xstrlen(s):\n",
+ " length=0\n",
+ " for item in s:\n",
+ " if s!=\"\\0\":\n",
+ " length+=1\n",
+ " return length\n",
+ "arr=\"Bamboozled\"\n",
+ "len1=xstrlen(arr) \n",
+ "len2=xstrlen(\"Humpty Dumpty\")\n",
+ "print \"string=%s length=%d\\n\" % (arr,len1)\n",
+ "print \"string=%s length=%d\\n\" % (\"Humpty dumpty\",len2)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "string=Bamboozled length=10\n",
+ "\n",
+ "string=Humpty dumpty length=13\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 23
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:319"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Copying one string into another\n",
+ "import copy\n",
+ "source=\"Sayonara\"\n",
+ "target=copy.copy(source) #copy string\n",
+ "print \"source string=%s\\n\" % (source)\n",
+ "print \"target string=%s\\n\" % (target)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "source string=Sayonara\n",
+ "\n",
+ "target string=Sayonara\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 24
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:319-320"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#A look-alike of the function strcpy()\n",
+ "def xstrcpy(t,s):\n",
+ " t=\"\\0\"\n",
+ " for item in s:\n",
+ " t=t+str(item)\n",
+ " return t\n",
+ "source=\"Sayonara\"\n",
+ "target=[]\n",
+ "target=xstrcpy(target,source)\n",
+ "print \"source string=%s\\n\" % (source)\n",
+ "print \"target string=%s\\n\" % (target)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "source string=Sayonara\n",
+ "\n",
+ "target string=\u0000Sayonara\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 25
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:321"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#print area of circle\n",
+ "pi=3.14\n",
+ "print \"Enter radius of circle\"\n",
+ "r=eval(raw_input())\n",
+ "a=pi*r*r\n",
+ "print \"Area of circle=%f\\n\" % (a)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter radius of circle\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "3\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Area of circle=28.260000\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 26
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:322"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Concatenating two strings\n",
+ "source=\"Folks!\"\n",
+ "target=\"Hello\"\n",
+ "target=target+source\n",
+ "print \"source string=%s\\n\" % (source)\n",
+ "print \"target string=%s\\n\" % (target)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "source string=Folks!\n",
+ "\n",
+ "target string=HelloFolks!\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 27
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:322-323"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Comparing two strings\n",
+ "string1=\"Jerry\"\n",
+ "string2=\"Ferry\"\n",
+ "i=cmp(string1,\"Jerry\")\n",
+ "j=cmp(string1,string2)\n",
+ "k=cmp(string1,\"Jerry boy\")\n",
+ "print \"%d %d %d\\n\" % (i,j,k)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "0 1 -1\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 29
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:323-324"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Application of 2-D araay of characters\n",
+ "def FOUND():\n",
+ " return 1\n",
+ "def NOTFOUND():\n",
+ " return 0\n",
+ "masterlist=[\"akshay\",\"parag\",\"raman\",\"srinivas\",\"gopal\",\"rajesh\"]\n",
+ "print \"Enter your name\"\n",
+ "yourname=raw_input()\n",
+ "flag=NOTFOUND()\n",
+ "for i in range(0,6,1):\n",
+ " a=cmp(masterlist[i],yourname)\n",
+ " if a==0:\n",
+ " print \"Welcome,you can enter the palace\\n\"\n",
+ " flag=FOUND()\n",
+ " break\n",
+ "if flag==NOTFOUND():\n",
+ " print \"Sorry,you are a trespasser\\n\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter your name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "gopal\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Welcome,you can enter the palace\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 51
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:327"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Exchange names using 2-D array of characters\n",
+ "names=[\"akshay\",\"parag\",\"raman\",\"srinivas\",\"gopal\",\"rajesh\"]\n",
+ "names = map(bytearray, names)\n",
+ "print \"Original:%s %s\\n\" % (names[2],names[3])\n",
+ "s = sorted((names[2], names[3]), key=len)\n",
+ "for i in range(len(s[1])):\n",
+ " try:\n",
+ " t=s[0][i]\n",
+ " s[0][i]=s[1][i]\n",
+ " s[1][i]=t\n",
+ " except IndexError:\n",
+ " for _ in range(i, len(s[1])):\n",
+ " #remove the items from the longer string to and append them to the shorter one.\n",
+ " s[0].append(s[1].pop(i)) \n",
+ "print \"New:%s %s\\n\" % (names[2],names[3])"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Original:raman srinivas\n",
+ "\n",
+ "New:srinivas raman\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 46
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE-328"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Exchange names using 2-D array of characters\n",
+ "names=[\"akshay\",\"parag\",\"raman\",\"srinivas\",\"gopal\",\"rajesh\"]\n",
+ "print \"Original:%s %s\\n\" % (names[2],names[3])\n",
+ "t=names[2]\n",
+ "names[2]=names[3]\n",
+ "names[3]=t\n",
+ "print \"New:%s %s\\n\" % (names[2],names[3])"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Original:raman srinivas\n",
+ "\n",
+ "New:srinivas raman\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 48
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:329"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Storing elements in an array\n",
+ "names=[]\n",
+ "for i in range(6):\n",
+ " names.append(\"\\0\") \n",
+ "for i in range(0,6,1):\n",
+ " print \"Enter name\"\n",
+ " names[i]=raw_input()"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "RAM\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "GOPAL\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "PANDEY\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "GOPU\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "CHOTU\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "RADHEY\n"
+ ]
+ }
+ ],
+ "prompt_number": 50
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "EXAMPLE ON PAGE:329-330"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Dynamic memory allocation of variables\n",
+ "#No need of malloc func. in python as by default it's dynamic\n",
+ "names=[]\n",
+ "for i in range(0,6):\n",
+ " names.append('\\0')\n",
+ "for i in range(0,6,1):\n",
+ " print \"Enter name\"\n",
+ " n=raw_input()\n",
+ " length=len(n)\n",
+ " import copy\n",
+ " p=copy.copy(n)\n",
+ " names[i]=p\n",
+ "for i in range(0,6,1):\n",
+ " print \"%s\\n\" % (names[i])"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "MUKUT\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "BIHARI\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "PANDEY\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "MADHUBALA\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "PANDEY\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter name\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "SUNITA\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "MUKUT\n",
+ "\n",
+ "BIHARI\n",
+ "\n",
+ "PANDEY\n",
+ "\n",
+ "MADHUBALA\n",
+ "\n",
+ "PANDEY\n",
+ "\n",
+ "SUNITA\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
\ No newline at end of file |