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| author | kinitrupti | 2015-10-15 17:40:30 +0530 |
|---|---|---|
| committer | kinitrupti | 2015-10-15 17:40:30 +0530 |
| commit | 8e4f9ec414f553746330423a974684bbac2163a8 (patch) | |
| tree | 7d91d4997a3962c3ad62355ad369f7b6b7738ddb /Schaum's_Outline/ch9.ipynb | |
| parent | 79c8f29f70cc014d5fd8b9900d3c19309134bc1d (diff) | |
| download | Python-Textbook-Companions-8e4f9ec414f553746330423a974684bbac2163a8.tar.gz Python-Textbook-Companions-8e4f9ec414f553746330423a974684bbac2163a8.tar.bz2 Python-Textbook-Companions-8e4f9ec414f553746330423a974684bbac2163a8.zip | |
solved errors
Diffstat (limited to 'Schaum's_Outline/ch9.ipynb')
| -rwxr-xr-x | Schaum's_Outline/ch9.ipynb | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/Schaum's_Outline/ch9.ipynb b/Schaum's_Outline/ch9.ipynb new file mode 100755 index 00000000..d8416ec9 --- /dev/null +++ b/Schaum's_Outline/ch9.ipynb @@ -0,0 +1,444 @@ +{
+ "metadata": {
+ "name": "ch9"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 9: Standard C++ strings"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 9.2, Page no: 214"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "\n",
+ "\n",
+ "while True:\n",
+ " try:\n",
+ " n = int(raw_input())\n",
+ " print \"n = \" , n \n",
+ " except:\n",
+ " break"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "46\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "n = 46\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "22\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "n = 22\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "44\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "n = 44\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "66\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "n = 66\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "88\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "n = 88\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "33,\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 9.4, Page no: 215"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "\n",
+ "\n",
+ "king = [] # defines king to be an array \n",
+ "n=0\n",
+ "while True:\n",
+ " name = raw_input()\n",
+ " if len(name) < 1:\n",
+ " break\n",
+ " king.append(name)\n",
+ " n += 1\n",
+ "# now n == the number of names read\n",
+ "for i in range(n):\n",
+ " print '\\t' , i+1 , \". \" , king[i] "
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Kenneth II (971-995)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Constantine III (995-997)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Kenneth III (997-1005)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Malcolm II (1005-1034)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Duncan I (1034-1040)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Macbeth (1040-1057)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Lulach (1057-1058)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Malcolm III (1058-1093)\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\t1 . Kenneth II (971-995)\n",
+ "\t2 . Constantine III (995-997)\n",
+ "\t3 . Kenneth III (997-1005)\n",
+ "\t4 . Malcolm II (1005-1034)\n",
+ "\t5 . Duncan I (1034-1040)\n",
+ "\t6 . Macbeth (1040-1057)\n",
+ "\t7 . Lulach (1057-1058)\n",
+ "\t8 . Malcolm III (1058-1093)\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 9.6, Page no: 217"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "'''\n",
+ "Note : you need input.txt in same directory for the program to run without any errors.\n",
+ "'''\n",
+ "\n",
+ "infile = open(\"input.txt\",\"r\")\n",
+ "outfile = open(\"output.txt\",\"w\")\n",
+ "\n",
+ "for i in infile:\n",
+ " s = i.title()\n",
+ " outfile.write(s)\n",
+ "\n",
+ "infile.close()\n",
+ "outfile.close()"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "ename": "IOError",
+ "evalue": "[Errno 2] No such file or directory: 'input.txt'",
+ "output_type": "pyerr",
+ "traceback": [
+ "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mIOError\u001b[0m Traceback (most recent call last)",
+ "\u001b[1;32m<ipython-input-3-60ee428ecf4c>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[0;32m 5\u001b[0m '''\n\u001b[0;32m 6\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 7\u001b[1;33m \u001b[0minfile\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"input.txt\"\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m\"r\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 8\u001b[0m \u001b[0moutfile\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"output.txt\"\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m\"w\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 9\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n",
+ "\u001b[1;31mIOError\u001b[0m: [Errno 2] No such file or directory: 'input.txt'"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 9.7, Page no: 218"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "'''Note: You need the files - north.dat, south.dat, combined.dat in the same directory for the program to run without any errors'''\n",
+ "\n",
+ "fin1 = open(\"north.dat\",\"r\")\n",
+ "fin2 = open(\"south.dat\",\"r\")\n",
+ "fout = open(\"combined.dat\",\"w\")\n",
+ "\n",
+ "file1 = []\n",
+ "file2 = []\n",
+ "for i in fin1:\n",
+ " try:\n",
+ " s = i.split(\" \")\n",
+ " for j in s:\n",
+ " file1.append(int(j))\n",
+ " except:\n",
+ " continue\n",
+ " \n",
+ "for i in fin2:\n",
+ " try:\n",
+ " s = i.split(\" \")\n",
+ " for j in s:\n",
+ " file2.append(int(j))\n",
+ " except:\n",
+ " continue\n",
+ "\n",
+ "\n",
+ "for i in sorted(file1 + file2):\n",
+ " fout.write(str(i) + \" \")\n",
+ "\n",
+ "fin1.close()\n",
+ "fin2.close()\n",
+ "fout.close()"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "ename": "IOError",
+ "evalue": "[Errno 2] No such file or directory: 'north.dat'",
+ "output_type": "pyerr",
+ "traceback": [
+ "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mIOError\u001b[0m Traceback (most recent call last)",
+ "\u001b[1;32m<ipython-input-4-e14718f30215>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[0;32m 3\u001b[0m '''\n\u001b[0;32m 4\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 5\u001b[1;33m \u001b[0mfin1\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"north.dat\"\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m\"r\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 6\u001b[0m \u001b[0mfin2\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"south.dat\"\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m\"r\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 7\u001b[0m \u001b[0mfout\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"combined.dat\"\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m\"w\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
+ "\u001b[1;31mIOError\u001b[0m: [Errno 2] No such file or directory: 'north.dat'"
+ ]
+ }
+ ],
+ "prompt_number": 4
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 9.8, Page no: 219"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "\n",
+ "\n",
+ "def print_(oss):\n",
+ " print 'oss.str() = \"' , str(oss) , '\"'\n",
+ "\n",
+ "s=\"ABCDEFG\"\n",
+ "n=33\n",
+ "x=2.718\n",
+ "l = ''\n",
+ "print_(l)\n",
+ "l += s\n",
+ "print_(l)\n",
+ "l += ( \" \" + str(n) )\n",
+ "print_(l)\n",
+ "l += ( \" \" + str(x) )\n",
+ "print_(l)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "oss.str() = \" \"\n",
+ "oss.str() = \" ABCDEFG \"\n",
+ "oss.str() = \" ABCDEFG 33 \"\n",
+ "oss.str() = \" ABCDEFG 33 2.718 \"\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 9.9, Page no: 220"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "\n",
+ "\n",
+ "def print_(iss,s='',n=0,x=0.0):\n",
+ " print 's = \"' , s , '\", n = ' , n , \", x = \" , x, ', iss.str() = \"' \\\n",
+ " , iss , '\"' \n",
+ "\n",
+ "s=\"\"\n",
+ "n=0\n",
+ "x=0.0\n",
+ "l = ''\n",
+ "iss = \"ABCDEFG 44 3.14\"\n",
+ "print_(iss)\n",
+ "s = \"ABCDEFG\"\n",
+ "print_(iss,s)\n",
+ "n = 44\n",
+ "print_(iss,s,n)\n",
+ "x = 3.14\n",
+ "print_(iss,s,n,x)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "s = \" \", n = 0 , x = 0.0 , iss.str() = \" ABCDEFG 44 3.14 \"\n",
+ "s = \" ABCDEFG \", n = 0 , x = 0.0 , iss.str() = \" ABCDEFG 44 3.14 \"\n",
+ "s = \" ABCDEFG \", n = 44 , x = 0.0 , iss.str() = \" ABCDEFG 44 3.14 \"\n",
+ "s = \" ABCDEFG \", n = 44 , x = 3.14 , iss.str() = \" ABCDEFG 44 3.14 \"\n"
+ ]
+ }
+ ],
+ "prompt_number": 6
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
\ No newline at end of file |