removing problem statements

1 files changed, 389 insertions, 388 deletions

diff --git a/ANSI_C_Programming/chapter4.ipynb b/ANSI_C_Programming/chapter4.ipynb
index a3d738f1..3a15cce2 100644
--- a/ANSI_C_Programming/chapter4.ipynb
+++ b/ANSI_C_Programming/chapter4.ipynb
@@ -1,389 +1,390 @@
-{

- "metadata": {

-  "name": "chapter4.ipynb"

- },

- "nbformat": 3,

- "nbformat_minor": 0,

- "worksheets": [

-  {

-   "cells": [

-    {

-     "cell_type": "heading",

-     "level": 1,

-     "metadata": {},

-     "source": [

-      "CHAPTER 4: THE CASE CONTROL STRUCTURE"

-     ]

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:126"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Switch case statement using dictionary\n",

-      "i=2\n",

-      "def switch(i):\n",

-      "    return {True: 'I am in default\\n',                  #default case\n",

-      "            i==1: 'I am in case1\\n',\n",

-      "            i==2: 'I am in case2\\n',\n",

-      "            i==3: 'I am in case3\\n',\n",

-      "            }[True]\n",

-      "print switch(i)"

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "I am in case2\n",

-        "\n"

-       ]

-      }

-     ],

-     "prompt_number": 1

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:128"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Switch case using scrambled case order\n",

-      "i=22\n",

-      "def switch(i):\n",

-      "    return{True: 'I am in default\\n',\n",

-      "           i==121: 'I am in case 121\\n',\n",

-      "           i==7: 'I am in case 7\\n',\n",

-      "           i==22: 'I am in case 22\\n',\n",

-      "           }[True]\n",

-      "print switch(i)"

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "I am in case 22\n",

-        "\n"

-       ]

-      }

-     ],

-     "prompt_number": 2

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:128-129"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Switch case using char values in case\n",

-      "c='x'\n",

-      "def switch(c):\n",

-      "    return {True: 'I am in default\\n',\n",

-      "            c=='v': 'I am in case v\\n',\n",

-      "            c=='a': 'I am in case a\\n',\n",

-      "            c=='x': 'I am in case x\\n',\n",

-      "            }[True]\n",

-      "print switch(c)"

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "I am in case x\n",

-        "\n"

-       ]

-      }

-     ],

-     "prompt_number": 3

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:129-130"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Executing common set of statements for multiple cases\n",

-      "print \"Enter any one of the alphabets a,b,or c\"\n",

-      "ch=raw_input()\n",

-      "def casea():\n",

-      "    print \"\"\n",

-      "def caseb():\n",

-      "    print \"\"\n",

-      "def casec():\n",

-      "    print \"\"\n",

-      "def switch(ch):\n",

-      "    return {True: 'wish you knew what are alphabets\\n',\n",

-      "            ch=='a' or ch=='A': 'a as in ashar\\n',\n",

-      "            ch=='b' or ch=='B': 'b as in brain\\n',\n",

-      "            ch=='c' or ch=='C': 'c as in cookie\\n',\n",

-      "            }[True]\n",

-      "print switch(ch)"

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "Enter any one of the alphabets a,b,or c\n"

-       ]

-      },

-      {

-       "name": "stdout",

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "B\n"

-       ]

-      },

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "b as in brain\n",

-        "\n"

-       ]

-      }

-     ],

-     "prompt_number": 6

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:130"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Iniatialisation according to cases\n",

-      "print \"Enter value of i\"\n",

-      "i=eval(raw_input())\n",

-      "def switch(i):\n",

-      "    print \"Hello\\n\"                              #It's python,not C :)\n",

-      "    try:\n",

-      "        return {1: a,\n",

-      "                2: b,\n",

-      "                }[i]()\n",

-      "    except:\n",

-      "        print \"wrong choice\"                     #print message in default case\n",

-      "def a():\n",

-      "    j=10\n",

-      "    print j                                      #print j as 10 if i=1\n",

-      "def b():\n",

-      "    j=20 \n",

-      "    print j                                      #print j as 20 if i=2\n",

-      "switch(i)"

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "Enter value of i\n"

-       ]

-      },

-      {

-       "name": "stdout",

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "1\n"

-       ]

-      },

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "Hello\n",

-        "\n",

-        "10\n"

-       ]

-      }

-     ],

-     "prompt_number": 10

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:133"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Conditional printing of messages\n",

-      "import sys\n",

-      "print \"Enter the number of goals scored against india\"\n",

-      "goals=eval(raw_input())\n",

-      "if goals<=5:\n",

-      "    print \"To err is human!\\n\"\n",

-      "else:\n",

-      "    print \"About time soccer players learnt C\\n\"\n",

-      "    print \"and said goodbye! adieu! to soccer\\n\""

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "Enter the number of goals scored against india\n"

-       ]

-      },

-      {

-       "name": "stdout",

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "7\n"

-       ]

-      },

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "About time soccer players learnt C\n",

-        "\n",

-        "and said goodbye! adieu! to soccer\n",

-        "\n"

-       ]

-      }

-     ],

-     "prompt_number": 11

-    },

-    {

-     "cell_type": "heading",

-     "level": 2,

-     "metadata": {},

-     "source": [

-      "EXAMPLE ON PAGE:134-135"

-     ]

-    },

-    {

-     "cell_type": "code",

-     "collapsed": false,

-     "input": [

-      "#Program to conditional print of numbers\n",

-      "for i in range(1,4,1):\n",

-      "    for j in range(1,4,1):\n",

-      "        for k in range(1,4,1):\n",

-      "            if (i==3 and j==3 and k==3):\n",

-      "                print \"Out of the loop at last!\\n\"\n",

-      "            else:\n",

-      "                print \"%d %d %d\\n\" % (i,j,k)"

-     ],

-     "language": "python",

-     "metadata": {},

-     "outputs": [

-      {

-       "output_type": "stream",

-       "stream": "stdout",

-       "text": [

-        "1 1 1\n",

-        "\n",

-        "1 1 2\n",

-        "\n",

-        "1 1 3\n",

-        "\n",

-        "1 2 1\n",

-        "\n",

-        "1 2 2\n",

-        "\n",

-        "1 2 3\n",

-        "\n",

-        "1 3 1\n",

-        "\n",

-        "1 3 2\n",

-        "\n",

-        "1 3 3\n",

-        "\n",

-        "2 1 1\n",

-        "\n",

-        "2 1 2\n",

-        "\n",

-        "2 1 3\n",

-        "\n",

-        "2 2 1\n",

-        "\n",

-        "2 2 2\n",

-        "\n",

-        "2 2 3\n",

-        "\n",

-        "2 3 1\n",

-        "\n",

-        "2 3 2\n",

-        "\n",

-        "2 3 3\n",

-        "\n",

-        "3 1 1\n",

-        "\n",

-        "3 1 2\n",

-        "\n",

-        "3 1 3\n",

-        "\n",

-        "3 2 1\n",

-        "\n",

-        "3 2 2\n",

-        "\n",

-        "3 2 3\n",

-        "\n",

-        "3 3 1\n",

-        "\n",

-        "3 3 2\n",

-        "\n",

-        "Out of the loop at last!\n",

-        "\n"

-       ]

-      }

-     ],

-     "prompt_number": 12

-    }

-   ],

-   "metadata": {}

-  }

- ]

+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:c88e4872fc4418c2962652967a7ca0a93c345eb9f3bd38488ba817f74e5fc2eb"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "CHAPTER 4: THE CASE CONTROL STRUCTURE"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:126"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "i=2\n",
+      "def switch(i):\n",
+      "    return {True: 'I am in default\\n',                  #default case\n",
+      "            i==1: 'I am in case1\\n',\n",
+      "            i==2: 'I am in case2\\n',\n",
+      "            i==3: 'I am in case3\\n',\n",
+      "            }[True]\n",
+      "print switch(i)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "I am in case2\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:128"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "i=22\n",
+      "def switch(i):\n",
+      "    return{True: 'I am in default\\n',\n",
+      "           i==121: 'I am in case 121\\n',\n",
+      "           i==7: 'I am in case 7\\n',\n",
+      "           i==22: 'I am in case 22\\n',\n",
+      "           }[True]\n",
+      "print switch(i)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "I am in case 22\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 2
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:128-129"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "c='x'\n",
+      "def switch(c):\n",
+      "    return {True: 'I am in default\\n',\n",
+      "            c=='v': 'I am in case v\\n',\n",
+      "            c=='a': 'I am in case a\\n',\n",
+      "            c=='x': 'I am in case x\\n',\n",
+      "            }[True]\n",
+      "print switch(c)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "I am in case x\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:129-130"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "print \"Enter any one of the alphabets a,b,or c\"\n",
+      "ch=raw_input()\n",
+      "def casea():\n",
+      "    print \"\"\n",
+      "def caseb():\n",
+      "    print \"\"\n",
+      "def casec():\n",
+      "    print \"\"\n",
+      "def switch(ch):\n",
+      "    return {True: 'wish you knew what are alphabets\\n',\n",
+      "            ch=='a' or ch=='A': 'a as in ashar\\n',\n",
+      "            ch=='b' or ch=='B': 'b as in brain\\n',\n",
+      "            ch=='c' or ch=='C': 'c as in cookie\\n',\n",
+      "            }[True]\n",
+      "print switch(ch)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Enter any one of the alphabets a,b,or c\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "B\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "b as in brain\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 6
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:130"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "print \"Enter value of i\"\n",
+      "i=eval(raw_input())\n",
+      "def switch(i):\n",
+      "    print \"Hello\\n\"                              #It's python,not C :)\n",
+      "    try:\n",
+      "        return {1: a,\n",
+      "                2: b,\n",
+      "                }[i]()\n",
+      "    except:\n",
+      "        print \"wrong choice\"                     #print message in default case\n",
+      "def a():\n",
+      "    j=10\n",
+      "    print j                                      #print j as 10 if i=1\n",
+      "def b():\n",
+      "    j=20 \n",
+      "    print j                                      #print j as 20 if i=2\n",
+      "switch(i)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Enter value of i\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "1\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Hello\n",
+        "\n",
+        "10\n"
+       ]
+      }
+     ],
+     "prompt_number": 10
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:133"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "import sys\n",
+      "print \"Enter the number of goals scored against india\"\n",
+      "goals=eval(raw_input())\n",
+      "if goals<=5:\n",
+      "    print \"To err is human!\\n\"\n",
+      "else:\n",
+      "    print \"About time soccer players learnt C\\n\"\n",
+      "    print \"and said goodbye! adieu! to soccer\\n\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Enter the number of goals scored against india\n"
+       ]
+      },
+      {
+       "name": "stdout",
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "7\n"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "About time soccer players learnt C\n",
+        "\n",
+        "and said goodbye! adieu! to soccer\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 11
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "EXAMPLE ON PAGE:134-135"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      " \n",
+      "for i in range(1,4,1):\n",
+      "    for j in range(1,4,1):\n",
+      "        for k in range(1,4,1):\n",
+      "            if (i==3 and j==3 and k==3):\n",
+      "                print \"Out of the loop at last!\\n\"\n",
+      "            else:\n",
+      "                print \"%d %d %d\\n\" % (i,j,k)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "1 1 1\n",
+        "\n",
+        "1 1 2\n",
+        "\n",
+        "1 1 3\n",
+        "\n",
+        "1 2 1\n",
+        "\n",
+        "1 2 2\n",
+        "\n",
+        "1 2 3\n",
+        "\n",
+        "1 3 1\n",
+        "\n",
+        "1 3 2\n",
+        "\n",
+        "1 3 3\n",
+        "\n",
+        "2 1 1\n",
+        "\n",
+        "2 1 2\n",
+        "\n",
+        "2 1 3\n",
+        "\n",
+        "2 2 1\n",
+        "\n",
+        "2 2 2\n",
+        "\n",
+        "2 2 3\n",
+        "\n",
+        "2 3 1\n",
+        "\n",
+        "2 3 2\n",
+        "\n",
+        "2 3 3\n",
+        "\n",
+        "3 1 1\n",
+        "\n",
+        "3 1 2\n",
+        "\n",
+        "3 1 3\n",
+        "\n",
+        "3 2 1\n",
+        "\n",
+        "3 2 2\n",
+        "\n",
+        "3 2 3\n",
+        "\n",
+        "3 3 1\n",
+        "\n",
+        "3 3 2\n",
+        "\n",
+        "Out of the loop at last!\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 12
+    }
+   ],
+   "metadata": {}
+  }
+ ]
 }
\ No newline at end of file