{ "metadata": { "name": "" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "heading", "level": 1, "metadata": {}, "source": [ "Chapter 9: Functions in C" ] }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 1, Page Number: FNC-5" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def fact(k):\n", " p = 1\n", " for i in range(1,k+1):\n", " p = p * i\n", " return p\n", "\n", "n = int(raw_input(\"\\nEnter value to n and r : \"))\n", "r = int(raw_input(\"\"))\n", "\n", "ncr = fact(n)/ (fact(r)*fact(n-r))\n", "\n", "print \"\\nValue of nCr = \",ncr" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter value to n and r : 5\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Value of nCr = 10\n" ] } ], "prompt_number": 1 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 2, Page Number: FNC-6" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def big(a,b,c):\n", " if a > b:\n", " if a > c:\n", " return a\n", " else:\n", " return c\n", " else:\n", " if b > c:\n", " return b\n", " else:\n", " return c\n", " \n", "t1 = int(raw_input(\"\\nEnter three test scores : \"))\n", "t2 = int(raw_input(\"\"))\n", "t3 = int(raw_input(\"\"))\n", "\n", "a1 = int(raw_input(\"\\nEnter three assignment scores : \"))\n", "a2 = int(raw_input(\"\"))\n", "a3 = int(raw_input(\"\"))\n", "\n", "total = big(t1,t2,t3) + big(a1,a2,a3)\n", "\n", "print \"\\nTotal marks = \",total" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter three test scores : 62\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "70\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "58\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter three assignment scores : 17\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "21\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "23\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Total marks = 93\n" ] } ], "prompt_number": 2 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 3, Page Number: FNC-8" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "def cosine(x):\n", " x = x * 3.14/180\n", " \n", " s = 0\n", " term = 1\n", " i = 0\n", " \n", " for k in range(1,15+1):\n", " s = s + term\n", " term = term*x*x*(-1)/((i+1)*(i+2))\n", " i = i + 2\n", " return s\n", "\n", "x = 0\n", "print \"\\n------------------------------------\"\n", "print \" x in degrees cos(x) \"\n", "print \"------------------------------------\"\n", "\n", "while x <= 180:\n", " sys.stdout.write(\"\\n\\t%6.0f %6.2f\"%(x,cosine(x)))\n", " x = x + 30\n", " \n", "print \"\\n------------------------------------\"" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "\n", "------------------------------------\n", " x in degrees cos(x) \n", "------------------------------------\n", "\n", "\t 0 1.00\n", "\t 30 0.87\n", "\t 60 0.50\n", "\t 90 0.00\n", "\t 120 -0.50\n", "\t 150 -0.87\n", "\t 180 -1.00\n", "------------------------------------\n" ] } ], "prompt_number": 5 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 4, Page Number: FNC-9" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def gcd(x,y):\n", " if x >= y:\n", " nr = x\n", " dr = y\n", " else:\n", " nr = y\n", " dr = x\n", " r = nr % dr\n", " while r != 0:\n", " nr = dr\n", " dr = r\n", " r = nr % dr\n", " \n", " return dr\n", "\n", "a = int(raw_input(\"\\nEnter three integers : \"))\n", "b = int(raw_input(\"\"))\n", "c = int(raw_input(\"\"))\n", "\n", "d1 = gcd(a,b)\n", "d2 = gcd(a,c)\n", "d3 = gcd(b,c)\n", "\n", "if d1 == d2:\n", " if d1 == d3:\n", " print \"\\nGreatest common divisor is \",d1\n", " else:\n", " print \"\\nGreatest common divisor is \",gcd(d1,d3)\n", "else:\n", " print \"\\nGreatest common divisor is \",gcd(d1,d2)\n", " \n", "print \"\\n\\nPress any key to continue...\"" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter three integers : 45\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "27\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "81\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Greatest common divisor is 9\n", "\n", "\n", "Press any key to continue...\n" ] } ], "prompt_number": 6 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 5, Page Number: FNC-10" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def reverse(n):\n", " rn = 0\n", " while n > 0:\n", " r = n % 10\n", " rn = rn * 10 + r\n", " n = n / 10\n", " return rn\n", "\n", "n = int(raw_input(\"\\nEnter the integer : \"))\n", "\n", "print \"\\n\",n,\" is erversed as \",reverse(n)\n", "print \"\\nPress any key to continue...\"" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the integer : 2846\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "2846 is erversed as 6482\n", "\n", "Press any key to continue...\n" ] } ], "prompt_number": 7 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 6, Page Number: FNC-11" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def compare(s1,s2):\n", " if s1 == s2:\n", " return 0\n", " if s1 > s2:\n", " return 1\n", " if s1 < s2:\n", " return -1\n", " \n", "s1 = raw_input(\"\\nEnter the first string : \")\n", "s2 = raw_input(\"\\nEnter the second string : \")\n", "\n", "print \"\\nThe result is \",compare(s1,s2)" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the first string : MUMBAI\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the second string : MYSORE\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "The result is -1\n" ] } ], "prompt_number": 9 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 7, Page Number: FNC-13" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "def amean(x,n):\n", " s = 0\n", " for i in range(0,n):\n", " s = s + x[i]\n", " return s/n\n", "\n", "n = int(raw_input(\"\\nHow many values? \"))\n", "print \"\\nEnter all values\\n\"\n", "\n", "x = [0.0 for i in range(0,10)]\n", "\n", "for i in range(0,n):\n", " x[i] = float(raw_input(\"\"))\n", " \n", "sys.stdout.write(\"\\nArithmetic mean = %6.2f\"%(amean(x,n)))" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many values? 6\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter all values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3.1\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3.8\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3.6\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "4.0\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3.4\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3.8\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Arithmetic mean = 3.62" ] } ], "prompt_number": 12 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 8, Page Number: FNC-14" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def elem_sum(a,m,n):\n", " s = 0\n", " for i in xrange(m):\n", " for j in xrange(n):\n", " s = s + a[i][j]\n", " \n", " return s\n", "\n", "m = int(raw_input(\"\\nHow many rows and columns : \"))\n", "n = int(raw_input(\"\"))\n", "\n", "a = [[0 for i in range(0,10)] for i in range(0,10)]\n", "\n", "print \"\\nEnter the matrix values\\n\"\n", "\n", "for i in range(0,m):\n", " for j in range(0,n):\n", " a[i][j] = int(raw_input(\"\"))\n", "\n", "\n", "print \"\\nSum of all elements in the matrix = \",elem_sum(a,m,n)" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many rows and columns : 3\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the matrix values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "4\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "0\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "1\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Sum of all elements in the matrix = 12\n" ] } ], "prompt_number": 2 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 9, Page Number: FNC-15" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def reverse(st):\n", " \n", " i = len(st) - 1\n", " rst = \"\"\n", " while i >= 0:\n", " rst = rst + st[i]\n", " i = i -1\n", " \n", " return rst\n", "\n", "st = raw_input(\"\\nEnter a string : \")\n", "\n", "print \"\\n\",st,\" is reversed as \",reverse(st)" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter a string : NEW DELHI\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ " \n", "NEW DELHI is reversed as IHLED WEN\n" ] } ], "prompt_number": 20 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 10, Page Number: FNC-16" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def bi_search(x,n,s):\n", " flag = 0\n", " start = 0\n", " end = n\n", " \n", " while start < end and flag == 0:\n", " mid = (start+end)/2\n", " if x[mid] > s:\n", " end = mid\n", " else:\n", " if x[mid] < s:\n", " start = mid + 1\n", " else:\n", " flag = 1\n", " return flag\n", "\n", "n = int(raw_input(\"\\nHow many numbers ? \"))\n", "\n", "print \"\\nEnter all numbers in the list\\n\"\n", "\n", "for i in range(0,n):\n", " x[i] = int(raw_input(\"\"))\n", " \n", "s = int(raw_input(\"\\nEnter the number to be searched : \"))\n", "\n", "if bi_search(x,n,s):\n", " print \"\\nThe number \",s,\" is present in the list\"\n", "else:\n", " print \"\\nThe number \",s,\" is not present in the list\"" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many numbers ? 10\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter all numbers in the list\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-3\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "8\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "13\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "19\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "21\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "25\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "26\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "29\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "35\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "42\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the number to be searched : 19\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "The number 19 is present in the list\n" ] } ], "prompt_number": 21 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 11, Page Number: FNC-19" ] }, { "cell_type": "code", "collapsed": false, "input": [ "def fact(k):\n", " if k == 1:\n", " return 1\n", " else:\n", " return k*fact(k-1)\n", " \n", "n = int(raw_input(\"\\nEnter values to n and r : \"))\n", "r = int(raw_input(\"\"))\n", "\n", "ncr = fact(n)/(fact(r)*fact(n-r))\n", "\n", "print \"\\nValue of nCr = \",ncr\n" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter values to n and r : 5\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Value of nCr = 10\n" ] } ], "prompt_number": 22 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 12, Page Number: FNC-20" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "def power(x,n):\n", " if n == 1:\n", " return x\n", " else:\n", " return x*power(x,n-1)\n", " \n", "x = float(raw_input(\"\\nEnter value to x : \"))\n", "n = int(raw_input(\"\\nEnter its power : \"))\n", "\n", "sys.stdout.write(\"\\n%6.2f raise to %d is %6.2f\"%(x,n,power(x,n)))" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter value to x : 4.2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter its power : 3\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", " 4.20 raise to 3 is 74.09" ] } ], "prompt_number": 24 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 13, Page Number: FNC-21" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "\n", "def fibo(t1,t2,count):\n", " if count >= n:\n", " return\n", " else:\n", " t3 = t1 + t2\n", " sys.stdout.write(\"%5d\"%(t3))\n", " count = count + 1\n", " t1 = t2\n", " t2 = t3\n", " fibo(t1,t2,count)\n", " \n", "n = int(raw_input(\"\\nHow many terms to be printed ? \"))\n", "t1 = 0\n", "t2 = 1\n", "\n", "print \"\\nThe first \",n,\" terms in Fibonacci series are\\n\"\n", "sys.stdout.write(\"%5d %5d\"%(t1,t2))\n", "\n", "count = 2\n", "fibo(t1,t2,count)" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many terms to be printed ? 10\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "The first 10 terms in Fibonacci series are\n", "\n", " 0 1 1 2 3 5 8 13 21 34" ] } ], "prompt_number": 4 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 14, Page Number: FNC-28" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "def matadd():\n", " for i in xrange(m):\n", " for j in xrange(n):\n", " c[i][j] = a[i][j] + b[i][j]\n", " \n", "m = int(raw_input(\"\\nHow many rows and columns ?\"))\n", "n = int(raw_input(\"\"))\n", "\n", "a = [[0 for i in range(0,10)]for i in range(0,10)]\n", "b = [[0 for i in range(0,10)]for i in range(0,10)]\n", "c = [[0 for i in range(0,10)]for i in range(0,10)]\n", "\n", "#Read matrices\n", "print \"\\nEnter A matrix values\\n\"\n", "for i in range(0,m):\n", " for j in range(0,n):\n", " a[i][j] = int(raw_input(\"\"))\n", " \n", "print \"\\nEnter B matrix values\\n\"\n", "for i in range(0,m):\n", " for j in range(0,n):\n", " b[i][j] = int(raw_input(\"\"))\n", "\n", "matadd()\n", "\n", "print \"\\nResultant matrix is \\n\"\n", "for i in range(0,m):\n", " for j in range(0,n):\n", " sys.stdout.write(\"%5d\"%(c[i][j]))\n", " sys.stdout.write(\"\\n\")" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many rows and columns ?2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter A matrix values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "0\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "4\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter B matrix values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "6\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "4\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-5\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Resultant matrix is \n", "\n", " 8 0\n", " 4 -1\n" ] } ], "prompt_number": 3 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 15, Page Number: FNC-29" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "def matmul():\n", " for i in xrange(m):\n", " for j in xrange(l):\n", " c[i][j] = 0\n", " for k in xrange(n):\n", " c[i][j] = c[i][j] + a[i][k] * b[k][j]\n", " \n", "m = int(raw_input(\"\\nEnter order of A matrix (m x n) : \"))\n", "n = int(raw_input(\"\"))\n", "\n", "\n", "a = [[0 for i in range(0,10)]for i in range(0,10)]\n", "b = [[0 for i in range(0,10)]for i in range(0,10)]\n", "c = [[0 for i in range(0,10)]for i in range(0,10)]\n", "\n", "#Read matrices\n", "print \"\\nEnter A matrix values\\n\"\n", "for i in range(0,m):\n", " for j in range(0,n):\n", " a[i][j] = int(raw_input(\"\"))\n", "\n", "n = int(raw_input(\"\\nEnter order of B matrix (n x l) : \"))\n", "l = int(raw_input(\"\"))\n", "\n", "print \"\\nEnter B matrix values\\n\"\n", "for i in range(0,n):\n", " for j in range(0,l):\n", " b[i][j] = int(raw_input(\"\"))\n", "\n", "matmul()\n", "\n", "print \"\\nResultant matrix is \\n\"\n", "for i in range(0,m):\n", " for j in range(0,l):\n", " sys.stdout.write(\"%5d\"%(c[i][j]))\n", " sys.stdout.write(\"\\n\")" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter order of A matrix (m x n) : 2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter A matrix values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "0\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "4\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter order of B matrix (n x l) : 2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter B matrix values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "6\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "4\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-5\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Resultant matrix is \n", "\n", " 4 14\n", " 16 -20\n" ] } ], "prompt_number": 4 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 16, Page Number: FNC-31" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "at = [[0,0],[0,0],[0,0]]\n", "\n", "def transpose():\n", " for i in xrange(m):\n", " for j in xrange(n):\n", " at[j][i] = a[i][j] \n", " \n", "m = int(raw_input(\"\\nHow many rows and columns ?\"))\n", "n = int(raw_input(\"\"))\n", "\n", "print \"\\nEnter the matrix values\\n\"\n", "for i in range(0,m):\n", " for j in range(0,n):\n", " a[i][j] = int(raw_input(\"\"))\n", "\n", "transpose()\n", "\n", "print \"\\nTranspose of the matrix is \\n\"\n", "for i in xrange(n):\n", " for j in xrange(m):\n", " sys.stdout.write(\"%5d\"%(at[i][j]))\n", " sys.stdout.write(\"\\n\")" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many rows and columns ?2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the matrix values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-3\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "6\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "0\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "3\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "2\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "8\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Transpose of the matrix is \n", "\n", " -3 3\n", " 6 2\n", " 0 8\n" ] } ], "prompt_number": 5 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 17, Page Number: FNC-32" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import sys\n", "\n", "\n", "def sort():\n", " for i in xrange(n):\n", " for j in range(i+1,n):\n", " if x[i] > x[j]:\n", " temp = x[i]\n", " x[i] = x[j]\n", " x[j] = temp\n", " \n", "x = [0 for i in range(0,50)]\n", "n = int(raw_input(\"\\nHow many numbers ? \"))\n", "print \"\\nEnter the list of values\\n\"\n", "\n", "for i in range(0,n):\n", " x[i] = int(raw_input(\"\"))\n", "\n", "sort()\n", "\n", "print \"\\nThe sorted list is\\n\"\n", "\n", "for i in xrange(n):\n", " sys.stdout.write(\"%5d\"%(x[i]))" ], "language": "python", "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "\n", "How many numbers ? 4\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "Enter the list of values\n", "\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "32\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "-10\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "20\n" ] }, { "name": "stdout", "output_type": "stream", "stream": "stdout", "text": [ "5\n" ] }, { "output_type": "stream", "stream": "stdout", "text": [ "\n", "The sorted list is\n", "\n", " -10 5 20 32" ] } ], "prompt_number": 7 }, { "cell_type": "code", "collapsed": false, "input": [], "language": "python", "metadata": {}, "outputs": [] } ], "metadata": {} } ] }