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Chapter 9 ■ Searching, Sorting, and Mergingelse fprintf(out, "'%s' not added to table\n", word);}printResults(out, MaxWordBuffer, wordList, frequency, numWords);} // end mainint getWord(FILE * in, char str[]) {// store the next word, if any, in str; convert word to lowercase// return 1 if a word is found; 0, otherwisechar ch;int n = 0;// read over white spacewhile (!isalpha(ch = getc(in)) && ch != EOF) ; //empty while bodyif (ch == EOF) return 0;str[n++] = tolower(ch);while (isalpha(ch = getc(in)) && ch != EOF)if (n < MaxLength) str[n++] = tolower(ch);str[n] = '\0';return 1;} // end getWordint binarySearch(int lo, int hi, char key[], int max, char list[][max]) {//search for key from list[lo] to list[hi]//if found, return its location;//if not found, return the location in which it should be inserted//the calling program will check the location to determine if foundwhile (lo <= hi) {int mid = (lo + hi) / 2;int cmp = strcmp(key, list[mid]);if (cmp == 0) return mid; // foundif (cmp < 0) hi = mid - 1;else lo = mid + 1;}return lo; //not found; should be inserted in location lo} //end binarySearchvoid addToList(char item[], int max, char list[][max],int freq[], int p, int n) {//adds item in position list[p]; sets freq[p] to 1//shifts list[n] down to list[p] to the rightfor (int h = n; h >= p; h--) {strcpy(list[h+1], list[h]);freq[h+1] = freq[h];}strcpy(list[p], item);freq[p] = 1;} //end addToList268www.it-ebooks.info
Chapter 9 ■ Searching, Sorting, and Mergingvoid printResults(FILE *out, int max, char list[][max],int freq[], int n) {fprintf(out, "\nWords Frequency\n\n");for (int h = 0; h < n; h++)fprintf(out, "%-15s %2d\n", list[h], freq[h]);} //end printResultsSuppose the file passage.txt contains the following data (from If by Rudyard Kipling):If you can dream—and not make dreams your master;If you can think—and not make thoughts your aim;If you can meet with Triumph and DisasterAnd treat those two impostors just the same...If you can fill the unforgiving minuteWith sixty seconds’ worth of distance run,Yours is the Earth...When Program P9.4 was run with this data, it produced the following output:WordsFrequencyaim 1and 4can 4disaster 1distance 1dream 1dreams 1earth 1fill 1if 4impostors 1is 1just 1make 2master 1meet 1minute 1not 2of 1run 1same 1seconds 1sixty 1the 3think 1269www.it-ebooks.info
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THE EXPERT’S VOICE® IN PROGRAMMI
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Learn to Program with CCopyright ©
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Contents at a GlanceAbout the Autho
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■ Contents1.7 Write Output with p
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■ Contents■Chapter ■ 5: Progr
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■ Contentsxii7.11 Some Character
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About the AuthorDr. Noel Kalicharan
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AcknowledgementsI would like to exp
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■ PrefaceOf course, you must lear
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Chapter 1 ■ Elementary Programmin
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Chapter 2C - The BasicsIn this chap
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Chapter 2 ■ C - The Basicstokenin
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2.3.2 Reserved WordsChapter 2 ■ C
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2.5 Integer Numbers - intChapter 2
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Chapter 2 ■ C - The Basicsis eval
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Chapter 2 ■ C - The BasicsEach nu
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Chapter 2 ■ C - The Basics6 says
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Chapter 2 ■ C - The BasicsIf op1
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Chapter 2 ■ C - The BasicsThe val
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2.8 The Assignment StatementChapter
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Chapter 2 ■ C - The BasicsExercis
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Chapter 2 ■ C - The Basics30. Wha
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Chapter 3 ■ Programs with Sequenc
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Chapter 4Programs with Selection Lo
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Chapter 4 ■ Programs with Selecti
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Chapter 5 ■ Programs with Repetit
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Chapter 6 ■ CharactersThe ASCII c
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Chapter 6 ■ CharactersIn this cas
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Chapter 6 ■ CharactersHThis would
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Chapter 6 ■ CharactersProgram P6.
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Chapter 6 ■ Characters6. The whil
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Chapter 6 ■ Characters6.6 Count C
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Chapter 6 ■ Charactersnumber of c
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Chapter 6 ■ Characters6.9 Read Ch
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Chapter 6 ■ CharactersThis proble
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Chapter 6 ■ CharactersTo get arou
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Chapter 6 ■ CharactersThe sequenc
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Chapter 6 ■ Characters11. Write a
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Chapter 7 ■ Functions7.2 skipLine
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Chapter 7 ■ FunctionsWhen we wish
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Chapter 7 ■ FunctionsIf, when a f
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Chapter 7 ■ FunctionsIn order to
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Chapter 7 ■ Functionsessentially
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Chapter 7 ■ FunctionsThe logic fo
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Chapter 7 ■ FunctionsSince lcm us
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Chapter 7 ■ Functions• The logi
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Chapter 7 ■ FunctionsWhen main is
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Chapter 7 ■ Functionsint factoria
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Chapter 7 ■ Functions7.10 Sum of
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Chapter 7 ■ Functions7.11 Some Ch
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Chapter 7 ■ Functionsint isLowerC
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Chapter 7 ■ FunctionsThis fetches
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Chapter 7 ■ Functions8. Write a f
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Chapter 8ArraysIn this chapter, we
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Chapter 8 ■ ArraysIn our example,
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Chapter 8 ■ ArraysIf we wish to p
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8.3.1 About Not Using Element 0Chap
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Chapter 8 ■ ArraysPoints to note
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Chapter 8 ■ ArraysThe complete pr
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Chapter 8 ■ ArraysThis prints a l
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Chapter 8 ■ ArraysYou can change
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Chapter 8 ■ ArraysTo use the func
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Chapter 8 ■ ArraysThe length of a
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Page 291 and 292: Chapter 10 ■ StructuresThe proble
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Page 301 and 302: Chapter 10 ■ Structuresint n = 0;
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Page 305 and 306: Chapter 10 ■ Structuresint main()
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