74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <pthread.h>
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#include <stdbool.h>
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#include <sys/time.h>
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FILE *fd;
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int TotalEvenWords = 0, TotalOddWords = 0, TotalWords = 0;
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int GetNextLine(FILE *f, char *Line)
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{
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if (fgets(Line, 132, f)==NULL) if (feof(f))return EOF; else return 1;
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}
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int GetWordAndLetterCount(char *Line)
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{
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int Word_Count = 0, Letter_Count = 0;
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for (int i=0;i<132;i++)
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{
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if ((Line[i]!=' ')&&(Line[i]!=0)&&(Line[i]!='\n')) Letter_Count++;
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else {
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// 偶数/奇数字母单词计数
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if (Letter_Count % 2) {
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TotalOddWords++;
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Word_Count++;
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Letter_Count = 0;
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}
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else {
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TotalEvenWords++;
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Word_Count++;
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Letter_Count = 0;
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}
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if (Line[i]==0) break;
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}
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}
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return (Word_Count);
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}
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int CountWords()
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{
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bool bDone = false;
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char inLine[132];
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while (!bDone)
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{
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bDone = (GetNextLine(fd, inLine) == EOF);
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if (!bDone){
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TotalWords += GetWordAndLetterCount(inLine) ;
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}
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}
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return 0;
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}
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int main()
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{
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fd = fopen("./InFile1.txt", "r"); // 打开文件读取
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struct timeval TimeStampStart, TimeStampStop;
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double ExeTime;
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gettimeofday(&TimeStampStart, NULL);
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CountWords();
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gettimeofday(&TimeStampStop, NULL);
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ExeTime = (double)(TimeStampStop.tv_sec - TimeStampStart.tv_sec) +
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(double)(TimeStampStop.tv_usec - TimeStampStart.tv_usec) * 1e-6;
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fclose(fd);
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printf("Total Words = %8d\n", TotalWords);
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printf("Total Even Words = %7d\nTotal Odd Words = %7d\n", TotalEvenWords, TotalOddWords);
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printf("The time to count word was %f seconds\n", (ExeTime));
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return 0;
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}
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