实验7

test4.c#include<stdio.h>voidread();intmain(){read();return0;}voidread(){FILE*fp;charch;intcnt=0;intlinecnt=1;fp=fopen("data4.txt","r");if(fp==NULL){printf("......

任务四：源代码：#include<stdio.h>intmain(){intline_count=1,char_count=0;FILE*fp=fopen("data4.txt","r");while(!feof(fp)){charch=fgetc(fp);if(ch==EOF)break;if(ch==&......

任务4源代码#include<stdio.h>#defineN30intmain(){chars[N];inti,n;intline=0,word=0;FILE*fin;fin=fopen("data4.txt","r");if(!fin){printf("failtoopenthefile");ret......

1#include<stdio.h>2intmain(){3FILE*fp;4fp=fopen("data4.txt","r");5charch;6inta=1,b=0;7while((ch=fgetc(fp))!=EOF){8if(ch=='\n'){9a......

任务四源代码1#include<stdio.h>2#include<string.h>3intmain(){4FILE*fp;5fp=fopen("d:\\data4.txt","r");6if(fp==NULL){7printf("failtoopenfiletowrite\n");8return;9......

实验任务4:1#include<stdio.h>2#include<stdlib.h>3intis_word(charx);4intmain(){5FILE*fp;6charch;7inti,line=1,count=0;89fp=fopen("d:\\data4.txt","r");10if(!fp)11......

任务4#include<stdio.h>#include<stdlib.h>#include<stdbool.h>//判断字符是否为空白字符（空格、回车、tab）boolis_blank(charc){returnc==''||c=='\t'||c=='\n';}intmain(){charfilename[100];......

1.实验任务4程序task4.c源码1#include<stdio.h>2#defineN103#defineM100456intmain(){7charx[N][M];8inti,j,cnt=0,count=0;9FILE*fp;1011fp=fopen("data4.txt","r");12if(!fp){13......

一、设计理由CH552或CH549进入USB下载，通常需要两个按键，一个控制电源的通断，一个通过串联电阻（一头接VCC或V33）冷启动时抬高UDP电平。时序上是这样的：断电--按下接UDP的轻触开关--通电--松开接UDP的轻触开关。这样操作上一般需要双手并用，比较麻烦。二、电子电路本人设计的电路是想通......

task4源代码：#include<stdio.h>#defineN10#defineM80voidcount_line(int*ptr1);voidcount_num(int*ptr2);intmain(){inta,b;count_line(&a);count_num(&b);printf("行数为：%d\n",a);printf("字符数......