#include "stdio.h"
int main(int argc,char *argv[]){
FILE *fpi,*fpo;
char ch;
fpi=fopen("infile.txt","r");
fpo=fopen("outfile.txt","w");
if(!fpi || !fpo){
printf("Open the file failure...\n");
return 0;
}
while((ch=fgetc(fpi))!=EOF){
putchar(ch);
if(ch>='A' && ch<='Z')
ch|=0x20;
fputc(ch,fpo);
if(ch=='.')
fputc('\n',fpo);
}
fclose(fpi);
fclose(fpo);
return 0;
}
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024