C Language Auto-modify file name applet

#define_crt_secure_no_warnings#include<stdio.h>#include<stdlib.h>#include<string.h>#include<io.h>intPROTECTSTR (Const Char*name,Char*newname,intLen) {    intErrMsg =0; /*first find the number 5 or 6, next to determine whether the adjacent 3 characters are numbers, take out the number*/    inti =0; /*STRCHR ()*/    Char* Temp = (Char*) name; /*Number of episodes*/    Chartemp2[Ten] = {0 }; /*file Format*/    Chartemp3[Ten] = {0 };  while(1) {Temp= STRCHR (temp,'6'); //if (temp==null)//temp = STRCHR (temp, ' 6 ');        if(temp = =NULL)return-1; if(* (temp +1) >='0'&&* (temp +1) <='9'&&* (temp +2) >='0'&&* (temp +2) <='9')        {            //indicates that 3 characters in a row are numbersstrncpy (TEMP2, temp,3); Temp= STRCHR (temp,'.');            strcpy (Temp3, temp);  Break; } temp+=1; } sprintf (NewName,"f:/Warehouse 1/naruto/naruto%s%s", Temp2, Temp3); returnerrmsg;}voidMain () {
　　//How to read files in directory struct_finddata_t files; intFile_handle; File_handle= _findfirst ("f:/Warehouse 1/naruto/*", &files); if(File_handle = =-1) {printf ("error\n"); return ; }    inti =0; Charoldname[1024x768] = {0 }; Charnewname[1024x768] = {0 };  Do{memset (oldname,0,sizeof(oldname)); memset (NewName,0,sizeof(newname)); //printf ("%s \ n", files.name);sprintf (Oldname,"f:/Warehouse 1/Naruto/%s", Files.name); if(Protectstr (Files.name, NewName, strlen (files.name)) = =0) Rename (oldname, newname); I++; }  while(0= = _findnext (File_handle, &files));    _findclose (File_handle); //char newname[1024] = {0}; //protectstr (names, newname, strlen (names)); //printf ("%s\n", newname);System"Pause");}

C Language Auto-modify file name applet