laba15a

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <string.h>
FILE fill (FILE *file)
{
	rewind(file);
	char* string;
	string = new char[128];
	while (gets_s(string, 128), strlen(string) != 0)
	{
		fputs(string, file);
		fputs("\n", file);
	}
	return (*file);
}
FILE show(FILE* file)
{
	rewind(file);
	char* string;
	string = new char[128];
	while (fgets(string, 128, file) > 0)
		puts(string);
	return(*file);
}
int check(FILE* file)
{
	rewind(file);
	char gol[] = "AaEeIiOoUuYy";
	char* string = new char[128];
	int count = 0;
	int string_to_delete = 0;
	int countstring = 0;
	int maxcount = -1;
	while (fgets(string, 128, file) > 0)
	{
		countstring++;
		char* newstring= new char[128];
		strncpy(newstring, string, strlen(string) - 1);
		newstring[strlen(string)-1] = '\0';
		char* pch = strtok(newstring, " ");
		while (pch != NULL)
		{
			for (int i = 0; i <12 ; i++)
				if (pch[strlen(pch) - 1] == gol[i] )
					for (int j = 0; j < 12; j++)
						if ( pch[0] == gol[j])
				{
					printf("%s ", pch);
					count++;
				}
			 pch = strtok(NULL, " ");
		}
		if (count > maxcount)
		{
			maxcount = count;
			string_to_delete = countstring;
		}
		printf_s(" string %d: words %d\n",countstring, count);
		count = 0;
	}
	rewind(file);
	return(string_to_delete);
}
FILE generation(char*filename, FILE *file,FILE *newfile,int deletedstring)
{
	char* string;
	string = new char[128];
	int count = 0;
	while (fgets(string, 128, file) > 0)
	{
		count++;
		if (count != deletedstring)
		{
			fputs(string, newfile);
		}
	}
	fclose(file);
	fclose(newfile);
	_unlink(filename);
	rename("buffer.txt", filename);
	return(*newfile);
}
int main()
{
	int deletedstring;
	FILE* file;
	char* filename;
	filename = new char[30];
	puts("Input filename");
	gets_s(filename, 30);
	fopen_s(&file, filename, "w+");
	puts("inputed strings into the file");
	fill(file);
	puts("content of the file\n");
	show(file);
	puts("search for vowel words");
	deletedstring=check(file);
	FILE* newfile;
	fopen_s(&newfile, "buffer.txt", "w+");
	generation(filename, file, newfile, deletedstring);
	fopen_s (&newfile, filename, "r");
	puts("new file with deleted max string\n");
	show(newfile);
}