35.QQ大数据模型

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define path "1E~001.txt"

char ** g_QQ;//存放在内存中的qq数据
int total_hang = 84357147;//标识一共多少行
int long_hang = 798;//标识有多少数据很长的数据


//读取一共有多少行数据
int read_total_hang()
{
    int hang = -1;
    FILE *pf = fopen(path, "r");
    if (pf)
    {
        hang = 0;
        printf("读取成功
");
        while (!feof(pf))
        {
            char read_str[1024] = { 0 };
            fgets(read_str, 1024, pf);
            read_str[1023] = '';
            int length = strlen(read_str);
            hang++;
        }
        return hang;
    }
    else
    {
        printf("读取失败
");
        return -1;
    }
}


//读取一共有多少超过长度的数据,长度如果大于100，就算长的数据
int read_long_hang()
{
    int hang = -1;
    FILE *pf = fopen(path, "r");
    if (pf)
    {
        hang = 0;
        printf("读取成功
");
        while (!feof(pf))
        {
            char read_str[1024] = { 0 };
            fgets(read_str, 1024, pf);
            read_str[1023] = '';
            int length = strlen(read_str);
            if (length >= 100)
            {
                hang++;
            }
        }
        return hang;
    }
    else
    {
        printf("读取失败
");
        return -1;
    }
}

//加载qq
void load_qq()
{
    g_QQ = calloc(sizeof(char *),total_hang - long_hang);
    FILE *pf = fopen(path, "r");

    int i = 0;

    while (!feof(pf))
    {
        char read_str[1024] = { 0 };
        fgets(read_str, 1024, pf);
        read_str[1023] = '';
        int length = strlen(read_str);
        if (length < 100)
        {
            g_QQ[i] = calloc(sizeof(char), length);
            strcpy(g_QQ[i], read_str);
            i++;
        }
    }
    printf("载入成功
");
}

//查找数据
void find_qq(char *str)
{
    for (int i = 0; i < total_hang - long_hang; i++)
    {
        if (strstr(g_QQ[i], str))
        {
            printf("%s
", g_QQ[i]);
        }
    }
}

void main()
{
    load_qq();

    while (1)
    {
        char qq[100];
        scanf("%s", qq);
        find_qq(qq);
    }
    system("pause");
}