5judge3-优快云博客

本文链接：https://blog.youkuaiyun.com/weixin_44047389/article/details/124678949

这是一个C语言程序，定义了一个结构体`FiveJudgeThree`，包含头部标识、命令和计数器等字段。程序通过循环遍历不同场景，设置结构体的头部和命令值，并调用`test`函数将命令填充到数组中。同时，程序还检查数组中的重复元素，当重复元素达到三次时输出特定信息。

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typedef struct
{
    unsigned char head[2];
    unsigned char cmd[2];
    unsigned char cmd_count;
    unsigned char sum;
} FiveJudgeThree;

#include "data.h"

FiveJudgeThree five_judge_three;

#include <stdio.h>
#include "main.h"

test(unsigned short arr[], unsigned char *five_counts)
{
    if ((five_judge_three.head[1] = 0x55) && (five_judge_three.head[0] = 0xAA))
    {

        five_judge_three.cmd_count = *five_counts;
        // 将两个八位拼接成一个十六位
        arr[*five_counts] = arr[*five_counts] | five_judge_three.cmd[1];
        arr[*five_counts] = arr[*five_counts] << 8;
        arr[*five_counts] = arr[*five_counts] | five_judge_three.cmd[0];
        (*five_counts)++;
    }
}

int main()
{
    unsigned short arr[5];
    static unsigned char five_counts = 1;
    static unsigned char three_counts = 0;

    //while (1)
    //{

    for (int i = 1; i <= 6; i++)
    {
        printf("------------\n");
        printf("循环次数：%d\n", i);

        five_judge_three.head[1] = 0x55;
        five_judge_three.head[0] = 0xAA;

        // 初始化
        if (i == 1)
        {
            five_judge_three.cmd[1] = 0x11;
            five_judge_three.cmd[0] = 0xAA;
            five_judge_three.cmd_count = five_counts;
        }
        if (i == 2)
        {
            five_judge_three.head[1] = 0x11;
            five_judge_three.head[0] = 0xAA;
            five_judge_three.cmd_count = five_counts;
        }
        if (i == 3)
        {
            five_judge_three.head[1] = 0x11;
            five_judge_three.head[0] = 0xAA;
            five_judge_three.cmd_count = five_counts;
        }
        if (i == 4)
        {
            five_judge_three.head[1] = 0x44;
            five_judge_three.head[0] = 0xAA;
            five_judge_three.cmd_count = five_counts;
        }
        if (i == 5)
        {
            five_judge_three.head[1] = 0x55;
            five_judge_three.head[0] = 0xAA;
            five_judge_three.cmd_count = five_counts;
        }
        if (i == 6)
        {
            five_judge_three.head[1] = 0x66;
            five_judge_three.head[0] = 0xAA;
            five_judge_three.cmd_count = five_counts;
        }
        printf("指令次数：%d\n", five_judge_three.cmd_count);

        // 五判
        if (five_judge_three.cmd_count <= 5)
        {
            // static unsigned short arr[5];
            // static unsigned int five_counts = 0;
            printf("五判的次数：%d\n", five_judge_three.cmd_count);
            test(arr, &five_counts); // 目的是将指令填充到数组中
            printf("------------\n");
        }
		// 3判
        for (int i = 0; i < (sizeof(arr) / sizeof(arr[0])); i++)
        {
            for (int j = i + 1; j < (sizeof(arr) / sizeof(arr[0])); j++)
            {
                if (arr[i] == arr[j])
                {
                    three_counts++;
                }
            }
        }

        if (three_counts == 3)
        {
            printf("YYYYYYYYYYYYYYY");
        }
    }
    return 0;

    //}
}

------------
循环次数：1
指令次数：1
五判的次数：1
------------
------------
循环次数：2
指令次数：2
五判的次数：2
------------
------------
循环次数：3
指令次数：3
五判的次数：3
------------
YYYYYYYYYYYYYYY------------
循环次数：4
指令次数：4
五判的次数：4
------------
------------
循环次数：5
指令次数：5
五判的次数：5
------------
------------
循环次数：6
指令次数：6