c++，c语言，核酸检测管理程序

c语言，校园核酸检测管理程序，由于vc++ 6.0缺少"stdbool.h"头文件，导致运行错误，如何不用该头文件实现程序目的？


#include 
#include 
#include 
#include 
#include 
#include 

#define MAX 1000000

const char *res[2] = {"阴性", "阳性"};

typedef struct SubjectToInspectionData{
    char IdNumber[20];
    char name[30];     
    char _tm[20];
    char c;    //2为待检测 
}STID;

STID peo[MAX];
int count = 0;

void colors(int color)
{
    switch(color)
    {
        case 1: 
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 1); //blue
            break;
        case 2: 
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 4); //red 
            break;
        case 3:
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 2); //green
            break;
        case 4:
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 9); //light blue
            break;
        case 5:
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 5); //purple
            break;
        case 6:
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 6); //yellow
            break;
        case 7:
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 14); //orange 
            break;
        case 8: 
            SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7);//white
            break; 
    }
    return;
}

void collecor()
{
    int cun = 0;
    colors(2);
    printf("在任意提示语句后输入 exit 完成信息录入\n");
    colors(8);
    while(1)
    {
        printf("\n请输入身份证号："); 
        scanf("%s", &peo[cun].IdNumber);
        if(strcmp(peo[cun].IdNumber, "exit") == 0)
            break;
        printf("输入待检者姓名：");
        scanf("%s", &peo[cun].name);
        getchar();//吃掉回车符 
        if(strcmp(peo[cun].name, "exit") == 0)
            break;
        //printf("是否获取当前时间：（y/n）");
        printf("输入时间(yyyy-mm-dd hh:mm):");
        scanf("%[^\n]s", peo[cun]._tm);
        if(strcmp(peo[cun]._tm, "exit") == 0)
            break;
        peo[cun].c = '2';
        cun++;
    }
    colors(1);
    printf("收集完毕");
    int i;
    for(i = 0; i < 6; i++)
    {
        printf(".");
        Sleep(150);
    }
    count = cun; 
    printf("\n");
    system("pause");
    system("cls"); 
    colors(8);
}

void inspector()
{
    int i;
    char IdNum[20];
    colors(2);
    printf("在任意提示语句后输入 exit 完成信息录入\n");
    colors(8);
    while(1)
    {
        printf("请输入身份证号:");
        scanf("%s", &IdNum);
        if(strcmp(IdNum, "exit") == 0)
        {
            break;
        }
        for(i = 0; i < count; i++)
        {
            if(strcmp(peo[i].IdNumber, IdNum) == 0)
            {
                if(peo[i].c == '2')
                {
                    colors(1);
                    printf("\n当前待检者没有检测结果\n");
                    colors(8);
                    printf("请输入检测结果(0为阴性,1为阳性):");
                    getchar();
                    scanf("%c", &peo[i].c);
                    printf("已录入\n");
                }
                else
                {
                    if(peo[i].c == '0')
                    {
                        printf("%s(身份证号:%s) 的结果为：%s\n", peo[i].name, peo[i].IdNumber, res[0]);
                    } 
                    else
                    {
                        printf("%s(身份证号:%s) 的结果为：%s\n", peo[i].name, peo[i].IdNumber, res[1]);
                    }
                    char _judge[10]; 
                    printf("是否需要修改结果：(y/n)");
                    scanf("%s", &_judge);
                    if(strcmp(_judge, "y") == 0 || strcmp(_judge, "Y") == 0)
                    {
                        printf("请输入检测结果(0为阴性,1为阳性):");
                        getchar();
                        scanf("%c", &peo[i].c);
                    }
                }
            }
        }
    }
    system("pause");
    return;
}

void sti()
{
    int i;
    char IdNum[20];
    colors(2);
    printf("在任意提示语句后输入 exit 以退出\n");
    colors(8);
    while(1)
    {
        printf("请输入身份证号：");
        scanf("%s", &IdNum);
        for(i = 0; i < count; i++)
        {
            if(strcmp(IdNum, peo[i].IdNumber) == 0)
            {
                int n = peo[i].c - '0';
                printf("\n您的结果为：%s\n", res[n]);
            }
        } 
    }
    return;
}
void admin()
{
    char cho[2];
    int j = 0, i;
    printf("查询阴性输入1\n查询阳性输入2\n分类列出输入3\n");
    scanf("%s", &cho);
    
    if(cho[0] == '1')
    {
        for(i = 0; i < count; i++)
        {
            if(peo[i].c == '0')
            {
                printf("name: %s Id Number: %s %s\n", peo[i].name, peo[i].IdNumber, res[peo[i].c - '0']);
                j++;
            } 
        }
        printf("\n共有%d人\n", j);
        j = 0;
    }
    
    if(cho[0] == '2')
    {
        for(i = 0; i < count; i++)
        {
            if(peo[i].c == '1')
            {
                printf("name: %s Id Number: %s %s\n", peo[i].name, peo[i].IdNumber, res[peo[i].c - '0']);
                j++;
            } 
        }
        printf("\n共有%d人\n", j);
        j = 0;
    }
    
    if(cho[0] == '3')
    {
        for(i = 0; i < count; i++)
        {
            if(peo[i].c == '0')
            {
                printf("name: %s Id Number: %s %s\n", peo[i].name, peo[i].IdNumber, res[peo[i].c - '0']);
                j++;
            } 
        }
        printf("\n共有%d人\n", j);
        j = 0;
        
        for(i = 0; i < count; i++)
        {
            if(peo[i].c == '1')
            {
                printf("name: %s Id Number: %s %s\n", peo[i].name, peo[i].IdNumber, res[peo[i].c - '0']);
                j++;
            } 
        }
        printf("\n共有%d人\n", j);
        j = 0;
        
        for(i = 0; i < count; i++)
        {
            if(peo[i].c == '2')
            {
                printf("name: %s Id Number: %s 无检测结果\n", peo[i].name, peo[i].IdNumber);
                j++;
            } 
        }
        printf("\n共有%d人\n", j);
        j = 0;
    }
    return;
}

int main()
{
    char _userIn[30];   //用户指令 
    while(1)
    {
        printf("采集员请输入：coll\n检测员请输入：Ins\n待检者请输入：STI(sti)\n输入 exit 退出程序\n");
        printf("\nInstruction:");
        scanf("%s", &_userIn);
        system("cls");
        if(strcmp(_userIn, "coll") == 0)
        {
            collecor();
        }
        if(strcmp(_userIn, "Ins") == 0)
        {
            inspector();
        }
        if(!strcmp(_userIn, "STI") || !strcmp(_userIn, "sti"))
        {
            sti();
        }
        if(strcmp(_userIn, "admin") == 0)
        {
            admin();
        }
        if(!strcmp(_userIn, "exit"))
        {
            break;
        }
    }
    printf("\nend\n");
    return 0;
}

把stdbool.h的#include语句删掉啊