명품 C언어 프로젝트 11.2장 바이오리듬 개선과 확장

[1번]

/*

응용 11.2.1을 이용하여 바이오리듬의 결과를 다음 표와 같은 양식으로 출력하는 프로그램으로 수정하시오

*/

#include <stdio.h>

#include <math.h>

 

#define PI 3.141592

 

long total_days(int year, int month, int day);

void print_biorhythm(long total, int month);

char bio_status(int val, int mod);

 

int main(void)

{

        int byr, bmon, bday;

        int tyr, tmon, tday;

        long total = 0;;

        printf("특정월의 바이오리듬 계산\n");

        printf("첫번째 날짜와 두번째 날짜를 입력하고 Enter 하세요.\n");

        printf("첫번째 날짜가 두번째 날짜보다 앞서야 합니다. \n\n");

        printf("생년 월일을 입력하세요 (ex: 1983 5 21): ");

        scanf("%d%d%d", &byr, &bmon, &bday);

        printf("보시고 싶은 년도와 월을 입력하세요. (ex: 2004 11): ");

        scanf("%d%d", &tyr, &tmon);

        tday = 1;

        total = total_days(tyr, tmon, tday) - total_days(byr, bmon, bday);

        printf("두 날짜 사이의 날짜수는 %ld일 입니다. \n\n", total);

        printf("바이오리듬 결과:\n");

        printf("%4d년 %2d월\t%12s\t%12s\t%12s\n", tyr, tmon, "고조일", "위험일", "저조일");

        print_biorhythm(total, tmon);

        return 0;

}

 

/*

기준일(1년 1월 1일)로부터 특정일 사이의 날짜 수의 계산 함수 total_days

*/

long total_days(int year, int month, int day)

{

        int months[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };

        int i;

        long total = 0L;

        //4로 나누어지는 회수-100으로 나누어지는 횟수(평년)+400으로 나누어지는 횟수

        total = (year - 1) * 365L + (year - 1) / 4 - (year - 1) / 100 + (year - 1) / 400;

        if (!(year % 4) && year % 100 || !(year % 400)) //윤년일 때만 2월달 일 수 하루 추가

               months[1]++;

        for (i = 0; i < month - 1; i++)

               total += months[i];

        total += day;

        return total;

}

 

/*

바이오리듬의 상태를 판단하는 함수 bio_status

*/

char bio_status(int v, int mod)

{

        char result;

        double r;

        r = sin(v*3.141592 / (mod / 2.0));

        if (r < -0.2)

               result = '-'; //저조기

        else if ((-0.2 <= r) && (r <= 0.2))

               result = 'D'; //위험기

        else

               result = '+'; //고조기

        return result;

}

 

/*

바이오리듬의 결과를 출력하는 함수 print_biorhythm

*/

void print_biorhythm(long total, int month)

{

        int dayindex;

        int physical, emotion, intellect;

        int p_high[31] = { 0 }, p_danger[31] = { 0 }, p_low[31] = { 0 };

        int e_high[31] = { 0 }, e_danger[31] = { 0 }, e_low[31] = { 0 };

        int i_high[31] = { 0 }, i_danger[31] = { 0 }, i_low[31] = { 0 };

        int p_idx1 = 0, p_idx2 = 0, p_idx3 = 0;

        int e_idx1 = 0, e_idx2 = 0, e_idx3 = 0;

        int i_idx1 = 0, i_idx2 = 0, i_idx3 = 0;

        if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12)

        {

               for (dayindex = 1; dayindex <= 31; dayindex++)

               {

                       physical = total % 23;

                       emotion = total % 28;

                       intellect = total % 33;

                       char result1=bio_status(physical, 23);

                       switch (result1)

                       {

                       case '-':

                              p_low[p_idx1++] = dayindex;

                              break;

                       case 'D':

                              p_danger[p_idx2++] = dayindex;

                              break;

                       case '+':

                              p_high[p_idx3++] = dayindex;

                              break;

                       }

                       char result2=bio_status(emotion, 28);

                       switch (result2)

                       {

                       case '-':

                              e_low[e_idx1++] = dayindex;

                              break;

                       case 'D':

                              e_danger[e_idx2++] = dayindex;

                              break;

                       case '+':

                              e_high[e_idx3++] = dayindex;

                              break;

                       }

                       char result3=bio_status(intellect, 33);

                       switch (result3)

                       {

                       case '-':

                              i_low[i_idx1++] = dayindex;

                              break;

                       case 'D':

                              i_danger[i_idx2++] = dayindex;

                              break;

                       case '+':

                              i_high[i_idx3++] = dayindex;

                              break;

                       }

                       total++;

               }

        }

        else if (month == 2)

        {

               for (dayindex = 1; dayindex <= 28; dayindex++)

               {

                       physical = total % 23;

                       emotion = total % 28;

                       intellect = total % 33;

                       char result1 = bio_status(physical, 23);

                       switch (result1)

                       {

                       case '-':

                              p_low[p_idx1++] = dayindex;

                              break;

                       case 'D':

                              p_danger[p_idx2++] = dayindex;

                              break;

                       case '+':

                              p_high[p_idx3++] = dayindex;

                              break;

                       }

                       char result2 = bio_status(emotion, 28);

                       switch (result2)

                       {

                       case '-':

                              e_low[e_idx1++] = dayindex;

                              break;

                       case 'D':

                              e_danger[e_idx2++] = dayindex;

                              break;

                       case '+':

                              e_high[e_idx3++] = dayindex;

                              break;

                       }

                       char result3 = bio_status(intellect, 33);

                       switch (result3)

                       {

                       case '-':

                              i_low[i_idx1++] = dayindex;

                              break;

                       case 'D':

                              i_danger[i_idx2++] = dayindex;

                              break;

                       case '+':

                              i_high[i_idx3++] = dayindex;

                              break;

                       }

                       total++;

               }

        }

        else

        {

               for (dayindex = 1; dayindex <= 30; dayindex++)

               {

                       physical = total % 23;

                       emotion = total % 28;

                       intellect = total % 33;

                       char result1 = bio_status(physical, 23);

                       switch (result1)

                       {

                       case '-':

                              p_low[p_idx1++] = dayindex;

                              break;

                       case 'D':

                              p_danger[p_idx2++] = dayindex;

                              break;

                       case '+':

                              p_high[p_idx3++] = dayindex;

                              break;

                       }

                       char result2 = bio_status(emotion, 28);

                       switch (result2)

                       {

                       case '-':

                              e_low[e_idx1++] = dayindex;

                              break;

                       case 'D':

                              e_danger[e_idx2++] = dayindex;

                              break;

                       case '+':

                              e_high[e_idx3++] = dayindex;

                              break;

                       }

                       char result3 = bio_status(intellect, 33);

                       switch (result3)

                       {

                       case '-':

                              i_low[i_idx1++] = dayindex;

                              break;

                       case 'D':

                              i_danger[i_idx2++] = dayindex;

                              break;

                       case '+':

                              i_high[i_idx3++] = dayindex;

                              break;

                       }

                       total++;

               }

        }

        int index = 0;

        printf("%10s\t", "신체");

        while (1)

        {

               int cnt = 0;

               printf("%2d", p_high[index]);

               while (p_high[index] + 1 == p_high[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", p_high[index]);

               if (!p_high[++index])

                       break;

               else

                       printf(" ");

        }

        index = 0;

        printf("\t\t");

        while (1)

        {

               int cnt = 0;

               printf("%2d", p_danger[index]);

               while (p_danger[index] + 1 == p_danger[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", p_danger[index]);

               if (!p_danger[++index])

                       break;

               else

                       printf(" ");

        }

        index = 0;

        printf("\t\t");

        while (1)

        {

               int cnt = 0;

               printf("%2d", p_low[index]);

               while (p_low[index] + 1 == p_low[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", p_low[index]);

               if (!p_low[++index])

                       break;

               else

                       printf(" ");

        }

        printf("\n%10s\t", "감정");

        index = 0;

        while (1)

        {

               int cnt = 0;

               printf("%2d", e_high[index]);

               while (e_high[index] + 1 == e_high[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", e_high[index]);

               if (!e_high[++index])

                       break;

               else

                       printf(" ");

        }

        index = 0;

        printf("\t\t");

        while (1)

        {

               int cnt = 0;

               printf("%2d", e_danger[index]);

               while (e_danger[index] + 1 == e_danger[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", e_danger[index]);

               if (!e_danger[++index])

                       break;

               else

                       printf(" ");

        }

        index = 0;

        printf("\t\t");

        while (1)

        {

               int cnt = 0;

               printf("%2d", e_low[index]);

               while (e_low[index] + 1 == e_low[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", e_low[index]);

               if (!e_low[++index])

                       break;

               else

                       printf(" ");

        }

        printf("\n%10s\t", "지능");

        index = 0;

        while (1)

        {

               int cnt = 0;

               printf("%2d", i_high[index]);

               while (i_high[index] + 1 == i_high[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", i_high[index]);

               if (!i_high[++index])

                       break;

               else

                       printf(" ");

        }

        index = 0;

        printf("\t\t");

        while (1)

        {

               int cnt = 0;

               printf("%2d", i_danger[index]);

               while (i_danger[index] + 1 == i_danger[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", i_danger[index]);

               if (!i_danger[++index])

                       break;

               else

                       printf(" ");

        }

        index = 0;

        printf("\t\t");

        while (1)

        {

               int cnt = 0;

               printf("%2d", i_low[index]);

               while (i_low[index] + 1 == i_low[index + 1])

                       index++, cnt++;

               if (cnt > 0)

                       printf("~%2d", i_low[index]);

               if (!i_low[++index])

                       break;

               else

                       printf(" ");

        }

        printf("\n");

}

[3번]

/*

응용 11.2.1을 이용하여 해당 연도의 위험일만 표시하도록 수정하시오

*/

#include <stdio.h>

#include <math.h>

 

#define PI 3.141592

 

long total_days(int year, int month, int day);

void print_biorhythm(long total);

int bio_status(int val, int mod);

 

int main(void)

{

        int byr, bmon, bday;

        int tyr, tmon, tday;

        long total = 0;

        printf("특정월의 바이오리듬 계산\n");

        printf("첫번째 날짜와 두번째 날짜를 입력하고 Enter 하세요.\n");

        printf("첫번째 날짜가 두번째 날짜보다 앞서야 합니다. \n\n");

        printf("생년 월일을 입력하세요 (ex: 1983 5 21): ");

        scanf("%d%d%d", &byr, &bmon, &bday);

        printf("보시고 싶은 년도를 입력하세요. (ex: 2004): ");

        scanf("%d", &tyr);

        tmon=1, tday = 1;

        total = total_days(tyr, tmon, tday) - total_days(byr, bmon, bday);

        printf("%d년 1월 1일과 %d년 %d월 %d일의 차이는 %ld일 입니다. \n\n", tyr, byr, bmon, bday, total);

        printf("바이오리듬 결과:\n");

        printf("위험기(D)\n");

        print_biorhythm(total, tmon);

        return 0;

}

 

/*

기준일(1년 1월 1일)로부터 특정일 사이의 날짜 수의 계산 함수 total_days

*/

long total_days(int year, int month, int day)

{

        int months[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };

        int i;

        long total = 0L;

        //4로 나누어지는 회수-100으로 나누어지는 횟수(평년)+400으로 나누어지는 횟수

        total = (year - 1) * 365L + (year - 1) / 4 - (year - 1) / 100 + (year - 1) / 400;

        if (!(year % 4) && year % 100 || !(year % 400)) //윤년일 때만 2월달 일 수 하루 추가

               months[1]++;

        for (i = 0; i < month - 1; i++)

               total += months[i];

        total += day;

        return total;

}

 

/*

바이오리듬의 상태를 판단하는 함수 bio_status

*/

int bio_status(int v, int mod)

{

        int result=0;

        double r;

        r = sin(v*3.141592 / (mod / 2.0));

        if ((-0.2 <= r) && (r <= 0.2))

               result++; //위험기

        return result;

}

 

/*

바이오리듬의 결과를 출력하는 함수 print_biorhythm

*/

void print_biorhythm(long total)

{

        int dayindex;

        int physical, emotion, intellect;

        for (int month = 1; month <= 12; month++)

        {

               if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12)

               {

                       for (dayindex = 1; dayindex <= 31; dayindex++)

                       {

                              physical = total % 23;

                              emotion = total % 28;

                               intellect = total % 33;

                              if (bio_status(physical, 23))

                                      printf("신체:%d월 %2d일\n", month, dayindex);

                              if(bio_status(emotion, 28))

                                      printf("감성:%d월 %2d일\n", month, dayindex);

                              if(bio_status(intellect, 33))

                                      printf("지성:%d월 %2d일\n", month, dayindex);

                              total++;

                       }

               }

               else if (month == 2)

               {

                       for (dayindex = 1; dayindex <= 28; dayindex++)

                       {

                              physical = total % 23;

                              emotion = total % 28;

                              intellect = total % 33;

                              if (bio_status(physical, 23))

                                      printf("신체:%d월 %2d일\n", month, dayindex);

                              if (bio_status(emotion, 28))

                                      printf("감성:%d월 %2d일\n", month, dayindex);

                              if (bio_status(intellect, 33))

                                      printf("지성:%d월 %2d일\n", month, dayindex);

                              total++;

                       }

               }

               else

               {

                       for (dayindex = 1; dayindex <= 30; dayindex++)

                       {

                              physical = total % 23;

                              emotion = total % 28;

                              intellect = total % 33;

                              if (bio_status(physical, 23))

                                      printf("신체:%d월 %2d일\n", month, dayindex);

                              if (bio_status(emotion, 28))

                                      printf("감성:%d월 %2d일\n", month, dayindex);

                              if (bio_status(intellect, 33))

                                      printf("지성:%d월 %2d일\n", month, dayindex);

                              total++;

                       }

               }

        }

}

개발환경:Visual Studio 2017

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