TheMathGame.c

#include <stdio.h>
#include <time.h>
#include <stdlib.h>
#include <string.h>

void load(char* name, double* earnings, int* correct, int* incorrect);

void intro() {
   printf("***********************\n");
   printf("***********************\n");
   printf("***********************\n");
   printf("******           ******\n");
   printf("******TheMathGame******\n");
   printf("******  By Prof .******\n");
   printf("******  Flores   ******\n");
   printf("***********************\n");
   printf("***********************\n");
   printf("***********************\n\n");
   printf("y/Y to continue, any other char to exit \n");
}

void getName(char* name) {
   printf("Enter your name and press <ENTER>");
   scanf("%s%*c", name);
}

int savestats(char name[], double dearnings, int icorrect, int iincorrect)
{
   FILE*fp = fopen("data.txt", "r");
   FILE*op = fopen("temp.txt", "w");
   if (fp != NULL)
   {
      char temp[256] = {};
      int correct = 0;
      int incorrect = 0;
      double earnings = 0;
      while (!feof(fp))
      {
         fscanf(fp, "%s %lf %d %d\n", temp, &earnings, &correct, &incorrect);
         if (strcmp(temp, name) == 0)
            continue;
         fprintf(op, "%s %lf %d %d\n", temp, earnings, correct, incorrect);
      }
      fclose(fp);
      remove("data.txt");
   }
   fprintf(op, "%s %lf %d %d\n", name, dearnings, icorrect, iincorrect);
   fclose(op);
   rename("temp.txt", "data.txt");
   return 0;
}


void stats(char name[]) {
   FILE* fp = NULL;
   fp = fopen("data.txt", "r");
   if (fp != NULL) {
      char strTemp[255] = {};
      int correct = 0;
      int incorrect = 0;
      double earnings = 0.0;
      while (strcmp(name, strTemp) != 0)
      {
         fscanf(fp, "%s %lf %d %d", strTemp, &earnings, &correct, &incorrect);
      }

      printf("********************************\n");
      printf("********************************\n");
      printf("********************************\n");
      printf("******                     *****\n");
      printf("******%s                   *****\n", name);
      printf("******Total Earnings $%.2lf*****\n", earnings);
      printf("******Total Correct %d     *****\n", correct);
      printf("******Total Correct %d     *****\n", incorrect);
      printf("*******************************\n");
   }
   fclose(fp);
}


int printProb(char probType, char name[]) {
   int randNum1;
   int randNum2;
   int input=0;
   int result = 0;
   char type[20] = {};
   char oper=0;
   int temp;
   srand(time(0));
   randNum1 = rand() % 10 + 1;
   randNum2 = rand() % 10 + 1;
   if (probType == '1')
   {
      strcpy(type, "ADDITION");
      oper = '+';
      result = randNum1 + randNum2;
   }
   else if (probType == '2')
   {
      strcpy(type, "SUBTRACTION");
      oper = '-';
      result = randNum1 - randNum2;
      if (result < 0)
      {
         temp = randNum1;
         randNum1 = randNum2;
         randNum2 = temp;
         result = randNum1 = randNum2;
      }
   }
   else if (probType == '3')
   {
      strcpy(type, "MULTIPLITION");
      oper = '*';
      result = randNum1 * randNum2;
   }
   else if (probType == '4')
   {
      strcpy(type, "DIVIDITION");
      oper = '/';
      result = randNum1 / randNum2;
   }
   printf("******%13s*****\n", type);
   printf("************************\n");
   printf("************************\n");
   printf("***** %2d %c %2d = ? ******\n", randNum1, oper, randNum2);
   printf("************************\n");
   printf("************************\n");

   scanf("%d%*c", &input);

   if (input == result) {
      return true;
   }
   else {
      return false;
   }
}

void right(double* earnings, int* correct) {
   *earnings += 0.5;
   *correct += 1;
   printf("***********RIGHT!***********\n");
}

void wrong(double* earnings, int* incorrect) {
   *earnings -= 0.3;
   *incorrect += 1;
   printf("***********WRONG!***********\n");
}

void problems(char name[], double* earnings, int* correct, int* incorrect) {
   bool a = true;
   while (a) {
      printf("******CHOOSE A PROBLEM*****\n");
      printf("***************************\n");
      printf("***************************\n");
      printf("******               ******\n");
      printf("****** 1. ADD        ******\n");
      printf("****** 2. SUBTRACT   ******\n");
      printf("****** 3. MULTIPLY   ******\n");
      printf("****** 4. DIVIDE     ******\n");
      printf("****** 5. STATS      ******\n");
      printf("****** n/N to Quit   ******\n");
      printf("***************************\n");
      printf("***************************\n");

      char probType;
      scanf("%c%*c", &probType);
      if (probType >= '1' && probType <= '4')
      {
         if (printProb(probType, name) == true)
            right(earnings, correct);
         else
            wrong(earnings, incorrect);
         savestats(name, *earnings, *correct, *incorrect);
      }
      else if (probType == '5')
         stats(name);
      else if (probType == 'n' || probType == 'N')
         a = false;
   }
}
int main(void) {
   char name[256] = {}; // 사람새끼가 이름이 256자씩되겠노?
   int correct = 0;
   int incorrect = 0;
   double earnings = 0;
   intro();
   char answer;
   scanf("%c%*c", &answer);

   if (answer == 'Y' || answer == 'y') {
      getName(name);
      load(name, &earnings, &correct, &incorrect);
      savestats(name, earnings, correct, incorrect);
      problems(name, &earnings, &correct, &incorrect);
   }
   else {
      return 0;
   }
}

void load(char* name, double* earnings, int* correct, int* incorrect)
{
   char temp[256] = {};
   double tearning = 0;
   int tcorrect = 0;
   int tincorrect = 0;
   FILE* fp = fopen("data.txt", "r");
   if (fp == NULL)
      return;
   else
   {
      while (!feof(fp))
      {
         fscanf(fp, "%s %lf %d %d\n", temp, &tearning, &tcorrect, &tincorrect);
         if (strcmp(temp, name) == 0)
         {
            *earnings = tearning;
            *correct = tcorrect;
            *incorrect = tincorrect;
         }
      }
   }
   fclose(fp);
}