Thread: Resistance Calculator , my resistor values are wrong at the end for calculation2&3

Code:

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main()






{
    char c1, c2, c3, c4, c5, c6, choicenew;
    int choiceRs;
    float RsP,Rs3,Rs2,Rs1,choiceSP3,choiceSP2,choiceSP1,choiceSP=0,choiceRs3,choiceRs2,choiceRs1,rone3,rone2,rone1,rtwo3,rtwo2,rtwo1,rthree3,rthree2,rthree1;
    printf("-----------------------------------------------------------------------------------------------------------------------\n");
    printf("Project Done By:123\nProject Title: Resistance Calculator\n");
    printf("-----------------------------------------------------------------------------------------------------------------------\n");
    start:
    printf("Enter 6 secret Number(PASSWORD): \n");
    c1 = getch(); putchar('*');
    c2 = getch(); putchar('*');
    c3 = getch(); putchar('*');
    c4 = getch(); putchar('*');
    c5 = getch(); putchar('*');
    c6 = getch(); putchar('*');


             if (c1 == '1' && c2 == '2' && c3 == '3' && c4 == '4' && c5 == '5' && c6 == '6')
        {
            printf("\nWelcome to Equivalent Resistance Calculator!!! \n");


            printf("\nYou're advised to Calculate 3 times for proper Summary\n");
        }
        else
        {
          printf("\n You have entered wrong Password!\n");
          goto start;




        }
        /* printf("\nSshhh!! Secret letters you typed are: %c%c%c%c%c%C", c1, c2, c3, c4, c5, c6);*/








select:
         printf("\nSelect Either Series or Parallel Circuit\n");
         printf("\nPress 1 for Series Circuit \nPress 2 for Parallel Circuit\n ");


 {


        int choiceSP, i;
        float r[3] , RsS = 0;
        start2:
        scanf("%d",&choiceSP);


        choiceSP3=choiceSP2;
        choiceSP2=choiceSP1;
        choiceSP1=choiceSP;




switch (choiceSP)


{
case 1 :
        printf("You have chosen *Series Circuit* ");


{
         printf("\nEnter the number of Resistors in your circuit:\n ");
         printf("\nPress 1 for 2 Resistors \nPress 2 for 3 Resistors \n ");


                 int choiceRs;
                 start3:
                 scanf("%d",&choiceRs);


                 choiceRs3=choiceRs2;
                 choiceRs2=choiceRs1;
                 choiceRs1=choiceRs;




switch (choiceRs)


                {
                case 1 :
                  printf("\nYou have chosen *2 Resistors*");
{
                  {


                    printf("\nEnter Value of Each Resistor (in Ohm) : \n");


                    for (i = 0; i < 2; i++)
                      {
                        printf("\nR%d : ", i + 1);
                        scanf("%f", &r[i]);
                       rone3=rone2;
                       rone2=rone1;
                       rone1=r[0];
                       rtwo3=rtwo2;
                       rtwo2=rtwo1;
                       rtwo1=r[1];
                       rthree3=rthree2;
                       rthree2=rthree1;
                       rthree1=r[2];
                      }


                    for (i = 0; i < 2; i++)
                    {
                    RsS = RsS + r[i];
                    }


                    printf("\nEquivalent Series Resistance = %.4f Ohm", RsS);


                                                                Rs3=Rs2;
                                                                Rs2=Rs1;
                                                                Rs1=RsS;
                    getch();
                    system("CLS");
YN1 :
{
       printf("\nDo you want to calculate a new one?\n");
       printf("\nPress Y for *Yes* and N for *No* (End Program after showing summary)\n");
       fflush(stdin);
       scanf("%c", &choicenew);


       system("CLS");
  {




       if (choicenew == 'Y' || choicenew == 'y')
           {
            goto select;
           }
       else if (choicenew == 'N' || choicenew == 'n')
           {
            goto summary;
            break;
           }
       else if (choicenew != 'Y' || choicenew != 'y' || choicenew != 'N' || choicenew != 'n')
           {
            printf("Please choose either Y or N");
            goto YN1;
           }


  }


}
                      }
                     break;




                    case 2 :
                    printf("\nYou have chosen *3 Resistors*");
                    {
                    {
                         printf("\nEnter Value of Each Resistor (in Ohm)  : \n");


                         for (i = 0; i < 3; i++)
                       {
                        printf("\nR%d : ", i + 1);
                        scanf("%f", &r[i]);


                      rone3=rone2;
                       rone2=rone1;
                       rone1=r[0];
                       rtwo3=rtwo2;
                       rtwo2=rtwo1;
                       rtwo1=r[1];
                       rthree3=rthree2;
                       rthree2=rthree1;
                       rthree1=r[2];


                       }
                       for (i = 0; i < 3; i++)
                       {
                       RsS = RsS + r[i];
                       }


                    printf("\nEquivalent Series Resistance = %.4f Ohm", RsS);


                                                                      Rs3=Rs2;
                                                                      Rs2=Rs1;
                                                                      Rs1=RsS;


                    getch();
                    system("CLS");


YN2 :
 {
      printf("\nDo you want to calculate a new one?\n");
      printf("\nPress Y for *Yes* and *N* for No (End Program after showing summary) \n");
      fflush(stdin);
      scanf("%c", &choicenew);
      system("CLS");
      if (choicenew == 'Y' || choicenew == 'y')
         {
          goto select;
         }
      else if (choicenew == 'N' || choicenew == 'n')
         {
          goto summary;
          break;
         }
      else
         {
          printf("Please choose either Y or N");
          goto YN2;
         }


 }


                        }
                            }


break;
default:
printf("Sorry you are only allowed to choose either 2 or 3 resistors\n");


goto start3;
break;


}


                            }
                            break;
case 2 :
               printf("You have chosen *Parallel Circuit*");
               float RsP = 0, invRsP = 0;
            {
              printf("\nEnter the number of Resistors in your circuit:\n ");
              printf("\nPress 1 for 2 Resistors \nPress 2 for 3 Resistors \n ");


                int choiceRs;
                start4:
                scanf("%d",&choiceRs);
                 choiceRs3=choiceRs2;
                 choiceRs2=choiceRs1;
                 choiceRs1=choiceRs;


switch (choiceRs)






{
    case 1 :
    printf("\nYou have chosen *2 Resistors*");
    /*float r[10];*/


 {
     {
     printf("\nEnter Value of Each Resistor (in Ohm)  : n");
     for (i = 0; i < 2; i++)
     {
     printf("\n R%d : ", i + 1);
     scanf("%f", &r[i]);
       rone3=rone2;
                       rone2=rone1;
                       rone1=r[0];
                       rtwo3=rtwo2;
                       rtwo2=rtwo1;
                       rtwo1=r[1];
                       rthree3=rthree2;
                       rthree2=rthree1;
                       rthree1=r[2];
     }
     for (i = 0; i < 2; i++)
     {
     invRsP+=(1.0/r[i]);
     }
     RsP=(1.0/invRsP);
     }


     printf("\nEquivalent Parallel Resistance = %.4f Ohm", RsP);


                                                        Rs3=Rs2;
                                                        Rs2=Rs1;
                                                        Rs1=RsP;


       getch();
       system("CLS");
YN3:
{




    printf("\nDo you want to calculate a new one?\n");
    printf("\nPress Y for *Yes* and N for *No* (End Program after showing summary)\n");
    fflush(stdin);
    scanf("%c", &choicenew);
    system("CLS");
    if (choicenew == 'Y' || choicenew == 'y')
    {
     goto select;
    }
    else if (choicenew == 'N' || choicenew == 'n')
    {
     goto summary;
     break;
    }
    else
     {
       printf("Please choose either Y or N");
       goto YN3;
     }
}
}
break;
            case 2 :
              printf("\nYou have chosen *3 Resistors*");
{
        {
             printf("\nEnter Value of Each Resistor (in Ohm) : \n");
             for (i = 0; i < 3; i++)
            {
             printf("\n R%d : ", i + 1);
             scanf("%f", &r[i]);


             rone3=rone2;
                       rone2=rone1;
                       rone1=r[0];
                       rtwo3=rtwo2;
                       rtwo2=rtwo1;
                       rtwo1=r[1];
                       rthree3=rthree2;
                       rthree2=rthree1;
                       rthree1=r[2];
            }
            for (i = 0; i < 3; i++)
            {
             invRsP+=(1.0/r[i]);
            }
            RsP=(1.0/invRsP);
        }


        printf("\nEquivalent Parallel Resistance = %.4f Ohm", RsP);


                                                            Rs3=Rs2;
                                                            Rs2=Rs1;
                                                            Rs1=RsP;
            getch();
            system("CLS");
YN4:
{
       printf("Do you want to calculate a new one?");
       printf("\nPress Y for *Yes* and N for *No* (End Program after showing summary)\n");
       fflush(stdin);
       scanf("%c", &choicenew);
       system("CLS");
       if (choicenew == 'Y' || choicenew == 'y')
      {
      goto select;
      }
      else if (choicenew == 'N' || choicenew == 'n')
      {
       goto summary;
       break;
      }
      else
      {
       printf("Please choose either Y or N");
       goto YN4;
      }


}
}


       break;
default:
printf("Sorry you are only allowed to choose either 2 or 3 resistors\n");
goto start4;
break;


}
}
       default:
       printf("Sorry please choose either 1 or 2 \n");
       goto start2;
       break;
}


summary:


    system("COLOR CF");


    printf("---------------------------------------------------------------------------------------------------------------------");
    printf("\nTake Note :");
    printf("\n\nCircuit type:\n1 = Series Circuit &\n2 = Parallel Circuit\n\n");
    printf("\nCalculation 1 is the latest while Calculation 3 was the earliest");
    printf("\n---------------------------------------------------------------------------------------------------------------------\n");


    printf("\nCalculation 1 : Equivalent Resistance = %.4f Ohm You chose Circuit type %.f  and %.f Resistors  \nR1=%.f, R2=%.f, R3=%.f\n",Rs1,choiceSP1,choiceRs1 + 1, rone1, rtwo1, rthree1);
    printf("\nCalculation 2 : Equivalent Resistance = %.4f Ohm You chose Circuit type %.f  and %.f Resistors  \nR1=%.f, R2=%.f, R3=%.f\n",Rs2,choiceSP2,choiceRs2 + 1, rone2, rtwo2, rthree2);
    printf("\nCalculation 3 : Equivalent Resistance = %.4f Ohm You chose Circuit type %.f  and %.f Resistors  \nR1=%.f, R2=%.f, R3=%.f\n",Rs3,choiceSP3,choiceRs3 + 1, rone3, rtwo3, rthree3);
    printf("\n*********************************************************************************************************************\n");


    printf("                                                THANK YOU!!!!                                                            ");


    printf("*********************************************************************************************************************");
























}
} }