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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. void inputResistances(float *r1, float *r2, float *r3){
  5.     printf("Enter Resistance 1: ");
  6.     scanf("%f", r1);
  7.     printf("Enter Resistance 2: ");
  8.     scanf("%f", r2);
  9.     printf("Enter Resistance 3: ");
  10.     scanf("%f", r3);
  11. }
  12.  
  13. float calculateRsum(float r1, float r2, float r3){
  14.     return (r1 * r2 * r3) / ((r1 * r2) + (r2 * r3) + (r1 * r3));
  15. }
  16. int main(){
  17.     float r1, r2, r3, rSum;
  18.  
  19.     printf("++++++++++++++++++++++++++++++\n");
  20.     printf("     Program   Resistance\n");
  21.     printf("++++++++++++++++++++++++++++++\n");
  22.  
  23.     inputResistances(&r1, &r2, &r3);
  24.  
  25.     printf("++++++++++++++++++++++++++++++\n");
  26.  
  27.     rSum = calculateRsum(r1, r2, r3);
  28.  
  29.     printf("Sum Resistance: %.2f\n", rSum);
  30.     printf("++++++++++++++++++++++++++++++\n");
  31.  
  32.     return 0;
  33. }
Success #stdin #stdout 0s 5284KB
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stdin
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Standard input is empty
stdout
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++++++++++++++++++++++++++++++
     Program   Resistance
++++++++++++++++++++++++++++++
Enter Resistance 1: Enter Resistance 2: Enter Resistance 3: ++++++++++++++++++++++++++++++
Sum Resistance: -nan
++++++++++++++++++++++++++++++
https://ideone.com/gH4AaX
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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