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  1. #include "math.h"
  2. #include "stdio.h"
  3.  
  4. struct statStruct
  5. {
  6.     double sum;
  7.     double average;
  8.     double stdDev;  
  9. };
  10.  
  11. struct statStruct statsCalc(int a, int b, int c, int d, int e);
  12.  
  13. int main(void)
  14. {       
  15.     struct statStruct stats = statsCalc(3, 6, 9, 6, 6);
  16.     printf("Sum of inputs: %f\n Average of inputs: %f\n Standard deviation of inputs: %f\n", stats.sum, stats.average, stats.stdDev);
  17. }
  18.  
  19. struct statStruct statsCalc(int a, int b, int c, int d, int e)
  20. {
  21.     double argArray[5] = {(double)a, (double)b, (double)c, (double)d, (double)e};
  22.     double varArray[5];
  23.     double varSum = 0;
  24.  
  25. 	double sum=0;
  26. 	double average=0;
  27. 	double stdDev=0;
  28. 	int i;
  29. 	//calculating sum
  30.     for ( i = 0; i < 5; i++)
  31.     {
  32.         sum = sum + argArray[i];
  33.     }
  34. 	//calculating average
  35.     average = sum/5;
  36. 	//calculating std. deviation
  37.     for ( i = 0; i < 5; i++)
  38.     {
  39.         varArray[i] = pow(argArray[i] - average, 2);
  40.         varSum = varSum + varArray[i];
  41.     }
  42.     stdDev = sqrt(varSum/5);
  43.     //initializing the struct object to be returned (stats.attribute) is used to read and not write
  44.     struct statStruct stats = {sum,average,stdDev}; //at it's herat THIS IS WHAT YOU WERE MISSING
  45.     return stats;
  46. }
Runtime error #stdin #stdout 0s 2248KB
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stdin
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Standard input is empty
stdout
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Sum of inputs: 30.000000
 Average of inputs: 6.000000
 Standard deviation of inputs: 1.897367
https://ideone.com/kuQe63
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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