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  1. #include <stdio.h>
  2. // Function prototypes
  3. int Square(int value);
  4. int Shrink(int value);
  5. int divide(int divide);
  6. int main () {
  7.   /* variable definition: */
  8.    int intValue, menuSelect,Results;
  9.    intValue = 1;
  10.    int intdivide;
  11.    intdivide = .5;
  12.    // While a positive number
  13.  while (intValue > 0)
  14.   {
  15.      printf ("Enter a positive Integer\n: ");
  16.      scanf("%d", &intValue);
  17.     if (intValue > 0)
  18.     {
  19. printf ("Enter 1 to calculate Square, 2 to Calculate Shrink \n: "); scanf("%d", &menuSelect);
  20. if (menuSelect == 1)
  21.      {
  22. // Call the Square Function
  23. Results = Square(intValue);
  24. printf("Square of %d is %d\n",intValue,Results);
  25.      }
  26.      else if (menuSelect == 2)
  27.      {
  28. // Call the Shrink function
  29. Results = Shrink(intdivide); 
  30. printf("Shrink of %d is %d\n",intValue,Results);
  31. } else
  32. printf("Invalid menu item, only 1 or 2 is accepted\n"); }
  33. } return 0;
  34. }
  35. /* function returning the Square of a number */
  36. int Square(int value)
  37. {
  38.     return value*value;
  39. }
  40. /* function returning the Shrink of a number */
  41. int divide(int divide)
  42. {
  43.     return divide*divide*divide;
  44. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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10
1
10
2
-99
compilation info 
/home/ymIVAU/ccCmOs6Y.o: In function `main':
prog.c:(.text.startup+0x9e): undefined reference to `Shrink'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/l7Mlva
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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