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  1. #include <stdio.h>
  2. #include <unistd.h>
  3. #include <sys/types.h>
  4.  
  5. int main()
  6. {
  7.     pid_t c1, c2;
  8.     float a;
  9.  
  10.     printf("Enter value of a: ");
  11.     scanf("%f", &a);
  12.  
  13.     c1 = fork();
  14.  
  15.     if (c1 == 0)
  16.     {
  17.         printf("First Child (Circle)\n");
  18.         printf("Area of Circle = %.2f\n", 3.14 * a * a);
  19.         printf("Perimeter of Circle = %.2f\n", 2 * 3.14 * a);
  20.         return 0;
  21.     }
  22.  
  23.     c2 = fork();
  24.  
  25.     if (c2 == 0)
  26.     {
  27.         printf("Second Child (Square)\n");
  28.         printf("Area of Square = %.2f\n", a * a);
  29.         printf("Perimeter of Square = %.2f\n", 4 * a);
  30.         return 0;
  31.     }
  32.  
  33.     return 0;
  34. }
  35.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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Standard input is empty
stdout
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Enter value of a:
https://ideone.com/SzmwDB
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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