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  1. #include <stdio.h>
  2.  
  3. char *input_1 = "11"; // al posto di argv[1];
  4. char *input_2 = "3";  // al posto di argv[2];
  5.  
  6. int exp (int x, int y)
  7. {
  8.     if (x == 0)
  9.       {
  10.         return 0;
  11.       }
  12.     else if (y == 0)
  13.       {
  14.         return 1;
  15.       }
  16.     else
  17.       {
  18.         return (x * exp (x, y-1));
  19.       }
  20. }
  21.  
  22. int
  23. main (int argc, char *argv[])
  24. {
  25.     int x;
  26.     int y;
  27.     int z;
  28.  
  29.     // Converte le stringhe ottenute dalla riga di comando
  30.     // in numeri interi e li assegna alle variabili x e y.
  31.  
  32.     sscanf (input_1, "%i", &x);
  33.     sscanf (input_2, "%i", &y);
  34.  
  35.     z = exp (x, y);
  36.  
  37.     printf ("%i ** %i = %i\n", x, y, z);
  38.  
  39.     return 0;
  40. }
Success #stdin #stdout 0.01s 1720KB
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stdin
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Standard input is empty
stdout
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11 ** 3 = 1331
https://ideone.com/x0ei9
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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