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lucontre

lab 4 problema 2

May 10th, 2018
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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int factorial(int); //declaro prototipo de funcion
  5.  
  6. int main()
  7. {
  8.    
  9.     int num, u;
  10.     do{
  11.     printf("ingrese el numero que desea calcular el factorial\n");
  12.     scanf("%i",&num);
  13.     }
  14.     while(num<0);
  15.     printf("%i",factorial(num));
  16. return 0;
  17. }
  18.  
  19. int factorial(f){ // HAORA declaro la funcion
  20.  int fact =1;
  21.  int i;
  22.  for(i=1;i<=f;i++){
  23.     fact = fact*i;
  24.  }
  25.  return fact;
  26. }
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