File: fact1.c

package info (click to toggle)
c-cpp-reference 2.0.2-6
  • links: PTS
  • area: main
  • in suites: etch, etch-m68k, lenny
  • size: 8,012 kB
  • ctags: 4,612
  • sloc: ansic: 26,960; sh: 11,014; perl: 1,854; cpp: 1,324; asm: 1,239; python: 258; makefile: 115; java: 77; awk: 34; csh: 9
file content (28 lines) | stat: -rw-r--r-- 629 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
/**************************************************************************
 *
 * Purpose: generate the factorial of a number by iteration.
 * Author:  M. J. Leslie
 * Date:    09-Apr-94
 *
 **************************************************************************/

#include <stdio.h>

int factorial(int num);

main()
{
  int num;
  puts  ("This program will return the factorial of a number.");
  printf("Please enter the number ==> " );
  scanf("%d", &num);

  printf(" %d! is %d\n",num, factorial(num) );
}

int factorial(int num)
{
  int count, ans=1;
  for (count=1 ; count <= num; count++ ) ans *= count;
  return ans;
}