Factorial

#include<stdio.h>
int fact(int a)
{
    int c=1;
    if(a<=1)
        return 1;
    else
        c=a*fact(a-1);
    return c;
}
void main()
{
    int num,f;
    printf("Enter the number");
    scanf("%d",&num);
    f=fact(num);
    printf("Factorial =%d",f);
}

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