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//program to find factorial of number using for loop with decrement operator #include<stdio.h> #include<conio.h> void main() { int fact=1; int n,i; clrscr(); printf("\nenter a number to find factorial of "); scanf("%d",&n); for(i=n;i>=1;i--) { fact=fact*i; } printf("\nfactorial of number is %d",fact); getch(); }