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