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n=input() g=1 while n: g*=n while g%10==0g%10<1:g/=10 g%=10**9 n-=1 print g%10
n=input() g=1 while n: g*=n while g%10==0:g/=10 g%=10**9 n-=1 print g%10
n=input() g=1 while n: g*=n while g%10<1:g/=10 g%=10**9 n-=1 print g%10
n=input() g=1 while n: g*=lg*=n while not g%10g%10==0:g/=10 g%=10**9 n-=1 print g%10
n=input() g=1 while n: g*=l while not g%10:g/=10 g%=10**9 n-=1 print g%10
