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/** md shafayat karim CSE, International Islamic University chittagong */ #include <stdio.h> int main() { long long int N; int num; scanf("%d", &num); for (int j = 1; j <= num; j++) { scanf("%lld", &N); long long int count = 1; for (int i = 1; i <= N; i++) { count = count * i; } printf("%lld\n", count); } return 0; }