#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
 
void print_factorial(uint64_t num){
        uint64_t fact = 1, i = 1, ans;
        while(num/fact > i){
                i++;
                fact*=i;
 
        }
        for(i; i > 0; i--){
                ans = num/fact;
                num = num - ans*fact;
                fact/=i;
                printf("%u.", ans);
        }
 
        printf("\n");
 
}
 
int main(){
        uint64_t num, res;
        res = scanf("%u", &num);
        if( res != 1 || num < 1) {
                printf("Wrong input\n");
                abort();
        }
        print_factorial(num);
		return 0;
}

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

NDU=

45