#include <stdio.h>
int main(){
    int severity;
    scanf("%d", &severity);
    if(severity >= 1 && severity <= 3) {
        printf("1\n1");
    }
    else if(severity >= 4 && severity <= 6){
        print("2\n1");
    }
    else if(severity >= 7 && severity <= 9){
        print("3\n2\n1");
    }
    else if(severity == 10) {
        printf("5\n3\n2\n1");
    }
    else{
        print("invalid input");
    }
    return 0;
}