#include<include>
void printNum(int n)
{
    if(n==0)
        return;
        printNum(n-1);
        printf("%d\n",n)
        
    }
    int main()
    {
        int n;
        scanf("%d",&n);
        if(n<1)
        {
            printf("Invalid input");
        }
        else
        {
            printNum(n);
        }
        return 0;
    }