#include <stdio.h>
void print_numbers(int n,int current){
    if(n<1){
        printf("Invalid input\n");
        return;
    }
    if(current>n){
        return;
    }
    printf("%d\n",current);
    print_numbers(n,current+1);
}
int main(){
    int n;
    scanf("%d",&);
    printf_number(n,1);
    return 0;
}