#include<stdio.h>

int main(void){
    
    int n;
    scanf("%d",&n);
    
    for(int i=1;i<=n;i++){
        for(int j=0;j<n;j++){
            if(i==10){printf("0000000000\n");return 0;}
            printf("%d",i);  }}
    
    printf("\n");

    return 0;
}