#include <stdio.h>
int main()
{
    int i;
    for(i=-12;i<=12;i++){
        printf("%d ",i);
    }
    int k=-12;
    printf("\n");
    while(k>=-12 && k<=12){
        printf("%d ",k);
        k=k+1;
    }
    int j=-12;
    printf("\n");
    do{
        printf("%d ",j);
        j=j+1;
    }while(j>=-12 && j<=12);
}