#include<stdio.h>
#include<time.h>
clock_t start,stop;
double s;
void cs1 (int n)
{
int i ;
for(i=0;i<=n;i++)
printf("%d ",i);
printf("\n");
}
main()
{
int n;
scanf("%d",&n);
start = clock();
cs1(n); //这里加入需要计时的函数
stop = clock();
s= ((double)(stop-start))/CLK_TCK;printf("%f",s);
printf("\n");
}
/*以秒为单位*/