数据统计最小／大／平均值

#define LOCAL

#include<stdio.h>

#define INF 1000000000

int main()

{

#ifdef LOCAL

freopen("data.in" ," r" ,stdin);

freopen("data.out","w",stdout);

#endif

int x,n=0,min=INF,max=-INF,s=0;

while(scanf("%d",&x)==1)

{

s+=x;

if(x<min)

min=x;

if(x>max)

max=x;

/*

printf("x=%d,min=%d,max=%d\n",x,min,max);

*/

n++;

}

printf("%d %d %.3lf\n",min,max,(double)s/n);

return 0;

}