随机生成数

#include<stdio.h>
#include<stdlib.h>
#include<time.h>

void main()
{
time_t ts;
srand((unsigned int)time(&ts));
int a[10];
for (int i = 0; i < 10; i++)
{
a[10] = rand() % 100;
printf("\n%d,%x",a[10],&a[10]);
}
int all = 0;
double total = 0.0;
for (int i = 0; i < 10; i++)
{
all += a[10];

}
total = all;
total /= 10;
printf("\n和=%d,平均值=%f", all, total);

getchar();
}