1、
#include <stdio.h>
#define NUMBER 1000
int main(void)
{
int i, num, a[NUMBER];
do
{
printf("number of element: "); scanf("%d", &num);
if(num < 1 | num > 1000)
printf("the range is 1-%d\n", NUMBER);
}
while(num < 1 | num > 1000);
for(i = 0; i < num; i++)
{
printf("NO.%d: ", i + 1); scanf("%d", &a[i]);
}
printf("{");
for(i = 0; i < num; i++)
{
if(i == num - 1)
{
printf("%d",a[i]);
}
else
{
printf("%d,",a[i]);
}
}
printf("}\n");
return 0;
}