每日打卡

include

include<stdlib.h>

using namespace std;
int main()
{
int n, sum, i, * p;
cout << "enter n" << endl;
cin >> n;

if ((p = (int*)calloc(n, sizeof(int))) == NULL)//动态分配
{
	cout << "fuck";
	exit(1);
}

for (i = 0; i < n; i++)
{
	scanf("%d", p + i);
}

sum = 0;
for (i = 0; i < n; i++)
{
	sum = sum + *(p + i);
}

cout << "the sum is" << sum;
free(p);

return 0;

}