走过陆过不要错过，10秒就能做出来的

Question

Answer 1

int main()
{
int i, j,n;
float temp, sum;
printf("请输入正整数 n：");
scanf("%d", &n);
temp = sum = 0.0;
for (i = 1; i <= n ; i++)
{
for (j = 1; j <= i; j++)
temp += sqrt((float)j);
sum += temp;
temp = 0.0;
}
printf("sum = %d\n", sum);
return 0;
}