解决平方根不等式问题

    //循环法
    #include"stdio.h"
    #include"math.h"
    int main()
    {
    double sum,i;
    int n, m;
    printf("请输入n:");
    scanf_s("%d",&n);
    for (m = 1;; m++)
    {
        sum = 0;
        for (i = m; i <= 2 * m; i++)
        {
            sum = sqrt(i) + sum;
        }
        if (sum >= n)  break;
    }
    printf("解为：m>=%d",m);
    return 0;
     }