#include "math.h"
main()
{
    int m, i, k, h = 0, leap = 1;
    printf("\n");
    for (m = 101; m <= 200; m++)
    {
        k = sqrt(m + 1);
        for (i = 2; i <= k; i++)
            if (m%i == 0)
            {
                leap = 0; break;
            }
        if (leap) {
            printf("%-4d", m); h++;
            if (h % 10 == 0)
                printf("\n");
        }
        leap = 1;
    }
    printf("\nThe total is %d", h);
}

1>------ 已启动生成: 项目: ConsoleApplication4, 配置: Debug Win32 ------
1>  源.c
1>d:\用户目录\我的文档\visual studio 2015\projects\consoleapplication4\consoleapplication4\源.c(5): warning C4013: “printf”未定义；假设外部返回 int
1>d:\用户目录\我的文档\visual studio 2015\projects\consoleapplication4\consoleapplication4\源.c(8): warning C4244: “=”: 从“double”转换到“int”，可能丢失数据
1>源.obj : error LNK2019: 无法解析的外部符号 _printf，该符号在函数 _main 中被引用
1>d:\用户目录\我的文档\visual studio 2015\Projects\ConsoleApplication4\Debug\ConsoleApplication4.exe : fatal error LNK1120: 1 个无法解析的外部命令
========== 生成: 成功 0 个，失败 1 个，最新 0 个，跳过 0 个 ==========