问题 1040: C语言程序设计教程（第三版）课后习题9.6

/********************************************************************
@file     Main.cpp
@date     2017-05-28 21:57:02
@author   Zoro_Tiger
@brief    问题 1040: C语言程序设计教程（第三版）课后习题9.6
          http://www.dotcpp.com/oj/problem1040.html
********************************************************************/
#include <cstdio>

#define TEST
#undef  TEST

int main(int argc, const char* argv[])
{

#ifdef TEST
    freopen("in.txt", "r", stdin);
    freopen("out.txt", "w", stdout);
#endif

    //!输入
    float fNum = 0;
    scanf("%f", &fNum);

    //!输出
    printf("%6.2f\n", fNum);
    printf("%6.2f %6.2f\n", fNum, fNum);
    printf("%6.2f %6.2f %6.2f\n", fNum, fNum, fNum);

    return 0;
}