#define _CRT_SECURE_NO_WARNINGS
#include
void main()
{
double moeny = 0;
scanf("%lf",&moeny);
printf("多少%f元", moeny);
double rufest = (int)(moeny * 10 + 0.5) / 10.0;
printf("\nrufest=%f", rufest);
if (moeny<rufest)
{
printf("%f元四舍五入",moeny-rufest);
}
system("pause");
}
还是微软牛逼：C#两句话搞定四舍六入：五取偶
double i = Math.Round(1.25, 1);
Console.WriteLine(i);
Original: https://www.cnblogs.com/yijieyufu/p/12390473.html
Author: Aquiet
Title: C语言 四舍五入(学习转型练习)
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