输入一个double型的数,使该数保留小数点后两位,对第三位小数进行四舍五入,然后输出此数.#includevoid main(){double x;printf("enter x:\n");scanf("lf%",&x);printf("x1=%d\n",x);x=x*100;x=x+0.5;x=(int)(x);x=x/100;printf("x2=
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![输入一个double型的数,使该数保留小数点后两位,对第三位小数进行四舍五入,然后输出此数.#includevoid main(){double x;printf(](/uploads/image/z/2673842-50-2.jpg?t=%E8%BE%93%E5%85%A5%E4%B8%80%E4%B8%AAdouble%E5%9E%8B%E7%9A%84%E6%95%B0%2C%E4%BD%BF%E8%AF%A5%E6%95%B0%E4%BF%9D%E7%95%99%E5%B0%8F%E6%95%B0%E7%82%B9%E5%90%8E%E4%B8%A4%E4%BD%8D%2C%E5%AF%B9%E7%AC%AC%E4%B8%89%E4%BD%8D%E5%B0%8F%E6%95%B0%E8%BF%9B%E8%A1%8C%E5%9B%9B%E8%88%8D%E4%BA%94%E5%85%A5%2C%E7%84%B6%E5%90%8E%E8%BE%93%E5%87%BA%E6%AD%A4%E6%95%B0.%23includevoid+main%28%29%7Bdouble+x%3Bprintf%28%22enter+x%3A%5Cn%22%29%3Bscanf%28%22lf%25%22%2C%26x%29%3Bprintf%28%22x1%3D%25d%5Cn%22%2Cx%29%3Bx%3Dx%2A100%3Bx%3Dx%2B0.5%3Bx%3D%28int%29%28x%29%3Bx%3Dx%2F100%3Bprintf%28%22x2%3D)
输入一个double型的数,使该数保留小数点后两位,对第三位小数进行四舍五入,然后输出此数.#includevoid main(){double x;printf("enter x:\n");scanf("lf%",&x);printf("x1=%d\n",x);x=x*100;x=x+0.5;x=(int)(x);x=x/100;printf("x2=
输入一个double型的数,使该数保留小数点后两位,对第三位小数进行四舍五入,然后输出此数.
#include
void main()
{
double x;
printf("enter x:\n");
scanf("lf%",&x);
printf("x1=%d\n",x);
x=x*100;
x=x+0.5;
x=(int)(x);
x=x/100;
printf("x2=%f\n",x);
}
输入一个double型的数,使该数保留小数点后两位,对第三位小数进行四舍五入,然后输出此数.#includevoid main(){double x;printf("enter x:\n");scanf("lf%",&x);printf("x1=%d\n",x);x=x*100;x=x+0.5;x=(int)(x);x=x/100;printf("x2=
#include
void main()
{
double x;
printf("enter x:\n");
scanf("%lf",&x);
printf("x1=%lf\n",x);
x=x*100;
x=x+0.5;
x=(int)(x);
x=x/100.0;
printf("x2=%.2lf\n",x);
return 0;
}