【C】#实现四舍五入#
实现四舍五入
https://www.nowcoder.com/practice/020a0cf673174d5795d97ae79cff59a0
#include <stdio.h>
int main()
{
float a;
int b;
scanf("%f", &a);
if(a >= 0)
{
b = (int)(a + 0.5);
printf("%d", b);
}
else
{
b = (int)(a - 0.5);
printf("%d", b);
}
return 0;
}