取近似值c++
取近似值
http://www.nowcoder.com/questionTerminal/3ab09737afb645cc82c35d56a5ce802a
#include<iostream>
using namespace std;
int main()
{
double num;
cin>>num;
if(num-(int)num>=0.5)
cout<<int(num)+1;
else
cout<<int(num);
return 0;
}
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