题解 | #实现四舍五入#
实现四舍五入
http://www.nowcoder.com/practice/020a0cf673174d5795d97ae79cff59a0
#include <iostream>
using namespace std;
int main() {
double d;
cin >> d;
// write your code here......
cout << (d < 0 ? (int)(d - 0.5) : (int)(d + 0.5));
return 0;
}
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