90分求解

B2016 浮点数向零舍入

zhangluo @ 2024-03-06 21:36:19

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    long long x;

    cin>>a;
    if(a>0){
        x=floor(a);
    }
    if(a<0){
        x=ceil(a);
    }
    cout<<x;
    return 0;

by zhangluo @ 2024-03-06 21:36:44

90分求解


by ccf666 @ 2024-03-06 21:45:38

那么如果输入0怎么办呢


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