为什么全WA?!

P5719 【深基4.例3】分类平均

zkdphy @ 2024-01-31 10:28:23

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,k,c=0,tot=0;
    double A,B,sum,ans;
    cin>>n>>k;
    for(int i=1;i<=n;i++){
        if(i%k==0){
            sum+=i;
            tot++;
        }
        else{
            ans+=i;
            c++;
        }
        A=sum/tot;
        B=ans/c;
    }
    printf("%.1f %.1f",A,B);
    return 0;
} 

by jinglinbankemeng @ 2024-01-31 10:31:04

你看私信!


by jinglinbankemeng @ 2024-01-31 10:34:40

你把double A,B,sum,ans;改成double A,B,sum=0,ans=0;就可以AC!


|