Information
- ID
- 6552
- Time
- 1000ms
- Memory
- 256MiB
- Difficulty
- 5
- Tags
- (None)
- # Submissions
- 52
- Accepted
- 26
- Uploaded By
求平均值
#include<bits/stdc++.h>
using namespace std;
int x,countt;
int main(){
cin>>n>>m;
for(int i=1;i<=n;i++){
cin>>x;
countt+=x;
}
if(1.0/n*countt>=m) cout<<"YES";
else cout<<"NO";
}
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