31 条题解
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-1
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#include<iostream> #include<stdio.h> using namespace std; int main() { int n; cin >> n; double num,sum,avrage; for (int i = 1; i <= n; i++) { cin >> num; sum += num; } avrage = sum/n; printf("%.4lf",avrage ); }
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#include <iostream> #include <math.h> #include <iomanip> using namespace std; #define LL Long Long const int N=1e5+10; const int INF=0x3f3f3f3f; int main() { int n; cin>>n; double num,sum,avrage; for (int i=1;i<=n;i++) { cin>>num; sum+=num; } avrage=sum/n; printf("%.4lf",avrage ); }
信息
- ID
- 921
- 时间
- 1000ms
- 内存
- 128MiB
- 难度
- 5
- 标签
- 递交数
- 1086
- 已通过
- 448
- 上传者