蓝桥杯--谈判

https://www.lanqiao.cn/problems/545/learning/?contest_id=55

 1 #include
 2 using namespace std;
 3 #include
 4 int main()
 5 {
 6     int n,i=1,ans=0;
 7     scanf("%d",&n);
 8     int a[n];
 9     for(int i=0;i)
10         scanf("%d",&a[i]);
11     sort(a,a+n);
12     int b[n];
13     b[0]=a[0]+a[1];
14    for(i=1;i+1){
15     b[i]=b[i-1]+a[i+1];
16    }
17    for(i=0;i1;i++){
18     ans=ans+b[i];
19    }
20    printf("%d",ans);
21 }