Run ID | 作者 | 问题 | 语言 | 测评结果 | 分数 | 时间 | 内存 | 代码长度 | 提交时间 |
---|---|---|---|---|---|---|---|---|---|
98213 | CSYZLinGS | 早凉的函数2 | C++ | 通过 | 100 | 354 MS | 3380 KB | 573 | 2023-08-14 12:28:22 |
using namespace std; int n; ll a[N],b[N]; ll ans; int main(){ scanf("%d",&n); for(int i=1;i<=n;++i)scanf("%lld",a+i); ll nw=1; for(int k=0;k<=15;++k){ nw*=10; for(int j=1;j<=n;++j){ b[j]=a[j]%nw; ans+=2*n*((a[j]/(nw/10))%10); } sort(b+1,b+n+1); int i=1,j=n; for(;i<=n;++i){ while(j&&b[i]+b[j]>=nw)--j; ans-=9*(n-j); } } printf("%lld\n",ans); return 0; }
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