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Re:哪里不对了 请帮忙 谢谢In Reply To:哪里不对了 请帮忙 谢谢 Posted by:gucun4848 at 2008-07-20 10:20:33 #include<stdio.h> #include<algorithm> using namespace std; int a[20005]; int main() { int i,j,n,k,sum; scanf("%d",&k); for(j=1;j<=k;j++) { sum=0; scanf("%d",&n); for(i=0;i<n;i++) scanf("%d",&a[i]); sort(a,a+n); if(n%3==1) { sum+=a[0]; for(i=1;i<n;i=i+3) sum+=a[i]; printf("%d\n",sum); } else if(n%3==2) { sum+=a[0]+a[1]; for(i=2;i<n;i=i+3) sum+=a[i]; printf("%d\n",sum); } else { for(i=0;i<n;i=i+3) sum+=a[i]; printf("%d\n",sum); } } return 0; } 忘记 贴代码了!!!~~~~~ Followed by:
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