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Re:谁给我看看代码,结果Runtime Error,算法贪心,自己运行没问题!!!In Reply To:谁给我看看代码,结果Runtime Error,算法贪心,自己运行没问题!!! Posted by:xtu716 at 2007-07-22 10:57:09 > #include <stdio.h>
> #include <math.h>
>
> void main()
> {
> int MAX,a1,min,i,j,k,end[50000][2],max=0;
> int N,M,day[50000];
> double add=0.0;
> scanf("%d %d",&N,&M);
> for(i=0;i<N;i++)
> scanf("%d",&day[i]);
> for(i=0;i<N;i++)
> add += day[i];
> add /=M;
> for(i=0;i<N;i++)
> if(max<day[i])
> max=day[i];
> if(max<add)max=add;
> MAX=max;
> for(i=0;i<N-1;i++)
> {
> end[i][0] = day[i] + day[i+1];
> end[i][1] = abs(max - end[i][0]);
> }
> for(i=0;i<N-M;i++)
> {
> int YI=0;
> for(j=0;j<N;j++)
> if(end[j][0]<=MAX&&end[j][0]>0)
> {YI++;j++;}
> if(YI>=N-M-i)break;
>
> for(j=0,min=end[j][1];j<N-1;j++)
> {
> if(min>end[j][1])
> {
> min=end[j][1];
> a1=j;
> }
> }
> if(day[j]>MAX)
> MAX=day[j];
> for(k=j+1;day[k]==0;k++);
> day[j]+=day[k];
> day[k]=0;
> for(k++;day[k]==0;k++);
> end[j][0] = day[j] + day[k];
> end[j][1] = abs(max - end[j][0]);
> }
> printf("%d",MAX);
> }
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