#include "stdio.h"
#include "string.h"
char a[102][102];
int sanjiao,Ni,Nj;
void search(int x,int y,int j)
 { int i,x1=x,x2=x,y1=y,M=1,ture,F[2]={-1,1};
   ture=0;
   while(1)
       { x1++;x2--;y1+=F[j];
	if(y1<0||y1>=Ni||x1>=Nj-y1||x2<y1) break;
         for(i=x2;i<=x1;i++)
            if(a[y1][i]!='-') ture=1;
         if(ture==1) break;
	else M++;
        }
   if(M>sanjiao) sanjiao=M;
   return ;
 }
int main()
 { int i,j,t=1;
   char  c;
   scanf("%d",&Ni);
   while(Ni)
      { Nj=2*Ni-1;
        sanjiao=0;
        for(i=0;i<Ni;i++)
	  {  getchar();
	     for(j=0;j<Nj-i;j++)
		a[i][j]=getchar(); 
            }
        for(i=0;i<Ni;i++)
           for(j=i;j<Nj-i;j++)
               if(a[i][j]=='-') search(j,i,(j-i)%2);
         printf("Triangle #%d\nThe largest triangle area is %d.\n",t++,sanjiao*sanjiao);
         scanf("%d",&Ni);
	if(Ni!=0) printf("\n");
      }
   return 0;
 }

• Re:郁闷了,WR好多次了.咋就过不了呢,这? 请高手指点指点啊. (1013) 411465294 2006-08-16 15:13:28
• 2n-1, n<=100 (1013) sunmoonstar 2006-08-16 20:04:31
  • Re:2n-1, n<=100 (93) 411465294 2006-08-17 20:55:18
    • RE是越界得恶心了 (0) majia001 2006-08-17 22:59:05