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Re:这样为什么还是错呀!!条件都满足了,输入多少个都没有问题,可是怎么还不行呀!!In Reply To:这样为什么还是错呀!!条件都满足了,输入多少个都没有问题,可是怎么还不行呀!! Posted by:sleepboy at 2004-10-02 13:28:17 > #include<iostream.h> > void main() > { > char c; > float result[20]; > int n,i; > int x,y,xx,yy; > int ok; > float area; > int area1; > cin>>n; > i=0; > while(i<n){ > ok=0; area=0;area1=0; x=0;y=0;xx=0;yy=0; > while(!ok){ > cin>>c; > switch(c){ > case '1' : > xx=x-1;yy=y-1;break; > case '2' : > yy=y-1; break; > case '3': > xx=x+1;yy=y-1;break; > case '4': > xx=x-1;break; > case '5': > ok=1; break; > case '6': > xx=x+1;break; > case '7': > xx=x-1;yy=y+1;break; > case '8': > yy=y+1; break; > case '9': > xx=x+1;yy=y+1; > default: > continue; > } > area1 += (yy+y)*(xx-x); > x=xx;y=yy; > } > area = float(area1) / 2.0; > area = area > 0 ? area : -area; > result[i++]=area; > } > for(i=0;i<n;i++) > cout<< result[i] <<endl; > } Followed by: Post your reply here: |
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