hdu 1033 類比

#include<cstdio>#include<cstring>using namespace std;int dx[250],dy[250];char str[250];int main(){while(scanf("%s",str)!=EOF){int x=300,y=420;int i;printf("%d %d moveto\n",x,y);x+=10;printf("%d %d lineto\n",x,y);dx[0]=1;dy[0]=0;for(i=0;str[i]!='\0';i++){if(str[i]=='V')//逆時針{if(dx[i]==-1&&dy[i]==0)//左{dx[i+1]=0,dy[i+1]=-1;//下x=x,y-=10;printf("%d %d lineto\n",x,y);}else if(dx[i]==1&&dy[i+1]==0)//右{dx[i+1]=0,dy[i+1]=1;//上x=x,y+=10;printf("%d %d lineto\n",x,y);}else if(dx[i]==0&&dy[i]==1)//上{dx[i+1]=-1,dy[i+1]=0;//左x-=10,y=y;printf("%d %d lineto\n",x,y);}else if(dx[i]==0&&dy[i]==-1)//下{dx[i+1]=1,dy[i+1]=0;x+=10,y=y;printf("%d %d lineto\n",x,y);}}else if(str[i]=='A')//順時針{if(dx[i]==1&&dy[i]==0)//右{dx[i+1]=0,dy[i+1]=-1;//下x=x,y-=10;printf("%d %d lineto\n",x,y);}else if(dx[i]==-1&&dy[i+1]==0)//左{dx[i+1]=0,dy[i+1]=1;//上x=x,y+=10;printf("%d %d lineto\n",x,y);}else if(dx[i]==0&&dy[i]==-1)//下{dx[i+1]=-1,dy[i+1]=0;//左x-=10,y=y;printf("%d %d lineto\n",x,y);}else if(dx[i]==0&&dy[i]==1)//上{dx[i+1]=1,dy[i+1]=0;x+=10,y=y;//右printf("%d %d lineto\n",x,y);}}}printf("stroke\nshowpage\n");memset(str,0,sizeof(str));memset(dx,0,sizeof(dx));memset(dy,0,sizeof(dy));}return 0;}