PersonalCorpus 版 (精华区)

41715 2002-10-15 03:52:38 Accepted
1247 C++ 00:00.00 396K Big Guava

int main()
{
#ifndef ONLINE_JUDGE
    freopen("c:\\0acm\\zju\\i1247","r",stdin);
    freopen("c:\\0acm\\zju\\o1247","w",stdout);
#endif

    int i,j,k,t=0,n,ne,e,se;
    char s[8000];
    double x,y;

    while (1) {
        gets(s);
        if (strcmp(s,"END")==0) break; else t++;
        i=0; e=0; se=0; n=0; ne=0;
        while(1) {
            sscanf(s+i,"%d",&k);
            while (isdigit(s[i])) i++;
            if ((s[i]=='N')&&(!isalpha(s[i+1]))) n+=k;
            if ((s[i]=='E')&&(!isalpha(s[i+1]))) e+=k;
            if ((s[i]=='S')&&(!isalpha(s[i+1]))) n-=k;
            if ((s[i]=='W')&&(!isalpha(s[i+1]))) e-=k;
            if ((s[i]=='N')&&(s[i+1]=='E'))      ne+=k;
            if ((s[i]=='S')&&(s[i+1]=='E'))      se+=k;
            if ((s[i]=='N')&&(s[i+1]=='W'))      se-=k;
            if ((s[i]=='S')&&(s[i+1]=='W'))      ne-=k;
            while (isalpha(s[i])) i++;
            if (s[i]=='.') break; else i++;
        }
        x=e+(ne+se)/1.41421356237309504880;
        y=n+(ne-se)/1.41421356237309504880;
        printf("Map #%d\n",t);
        printf("The treasure is located at (%.3lf,%.3lf).\n",x,y);
        printf("The distance to the treasure is %.3lf.\n\n",
sqrt(x*x+y*y));
    }
}