/in/foo.cc: In function 'int main()':
/in/foo.cc:29:46: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
    if(gs(p[i])>gs(p[0])||(gs(p[i])==gs(p[0]))&&p[i]<p[0]) p[0]=p[i];
                                              ^