View Compilation Error

0_0_30451814_24401.cpp: In function 'int main()':
0_0_30451814_24401.cpp:113:34: error: 's' was not declared in this scope
                 mi = (min(mi,cn( s[j].s.x,s[j].s.y,s[i].s.x,s[i].s.y,s[i].e.x,s[i].e.y) ));
                                  ^