View Compilation Error

0_0_5004664_2530.cpp:13: error: `MAXS' was not declared in this scope
0_0_5004664_2530.cpp: In function `void Dijkstra(int, int)':
0_0_5004664_2530.cpp:20: error: `mark' undeclared (first use this function)
0_0_5004664_2530.cpp:20: error: (Each undeclared identifier is reported only once for each function it appears in.)