View Compilation Error

0_0_26207017_8268.cpp: In function 'bool bfs(int, int)':
0_0_26207017_8268.cpp:70:13: error: 'cnt' was not declared in this scope
             cnt ++ ;
             ^
0_0_26207017_8268.cpp:76:9: error: 'cnt' was not declared in this scope
     if (cnt == n)
         ^