View Compilation Error

0_0_37234433_9174.cpp: In function 'void solve()':
0_0_37234433_9174.cpp:92:12: error: 'dfs' was not declared in this scope
    dfs(i, 0); 
            ^
0_0_37234433_9174.cpp:93:1: error: expected '}' at end of input
 }
 ^
0_0_37234433_9174.cpp:93:1: error: expected '}' at end of input