View Compilation Error

In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/cstdbool:39:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:56,
                 from 0_0_19565672_14720.cpp:2:
0_0_19565672_14720.cpp:89:1: error: expected initializer before 'bool'
 bool vis[NUM];
 ^
0_0_19565672_14720.cpp: In function 'int main()':
0_0_19565672_14720.cpp:107:3: error: 'vis' was not declared in this scope
   vis[i] = fa[i] = ch[i][0] = ch[i][1] = 0;
   ^
0_0_19565672_14720.cpp:109:2: error: 'dc' was not declared in this scope
  dc = 0;
  ^
0_0_19565672_14720.cpp:111:6: error: 'vis' was not declared in this scope
   if(vis[i]) continue;
      ^
0_0_19565672_14720.cpp:115:4: error: 'vis' was not declared in this scope
    vis[j] = dc;
    ^