View Compilation Error

0_0_14810765_19670.cpp: In function 'int Union(int, int)':
0_0_14810765_19670.cpp:55:8: error: request for member 'id' in 'a', which is of non-class type 'int'
  }if(a.id<b.id)
        ^
0_0_14810765_19670.cpp:55:13: error: request for member 'id' in 'b', which is of non-class type 'int'
  }if(a.id<b.id)
             ^
0_0_14810765_19670.cpp: In function 'bool cmp2(qury, qury)':
0_0_14810765_19670.cpp:67:14: error: 'struct qury' has no member named 'lim'
     return a.lim<b.lim;
              ^
0_0_14810765_19670.cpp:67:20: error: 'struct qury' has no member named 'lim'
     return a.lim<b.lim;
                    ^
0_0_14810765_19670.cpp: In function 'int main()':
0_0_14810765_19670.cpp:97:5: error: 'fa1' was not declared in this scope
     fa1=Find(e[pos].u),fa2=Find(e[pos].v);
     ^
0_0_14810765_19670.cpp:97:24: error: 'fa2' was not declared in this scope
     fa1=Find(e[pos].u),fa2=Find(e[pos].v);
                        ^