View Compilation Error

0_0_30776091_19102.cpp: In function 'bool cmp(int, int)':
0_0_30776091_19102.cpp:51:6: error: redefinition of 'bool cmp(int, int)'
 bool cmp(int a,int b){
      ^
0_0_30776091_19102.cpp:47:6: note: 'bool cmp(int, int)' previously defined here
 bool cmp(int a,int b){
      ^
0_0_30776091_19102.cpp:52:4: error: 'reurn' was not declared in this scope
    reurn Q[a].R<Q[b].R;
    ^