View Compilation Error

0_0_13405569_31173.cpp:84:7: error: redefinition of 'class Bone'
 class Bone {
       ^
0_0_13405569_31173.cpp:13:7: error: previous definition of 'class Bone'
 class Bone {
       ^
0_0_13405569_31173.cpp: In function 'int cmp(Bone, Bone)':
0_0_13405569_31173.cpp:91:5: error: redefinition of 'int cmp(Bone, Bone)'
 int cmp(Bone x,Bone y){
     ^
0_0_13405569_31173.cpp:20:5: note: 'int cmp(Bone, Bone)' previously defined here
 int cmp(Bone x,Bone y){
     ^
0_0_13405569_31173.cpp: At global scope:
0_0_13405569_31173.cpp:97:7: error: redefinition of 'class Program'
 class Program {
       ^
0_0_13405569_31173.cpp:26:7: error: previous definition of 'class Program'
 class Program {
       ^
0_0_13405569_31173.cpp: In function 'int main()':
0_0_13405569_31173.cpp:138:5: error: redefinition of 'int main()'
 int main() {
     ^
0_0_13405569_31173.cpp:67:5: note: 'int main()' previously defined here
 int main() {
     ^