0_0_38526598_30658.cpp: In function 'int operator==(std::pair<long long unsigned int, long long unsigned int>, std::pair<long long unsigned int, long long unsigned int>)':
0_0_38526598_30658.cpp:111:27: error: ambiguating new declaration of 'int operator==(std::pair<long long unsigned int, long long unsigned int>, std::pair<long long unsigned int, long long unsigned int>)'
} operator == (pul a,pul b){
^
0_0_38526598_30658.cpp:21:6: note: old declaration 'bool operator==(std::pair<long long unsigned int, long long unsigned int>, std::pair<long long unsigned int, long long unsigned int>)'
bool operator == (pul a,pul b){
^
0_0_38526598_30658.cpp: In function 'std::pair<long long unsigned int, long long unsigned int> get_hash(int, int)':
0_0_38526598_30658.cpp:115:5: error: redefinition of 'std::pair<long long unsigned int, long long unsigned int> get_hash(int, int)'
pul get_hash(int l,int r){
^
0_0_38526598_30658.cpp:25:5: note: 'std::pair<long long unsigned int, long long unsigned int> get_hash(int, int)' previously defined here
pul get_hash(int l,int r){
^
0_0_38526598_30658.cpp: In function 'void pre(char*, int)':
0_0_38526598_30658.cpp:118:6: error: redefinition of 'void pre(char*, int)'
void pre(char s[],int len){
^
0_0_38526598_30658.cpp:28:6: note: 'void pre(char*, int)' previously defined here
void pre(char s[],int len){
^
0_0_38526598_30658.cpp: In function 'int get_suf(int, int, int)':
0_0_38526598_30658.cpp:124:5: error: redefinition of 'int get_suf(int, int, int)'
int get_suf(int p1,int p2,int len){
^
0_0_38526598_30658.cpp:34:5: note: 'int get_suf(int, int, int)' previously defined here
int get_suf(int p1,int p2,int len){
^
0_0_38526598_30658.cpp: In function 'int get_pre(int, int, int)':
0_0_38526598_30658.cpp:138:5: error: redefinition of 'int get_pre(int, int, int)'
int get_pre(int p1,int p2,int len){
^
0_0_38526598_30658.cpp:48:5: note: 'int get_pre(int, int, int)' previously defined here
int get_pre(int p1,int p2,int len){
^
0_0_38526598_30658.cpp: In function 'int main()':
0_0_38526598_30658.cpp:152:5: error: redefinition of 'int main()'
int main(){
^
0_0_38526598_30658.cpp:62:5: note: 'int main()' previously defined here
int main(){
^
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