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Dec 17th, 2017
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  1. #include<iostream>
  2. #include<stack>
  3. #include<stdio.h>
  4. using namespace std;
  5. int cur=1, dra=0;;
  6. int main(){
  7. string s;
  8. string ans="";
  9. int n, m;
  10. cin>>s>>n>>m;
  11. string c="";
  12. for(int i=0;i<=s.size();i++){
  13. if(i==s.size() || s[i]==','){
  14. if(dra==0){
  15. if(cur==n+1){
  16. dra=1;
  17. cur=2;
  18. }
  19. else { ans+=c; ans+=',';cur++;}
  20. }else{
  21. if(cur==m+1){
  22. cur=2;
  23. dra=0;
  24. ans+=c;ans+=',';
  25. }else{
  26. cur++;
  27. }
  28. }
  29. c="";
  30. }else { c+=s[i];}
  31. }
  32. for(int i=0;i<ans.size()-1;i++)cout<<ans[i];
  33. if(ans[ans.size()-1]!=',')cout<<ans[ans.size()-1];
  34. }
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