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Jul 22nd, 2019
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  1. #include<iostream>
  2. using namespace std;
  3. int main(){
  4. int n,dem=1;
  5. cin>>n;
  6. for(int i=0;i<=n;i++){
  7. for(int j=0;j<=n;j++){
  8. if(i+j==n)
  9. dem++;
  10. }
  11. }
  12. dem=dem/2;
  13. cout<<dem;
  14. }
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