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- #include <iostream>
- #include <fstream>
- #include <cmath>
- using namespace std;
- int main()
- {
- fstream f("date.in");
- int y,pr=0,ul=0,poz=0;
- while(f>>y)
- {
- poz++;
- if(y%2==0)
- if(pr==0)
- pr=poz;
- else
- ul=poz;
- }
- if(pr==0)
- cout<<"nu are el pare";
- else
- if(ul==0)
- cout<<"doar un element par";
- else
- cout<<ul-pr+1;
- f.close();
- return 0;
- }
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