Cod sursa(job #362705)
Utilizator | Data | 10 noiembrie 2009 19:21:35 | |
---|---|---|---|
Problema | Stergeri | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.34 kb |
#include<fstream>
using namespace std;
ifstream in("stergeri.in");
ofstream out("stergeri.out");
int m;
long long n,k,a,b,sol,dc;
int main()
{ int i;
in>>n>>m>>k;
sol=k;
for(i=1;i<=m;i++)
{ in>>a>>b;
if(k<a)
dc=dc+b-a+1;
else if(a<=k && k<=b)
sol=sol+b-a+1+dc;
}
in.close();
out<<sol;
out.close();
return 0;
}