Cod sursa(job #728412)
Utilizator | Data | 28 martie 2012 18:30:55 | |
---|---|---|---|
Problema | Stergeri | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.34 kb |
#include <cstdio>
#include <fstream>
using namespace std;
#define f first
#define s second
pair<int,int> v[100001];
int main ()
{
int n,m,k;
ifstream in ("stergeri.in");
in>>n>>m>>k;
for(int i=1;i<=m;++i)
in>>v[i].f>>v[i].s;
for(int i=m;i;--i)
k+=v[i].s-v[i].f+1;
freopen ("stergeri.out","w",stdout);
printf("%d",k);
return 0;
}