Cod sursa(job #379064)
Utilizator | Data | 30 decembrie 2009 14:22:41 | |
---|---|---|---|
Problema | Lacate | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.19 kb |
#include<fstream.h>
int main()
{int n,i;
ifstream q("lacate.in");
ofstream w("lacate.out");
q>>n;
w<<n-1<<" 2\n";
n--;
for(i=1;i<n;i++)
w<<i<<" "<<i+1<<"\n";
w<<i<<" 1";
return 0;}