Cod sursa(job #2979589)
Utilizator | Raileanu Alin-Gabriel raileanu-alin-gabriel | Data | 15 februarie 2023 16:47:23 |
---|---|---|---|
Problema | Dame | Scor | 30 |
Compilator | cpp-64 | Status | done |
Runda | un_concurs_ce_concurs | Marime | 0.44 kb |
#include <fstream>
using namespace std;
ifstream fin("dame.in");
ofstream fout("dame.out");
int n, i;
int main()
{
fin>>n;
fout<<n<<'\n';
if(n%2==1)
{
for(i=1; i<=n/2; i++) fout<<i<<' '<<2*(i-1)+1<<'\n';
for(i=n/2+1; i<=n; i++) fout<<i<<' '<<2*(i-n/2)<<'\n';
}
else
{
for(i=1; i<=n/2; i++) fout<<i<<' '<<2*i<<'\n';
for(i=n/2+1; i<=n; i++) fout<<i<<' '<<2*(i-n/2-1)+1<<'\n';
}
return 0;
}