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Cod sursa(job #863464)
#include<fstream>
#include <algorithm>
using namespace std;
int A[10001];
long K,N;
int main()
{
ifstream f ("farfurii.in");
f>>N>>K;
f.close();
int i=N-1,j=N;
while(K--)
{
if(A[i]==0)A[i]=i;
if(A[j]==0)A[j]=j;
swap(A[i],A[j]);
j--;
if(i==j){i--; j=N;}
}
ofstream g ("farfurii.out");
for(int i=1;i<=N;i++)
{
if(A[i]==0)A[i]=i;
g<<A[i]<<' ';
}
g.close();
return 0;
}