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- #include<fstream>
- using namespace std;
- ifstream fin("pm.in");
- ofstream fout("pm.out");
- int n,m,x[10];
- void afis()
- {
- int i,j,max=0;
- max=0;
- for(i=1;i<=n;i++)
- if(x[i]>max) max=x[i];
- if(max==m)
- {
- for(i=1;i<=max;i++)
- {
- for(j=1;j<=n;j++)
- if(x[j]==i) fout<<j;
- fout<<"*";
- }
- fout<<"\n";
- }
- }
- int bun(int k)
- {
- if(k==1)
- if(x[k]==1) return 1;
- else return 0;
- else
- {
- int max=0;
- for(int i=1;i<k;i++) if(x[i]>max) max=x[i];
- if(max+1<x[k]) return 0;
- }
- return 1;
- }
- void back(int k)
- {
- int i;
- for(i=1;i<=m;i++)
- {
- x[k]=i;
- if(bun(k)) if(k==n) afis();
- else back(k+1);
- }
- }
- int main()
- {
- fin>>n>>m;
- back(1);
- return 0;
- }
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