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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5. unsigned n,u,y,x;
  6. for(;scanf("%u",&n)==1;printf("\n")) for(u=0;u<2;++u) for(y=1;y<=n;++y,printf("\n")) for(x=0;x<n;++x) printf("%u ",(u?x+y<n:y<=x)?0:y);
  7. return 0;
  8. }
Success #stdin #stdout 0s 2296KB
stdin
2
3
4
9
stdout
1 0 
2 2 
0 1 
2 2 

1 0 0 
2 2 0 
3 3 3 
0 0 1 
0 2 2 
3 3 3 

1 0 0 0 
2 2 0 0 
3 3 3 0 
4 4 4 4 
0 0 0 1 
0 0 2 2 
0 3 3 3 
4 4 4 4 

1 0 0 0 0 0 0 0 0 
2 2 0 0 0 0 0 0 0 
3 3 3 0 0 0 0 0 0 
4 4 4 4 0 0 0 0 0 
5 5 5 5 5 0 0 0 0 
6 6 6 6 6 6 0 0 0 
7 7 7 7 7 7 7 0 0 
8 8 8 8 8 8 8 8 0 
9 9 9 9 9 9 9 9 9 
0 0 0 0 0 0 0 0 1 
0 0 0 0 0 0 0 2 2 
0 0 0 0 0 0 3 3 3 
0 0 0 0 0 4 4 4 4 
0 0 0 0 5 5 5 5 5 
0 0 0 6 6 6 6 6 6 
0 0 7 7 7 7 7 7 7 
0 8 8 8 8 8 8 8 8 
9 9 9 9 9 9 9 9 9