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Dec 11th, 2019
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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main()
  5. {
  6. int N;
  7. int index=0;
  8. srand(time(NULL));
  9. printf("Podaj rozmiar tablicy\n");
  10. scanf("%d", &N);
  11. int **tab;
  12. tab = (int**)malloc(N * sizeof(int*)); /*zaczynam od wierzszy*/
  13. for(int i=0; i<N; ++i)
  14. {
  15. tab[i] = (int*)malloc(N*sizeof(int));
  16. }
  17. for(int i =0; i<N; ++i){
  18. for(int j=0; j<N; ++j)
  19. {
  20. tab[i][j] = rand()%11;
  21. }
  22. }
  23. for(int i = 0; i<N; ++i){
  24. for(int j =0; j<N; ++j)
  25. {
  26. printf("%3d ", tab[i][j]);
  27. }
  28. printf("\n");
  29. }
  30. int suma =0;
  31. for(int i =0; i<N; ++i)
  32. {
  33. suma += tab[i][index];
  34. ++index;
  35. }
  36. printf("%d", suma);
  37. return 0;
  38. }
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