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  1. #include <stdio.h>
  2. main()
  3. {
  4. int i=1,n;
  5. int sum = 0;
  6. int square_sum = 0;
  7. int cubic_sum = 0;
  8. scanf("%d", &n);
  9. do
  10. {
  11. sum += i;
  12. square_sum += (i *i);
  13. cubic_sum += (i * i * i);
  14. i++;
  15. }
  16. while(i <= n);
  17. printf("1加到%d的和=%d\n",n,sum);
  18. printf("1加到%d的平方=%d\n",n,square_sum);
  19. printf("1加到%d的三次方=%d\n",n,cubic_sum);
  20. }
  21.  
  22.  
  23.  
  24.  
Success #stdin #stdout 0s 4488KB
stdin
100
stdout
1加到100的和=5050
1加到100的平方=338350
1加到100的三次方=25502500