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Essam_khames

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Nov 21st, 2018
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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <math.h>
  4. #include <stdlib.h>
  5. int read(int x)
  6. {
  7. scanf("%d",&x);
  8. return x;
  9. }
  10. long long power(double base,int n)
  11. {
  12. long long z;
  13. if(base==0)
  14. return 0;
  15. if(n==1)
  16. return 1;
  17. if( n!=1 && base!=0)
  18. z=pow(base,n);
  19. return z;
  20. }
  21. int main() {
  22. double x;
  23. long long m,n,s,d,r,z;
  24. x= read(x);
  25. m=power(x,5);n=power(x,4);s=power(x,3);d=power(x,2);r=power(x,1);
  26. z=m*3.0+2.0*n-5.0*s-d+7.0*r-6.0;
  27. printf("%lld",z);
  28. return 0;
  29. }
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