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  1. #include <iostream>
  2. #include <string>
  3. #include <math.h>
  4. #include <fstream>
  5. #include <stdio.h>
  6. using namespace std;
  7.  
  8.  
  9.  
  10. double f(double x)
  11. {
  12. return exp(-2.9*x);
  13. }
  14. const int n=40;
  15. int main()
  16. {
  17. int i=0;
  18. double x=0.0,y=0.20,h=1/(double)n;
  19. for(int i=0;i<=n;i++)
  20. {
  21. x=h*(double)i;
  22. y=f(x);
  23. cout <<  x << "  " << y;
  24.  
  25. }
  26. }
Success #stdin #stdout 0s 4332KB
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stdin
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Standard input is empty
stdout
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0  10.025  0.9300660.05  0.8650220.075  0.8045280.1  0.7482640.125  0.6959340.15  0.6472650.175  0.6019990.2  0.5598980.225  0.5207420.25  0.4843250.275  0.4504540.3  0.4189520.325  0.3896520.35  0.3624020.375  0.3370580.4  0.3134860.425  0.2915630.45  0.2711730.475  0.2522080.5  0.234570.525  0.2181660.55  0.2029090.575  0.1887180.6  0.175520.625  0.1632460.65  0.1518290.675  0.1412110.7  0.1313360.725  0.1221510.75  0.1136080.775  0.1056630.8  0.09827360.825  0.09140090.85  0.08500880.875  0.07906380.9  0.07353450.925  0.0683920.95  0.0636090.975  0.05916061  0.0550232
https://ideone.com/hyW8S4
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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