fork download
copy 
  1. #include <iostream>
  2. #include <algorithm>
  3. #include <vector>
  4. #include <typeinfo>
  5. #include <cmath>
  6. #include <cstdlib>
  7.  
  8.  
  9. int main(){
  10.     const int n=11;
  11.     double x[n],a3[n],a1[n];
  12.  
  13.     x[0]=-0.717778;
  14.     x[1]=-0.496843;
  15.     x[2]=-0.429063;
  16.     x[3]=-0.3596;
  17.     x[4]=-0.205607;
  18.     x[5]=0.0730536;
  19.     x[6]=0.138018;
  20.     x[7]=0.585526;
  21.     x[8]=2.40104;
  22.     x[9]=3.75268;
  23.     x[10]=4.55704;
  24.  
  25.     a3[0]=0.790832;
  26.     a3[1]=0.569896;
  27.     a3[2]=0.502116;
  28.     a3[3]=0.432653;
  29.     a3[4]=0.343625;
  30.     a3[5]=0.512472;
  31.     a3[6]=0.56708;
  32.     a3[7]=1.01459;
  33.     a3[8]=2.32799;
  34.     a3[9]=3.67962;
  35.     a3[10]=4.48398;
  36.  
  37.     std::cout.precision(10);
  38.     std::copy(a3,a3+n,a1);
  39.     for(int i=0;i<n;i++)            a1[i]+=x[i];            
  40.     std::sort(a1,a1+n);
  41.     for(int i=0;i<n;i++)            std::cout << a1[i] << std::endl;
  42.     std::cout << "---" << std::endl;
  43.     int n_1 = std::unique(a1,a1+n,
  44.                 [](float a, float b)
  45.                 {
  46.                     return std::fabs(a-b) < 10e-9;
  47.                 }
  48.               ) - a1;
  49.     std::cout << "length of unique subvector " << n_1 << std::endl;
  50.     std::cout << "---" << std::endl;
  51.     for(int i=0;i<n_1;i++)         std::cout << a1[i] << std::endl;
  52.     std::cout << "---" << std::endl;    
  53. }
Success #stdin #stdout 0s 3348KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
0.073053
0.073053
0.073053
0.073054
0.138018
0.5855256
0.705098
1.600116
4.72903
7.4323
9.04102
---
length of unique subvector 9
---
0.073053
0.073054
0.138018
0.5855256
0.705098
1.600116
4.72903
7.4323
9.04102
---
https://ideone.com/M9ETrd
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!