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  1. #include <cstdio>
  2. #include <iostream>
  3. #include <vector>
  4. #include <string>
  5.  
  6. typedef struct {
  7. 	double x1,y1,x2,y2; } Point;
  8.  
  9. void readvals(const char*s,std::vector<Point>&v)
  10. {
  11.     int n = 0;
  12.     Point p;
  13.     while (2 == sscanf(s += n, "%*[^']'%lf','%lf'%n", &p.x1, &p.y1, &n)
  14.     		&&
  15.     	   2 == sscanf(s += n, "%*[^']'%lf','%lf'%n", &p.x2, &p.y2, &n)
  16.     	)
  17.        v.push_back(p);
  18. }
  19.  
  20. int main()
  21. {
  22.   std::vector<Point> v;
  23.   std::string s="[['1','2'],['3','4'],['5','6'],['7','8'],['9','10'],['10','11'],['12','13'],['14','15']]";
  24.   readvals(s.c_str(),v);
  25.   for(int i=0;i<v.size()-1;++i) 
  26.   std::cout << v[i].x1 << v[i].y1 << v[i].x2 << v[i].y2 << " " 
  27.             << v[i+1].x1 << v[i+1].y1 << v[i+1].x2 << v[i+1].y2 << '\n';
  28.   return 0;
  29. }
  30.  
Success #stdin #stdout 0s 3472KB
comments (?)
stdin
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Standard input is empty
stdout
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1234 5678
5678 9101011
9101011 12131415
https://ideone.com/EsSqkU
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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