//Input data for Online Solver at https://www.lutanho.net/plt/lotsize.html
//The data is adapted from the article 
//Juan J. Gonzalez and Raydel Tullous (2004): 
//Optimal Lot Size Decisions Using the Wagner-Whitin Model with Backorders: 
//A Spreadsheet Version
//I u_0 y_0 y_I
  4; 0;  0;  0;
startup x_min fix var x_max demand y_min fix var up fix var y_max
   0;     0,  150, 7, 9999;   60;  -9999, 0, -2,  0, 0,  1, 9999;
   0;     0,  140, 7, 9999;  100;  -9999, 0, -2,  0, 0,  1, 9999;
   0;     0,  160, 8, 9999;  140;  -9999, 0, -1,  0, 0,  2, 9999;
   0;     0,  160, 7, 9999;  200;  -9999, 0, -1,  0, 0,  2, 9999;