在Visual Studio Code中配置GLPK开发C++代码遇错求助
基于GLPK的C++代码编译问题
我需要编写基于GLPK的C++代码,已通过MSYS2终端执行以下命令安装所需依赖包:
pacman -S mingw-w64-x86_64-glpk
但调用GLPK库中的方法时出现报错,且终端未显示具体错误信息。
测试代码
#include <glpk.h> #include <stdio.h> #include <stdlib.h> int main() { glp_prob *lp; int ia[1+1000], ja[1+1000]; double ar[1+1000], z, x1, x2, x3; lp = glp_create_prob(); glp_set_prob_name(lp, "sample"); glp_set_obj_dir(lp, GLP_MAX); glp_add_rows(lp, 3); glp_set_row_name(lp, 1, "p"); glp_set_row_bnds(lp, 1, GLP_UP, 0.0, 100.0); glp_set_row_name(lp, 2, "q"); glp_set_row_bnds(lp, 2, GLP_UP, 0.0, 600.0); glp_set_row_name(lp, 3, "r"); glp_set_row_bnds(lp, 3, GLP_UP, 0.0, 300.0); glp_add_cols(lp, 3); glp_set_col_name(lp, 1, "x1"); glp_set_col_bnds(lp, 1, GLP_LO, 0.0, 0.0); glp_set_obj_coef(lp, 1, 10.0); glp_set_col_name(lp, 2, "x2"); glp_set_col_bnds(lp, 2, GLP_LO, 0.0, 0.0); glp_set_obj_coef(lp, 2, 6.0); glp_set_col_name(lp, 3, "x3"); glp_set_col_bnds(lp, 3, GLP_LO, 0.0, 0.0); glp_set_obj_coef(lp, 3, 4.0); ia[1] = 1, ja[1] = 1, ar[1] = 1.0; /* a[1,1] = 1 */ ia[2] = 1, ja[2] = 2, ar[2] = 1.0; /* a[1,2] = 1 */ ia[3] = 1, ja[3] = 3, ar[3] = 1.0; /* a[1,3] = 1 */ ia[4] = 2, ja[4] = 1, ar[4] = 10.0; /* a[2,1] = 10 */ ia[5] = 3, ja[5] = 1, ar[5] = 2.0; /* a[3,1] = 2 */ ia[6] = 2, ja[6] = 2, ar[6] = 4.0; /* a[2,2] = 4 */ ia[7] = 3, ja[7] = 2, ar[7] = 2.0; /* a[3,2] = 2 */ ia[8] = 2, ja[8] = 3, ar[8] = 5.0; /* a[2,3] = 5 */ ia[9] = 3, ja[9] = 3, ar[9] = 6.0; /* a[3,3] = 6 */ glp_load_matrix(lp, 9, ia, ja, ar); glp_simplex(lp, NULL); z = glp_get_obj_val(lp); x1 = glp_get_col_prim(lp, 1); x2 = glp_get_col_prim(lp, 2); x3 = glp_get_col_prim(lp, 3); printf("\nz = %g; x1 = %g; x2 = %g; x3 = %g\n", z, x1, x2, x3); glp_delete_prob(lp); return 0; }
已尝试的解决方法
我曾在代码首行写入头文件完整路径:
#include "C:\msys64\mingw64\include\glpk.h"
但问题仍未解决,编译依然报错且无具体错误提示(截图显示编译进程终止,但未输出错误详情)。
内容的提问来源于stack exchange,提问作者Сергей Кулахсзян
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