FORTRAN SUBROUTINE PRENODE to C++ Function Conversion

{///'title///': ///'FORTRAN SUBROUTINE PRENODE to C++ Function Conversion///', ///'description///': ///'This article provides a detailed guide on converting a FORTRAN subroutine named 'PRENODE' into an equivalent C++ function. The conversion process involves understanding the original FORTRAN code, identifying corresponding C++ constructs, and handling potential differences in data types and input/output methods. ///', ///'keywords///': ///'FORTRAN, C++, subroutine, function, conversion, PRENODE, data processing, input, output, file handling, error handling///', ///'content///': ///'#include //n#include //n#include //n#include //n#include //n//nvoid PRENODE(std::ifstream& IPP, int* IND, int& ITP, int L0, int NCHE) {//n double XYZ[3];//n std::string AAA;//n int IADD = 0;//n ITP = 0;//n int L0D;//n //n IPP.seekg(0, std::ios::beg);//n while (std::getline(IPP, AAA)) {//n if (AAA.substr(0, 8) == ///'SHETNODE///') {//n std::istringstream iss(AAA.substr(10, 200));//n if (!(iss >> L0D >> XYZ[0] >> XYZ[1] >> XYZ[2])) {//n std::cout << ///'Error in the following data:///' << std::endl;//n std::cout << AAA << std::endl;//n std::cout << std::endl;//n std::cerr << ///'Error in the following data:///' << std::endl;//n std::cerr << AAA << std::endl;//n std::cerr << std::endl;//n exit(1);//n }//n IADD++;//n IND[IADD] = L0D;//n if (L0D == 0) {//n ITP = 1;//n }//n }//n }//n}//n//nint main() {//n std::ifstream IPP(///'input.txt///');//n int IND[10];//n int ITP;//n int L0 = 10;//n int NCHE = 2;//n PRENODE(IPP, IND, ITP, L0, NCHE);//n return 0;//n}//n///