#include<iostream.h> #include<fstream.h> #include<conio.h> #include<process.h> #include<string.h> void main() { fstream fin,fout; char ch; int flag = 1; clrscr(); fin.open(\"data.txt\",ios :: out | ios :: in); fout.open(\"data1.txt\",ios :: out | ios :: in); fin.seekg(0); if(fin==NULL) cout<<\"Unable to open file\"; while(fin) { fin.get(ch); if(ch == \' \') { flag = 0; } else { if(flag == 0) { fout.put(\' \'); cout<< \' \'; flag = 1; } fout.put(ch); cout<<ch; } } }