/* * remove space, tab and enter(new line) of file * usage : ./rmspace < oldFile > newFile */#include<stdio.h>int main(){  int c,i=0;  while((c=getchar())!=EOF)  {     if(c==‘ ‘||c==‘\t‘||c==‘\n‘)     {       i++;       if(i==1)       {           printf("%c",‘ ‘);       }     }else{       printf("%c",c);       i=0;     }  }}