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Program to compress given string

 

Image

#include <stdio.h>
#include <conio.h>
#include <string.h>

void main(){
     char string[50],tmp[50];
     int spcnt[50],i,j,c;
     clrscr();
     printf(\"Enter a string : \");
     gets(string);

     //compress logic
     for(i=0,c=0;string[i];i++){
     if(string[i]==\' \'){
        spcnt[c++]=i;
        for(j=i;string[j];j++)
           string[j]=string[j+1];
        string[j]=\'\\0\';
      }
     }
     spcnt[c]=-99;
     textcolor(GREEN);
     printf(\"\\n\");
     cprintf(\"Compressed string is as follow : %s\",string);

     //decompressed logic
     strcpy(tmp,\"\");
     for(i=0,c=0;string[i];i++){
     if(spcnt[c]==i){
        tmp[i+c]=\' \';
        c++;
        tmp[i+c]=string[i];
     }
     else{
        tmp[i+c]=string[i];
     }
     }
     tmp[i+c]=\'\\0\';
     strcpy(string,tmp);
     textcolor(RED);
     printf(\"\\n\");
     cprintf(\"De-Compressed string is as follow : %s\",string);
    getch();
}

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