#include<stdio.h>

main () {


char string[100];
int i;
char encode[100];
char decode[100];

    printf("Please Enter Your string: ");
    scanf("%[^\n]",string);


    for (i = 0; i <= sizeof(string); i++) {

            encode[i] = --string[i];

    }

    printf(" \n\n Encoded String: %s \n",encode);

    for (i = 0; i <= sizeof(encode); i++) {

            decode[i] = ++encode[i];

    }

    printf("\n\n Decoded String: %s \n \n",decode);

}