#include<stdio.h>

void main(){
FILE *ifp, *ofp;
int c;

ifp = fopen("nscript.dat", "rb");
ofp = fopen("nscript.txt", "wt");
while((c=fgetc(ifp)) != EOF) fputc(c^0x84, ofp);
fclose(ofp);
fclose(ifp);
}