Cool Crypt

gistfile1.c

#include <stdio.h>

int main(){
  char input[256];
  char output[256];
  int i=0;

  puts("Input raw text");
  scanf("%256s",input);

  puts("Input crypto text");
  scanf("%256s",output);

  puts("Output key text");
  for(i=0;input[i]!='\0' || output[i]!='\0';i++){
    int c = input[i] ^ output[i];
    putchar(c);
  }
  putchar('\n');

  return 0;
}