#include <stdio.h>

int main()
{
 int c;
 while((c=getchar())!=EOF){
    switch(c)
    {
        case '\n':
         printf("\\n");
        break;
        case '\t':
         printf("\\t");
        break;
        case '\v':
         printf("\\v");
        break;
        case '\r':
         printf("\\r");
        break;
        case '\b':
         printf("\\b");
        break;
    }
    putchar(c);
 }
 c=getchar();
}