#include <stdio.h>
#include <string.h>
#define INPUT(str) do{char *p;fgets(str,sizeof(str),stdin);p=strchr(str,'\n');if(p)*p='\0';}while(0)
int main() {
	char	str[50+3];
    INPUT( str );
    if( str[3] == '\0') {
        str[0] = str[3];
    }
	printf("%sham\n",str);
}