#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>

int main() {
    int i = 4;
    double d = 4.0;
    char s[] = "HackerRank ";
    int a;
    double b;
    char *c= (char*) malloc(1024*sizeof(char));
    scanf("%[^\n]%*c",c);
    a=atoi(c);
    scanf("%[^\n]%*c",c);
    b=atof(c);
    scanf("%[^\n]%*c",c);
    c= (char*) realloc(c, strlen(c)+1);
    printf("%d\n",i+a);
    printf("%-0.1f\n",d+b);
    printf("%s%s",s,c);
    return 0;
}