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

void main()
{
    system("cls");
    int num;

    printf("Enter the age of a person: \n");
    scanf("%d", &num);

    if (num >= 18)
    {
        printf("Person is in adulthood phase.");
    }
    else if (18 < num || num > 12)
    {
        printf("Person is in teenagehood.");
    }
    else
    {
        printf("Person is in childhood phase.");
    }
}

//.............Coded by YASH ALAPURIA