Day 4: Class vs. Instance
Day 4: Class vs. Instance
CPP Code
#include <iostream>
using namespace std;
class Person {
public:
int age;
Person(int initialAge);
void amIOld();
void yearPasses();
};
Person::Person(int initialAge) {
// Add some more code to run some checks on initialAge
if (initialAge > 0) age = initialAge;
else {
cout << "Age is not valid, setting age to 0." << endl;
age = 0;
}
}
void Person::amIOld() {
// Do some computations in here and print out the correct statement to the console
if (age < 13) cout << "You are young." << endl;
else if (age < 18) cout << "You are a teenager." << endl;
else cout << "You are old." << endl;
}
void Person::yearPasses() {
// Increment the age of the person in here
age++;
}
int main() {
int t;
int age;
cin >> t;
for (int i = 0; i < t; i++) {
cin >> age;
Person p(age);
p.amIOld();
for (int j = 0; j < 3; j++) {
p.yearPasses();
}
p.amIOld();
cout << '\n';
}
return 0;
}
Python Code
class Person:
def __init__(self,initialAge):
# Add some more code to run some checks on initialAge
if(initialAge > 0):
self.age = initialAge
else:
print("Age is not valid, setting age to 0.")
self.age = 0
def amIOld(self):
# Do some computations in here and print out the correct statement to the console
if self.age >= 18:
print("You are old.")
elif self.age >= 13:
print("You are a teenager.")
else: # age < 13
print("You are young.")
def yearPasses(self):
# Increment the age of the person in here
self.age += 1
