CS 10 SI Classroom Session 3 - if statement example

ifExample.cpp

#include <iostream>

using namespace std;

int main() {
  // finding the maximum of two numbers 
  int num1, num2;
  cout << "Enter two numbers: ";
  cin >> num1 >> num2;

  if (num1 > num2) {
    cout << num1 << " is the largest number." << endl;
  } else {
    cout << num2 << " is the largest number." << endl;
  }

  // finding the maximum of three numbers 
  int num3;
  cout << "Enter three numbers: ";
  cin >> num1 >> num2 >> num3;

  if (num1 > num2) {
    if (num1 > num3) {
      cout << num1 << " is the largest number." << endl;
    } else {
      cout << num3 << " is the largest number." << endl;
    }
  } else {
    if (num2 > num3) {
      cout << num2 << " is the largest number." << endl;
    } else {
      cout << num3 << " is the largest number." << endl;
    }
  }

  return 0;
}