백준 2480번 - C++

#include <bits/stdc++.h>
using namespace std;


int main(void) {
	ios::sync_with_stdio(0);
	cin.tie(0);

	int arr[3];
	cin >> arr[0] >> arr[1] >> arr[2];
	sort(arr, arr + 3);
	if (arr[0] == arr[2]) cout << 10000 + arr[0] * 1000;
	else if (arr[0] == arr[1] || arr[1] == arr[2]) cout << 1000 + arr[1] * 100;
	else cout << arr[2] * 100;
}​

#include <bits/stdc++.h>
using namespace std;


int main(void) {
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	int a, b, c;
	cin >> a>> b>> c;

	if (a == b && a== c) cout << 10000 + a * 1000;
	else if (a == b || a == c) cout << 1000 + a * 100;
	else if (b == c) cout << 1000 + b * 100;
	else cout << max({ a,b,c }) * 100;
}