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LeetCode solutions

2264. Minimum Sum of Four Digit Number After Splitting Digits

My accepted C++ solution to LeetCode problem 2264, Minimum Sum of Four Digit Number After Splitting Digits, running in 0ms.

  • Difficulty: Easy
  • C++
  • Runtime 0ms
  • Memory 8.1MB

Read the problem on LeetCode View on GitHub

The problem statement is LeetCode’s and stays on their site. What follows is my accepted solution.

C++

Accepted on LeetCode — runtime 0ms, memory 8.1MB, accepted 2025-12-27.

cpp
class Solution {
public:
    int minimumSum(int num) {
        vector<int> digits;
        while (num > 0) {
            digits.push_back(num % 10);
            num /= 10;
        }
        sort(digits.begin(), digits.end());
        return (digits[0] * 10 + digits[2]) + (digits[1] * 10 + digits[3]);
    }
};

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