이슈 #412에서 솔루션 추가

Programmers/가장_큰_수.cpp

@@ -0,0 +1,28 @@
+#include <string>
+#include <vector>
+#include <algorithm>
+
+using namespace std;
+
+string solution(vector<int> numbers) {
+    vector<string> strNumbers;
+
+    for (int num : numbers) {
+        strNumbers.push_back(to_string(num));
+    }
+
+    sort(strNumbers.begin(), strNumbers.end(), [](const string& a, const string& b) {
+       return a + b > b + a; 
+    });
+
+    if (strNumbers[0] == "0") {
+        return "0";
+    }
+
+    string result = "";
+    for (const string& num : strNumbers) {
+        result += num;
+    }
+
+    return result;
+}