Add 24494.cpp

24xxx/24494.cpp

@@ -0,0 +1,31 @@
+#include <algorithm>
+#include <iostream>
+#include <string>
+#include <unordered_map>
+#include <vector>
+using namespace std;
+
+void solve(void) {
+  vector<string> a(3), b(3);
+  for (int i=0; i<3; i++) cin >> a[i];
+  for (int i=0; i<3; i++) cin >> b[i];
+
+  unordered_map<char, int> cntA, cntB;
+  for (int i=0; i<3; i++) for (int j=0; j<3; j++) {
+    cntA[a[i][j]]++; cntB[b[i][j]]++;
+  }
+
+  int c = 0, d = 0;
+  for (int i=0; i<3; i++) for (int j=0; j<3; j++) c += a[i][j] == b[i][j];
+  for (char ch='A'; ch<='Z'; ch++) d += min(cntA[ch], cntB[ch]);
+
+  cout << c << "\n" << d - c;
+}
+
+int main(void) {
+  ios::sync_with_stdio(false);
+  cin.tie(nullptr);
+
+  solve();
+  return 0;
+}