initial commit

usaco/blocks.cc

@@ -0,0 +1,48 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+#define all(x) (x).begin(), (x).end()
+#define sz(x) static_cast<int>((x).size())
+#define FOR(x) for (size_t i = 0; i < (x).size(); ++i)
+
+#ifndef LOCAL
+#define dbg(x) cerr << #x << " = " << (x) << '\n'
+#else
+#define dbg(x)
+#endif
+
+#define PROBLEM_NAME "blocks"
+
+void solve() {
+  int N;
+    cin >> N;
+    vector<int> ans(26, 0);
+
+    for(int i = 0; i < N; ++i) {
+        string left, right;
+        cin >> left >> right;
+        vector<int> count_left(26, 0);
+        for(char c : left) count_left[c - 'a']++;
+        vector<int> count_right(26, 0);
+        for(char c : right) count_right[c - 'a']++;
+        for(int j = 0; j < 26; ++j) {
+            ans[j] += max(count_left[j], count_right[j]);
+        }
+    }
+
+    for(int count : ans) {
+        cout << count << '\n';
+    }
+}
+
+int main() {
+  ios::sync_with_stdio(false);
+  cin.tie(nullptr);
+
+  freopen(PROBLEM_NAME ".in", "r", stdin);
+  freopen(PROBLEM_NAME ".out", "w", stdout);
+
+  solve();
+
+  return 0;
+}

usaco/blocks.in

@@ -0,0 +1,4 @@
+3
+fox box
+dog cat
+car bus

usaco/blocks.out

@@ -0,0 +1,26 @@
+2
+2
+2
+1
+0
+1
+1
+0
+0
+0
+0
+0
+0
+0
+2
+0
+0
+1
+1
+1
+1
+0
+0
+1
+0
+0