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pojcs101_M02692_12_coins_WRONG.cpp

@@ -0,0 +1,80 @@
+#include <cstring>
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+void solveGroup() {
+    int fakeValue[12] = {};
+    bool tempList[12] = {false};
+    // int realCount = 0;
+    vector<pair<string, string> > lighterResults;
+    for (int _ = 0; _ < 3; _++) {
+        string s1, s2, comparison;
+        cin >> s1 >> s2 >> comparison;
+        memset(tempList, false, sizeof(tempList));
+        if (comparison == "even") {
+            // 八个都是真的
+            for (const char c: s1 + s2) {
+                tempList[c - 'A'] = true;
+                fakeValue[c - 'A'] -= 120;
+            }
+            for (int i = 0; i < 12; i++) {
+                if (!tempList[i]) { fakeValue[i]++; }
+            }
+        } else {
+            // 剩下四个是真的
+            for (const char c: s1 + s2) {
+                tempList[c - 'A'] = true;
+                fakeValue[c - 'A']++;
+            }
+            for (int i = 0; i < 12; i++) {
+                if (!tempList[i]) { fakeValue[i] -= 120; }
+            }
+            // 不着急比
+            if (comparison == "down") {
+                lighterResults.emplace_back(s2, s1);
+            } else {
+                lighterResults.emplace_back(s1, s2);
+            }
+        }
+        for (const int val: fakeValue) {
+            clog << val << endl;
+        }
+    }
+
+    int theFakeOne = -1, maxFakeVal = -120;
+    for (int i = 0; i < 12; i++) {
+        if (fakeValue[i] > maxFakeVal) {
+            maxFakeVal = fakeValue[i];
+            theFakeOne = i;
+        }
+    }
+    for (const auto &[s1, s2]: lighterResults) {
+        for (const char c: s1) {
+            if (c == 'A' + theFakeOne) {
+                cout << static_cast<char>(theFakeOne + 'A') << " is the counterfeit coin and it is heavy." << endl;
+                return;
+            }
+        }
+        for (const char c: s2) {
+            if (c == 'A' + theFakeOne) {
+                cout << static_cast<char>(theFakeOne + 'A') << " is the counterfeit coin and it is light." << endl;
+                return;
+            }
+        }
+    }
+}
+
+int main() {
+    ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    int n;
+    cin >> n;
+    for (int _ = 0; _ < n; _++) {
+        solveGroup();
+    }
+
+    return 0;
+}