P7514 [省选联考 2021 A/B 卷] 卡牌游戏

R65969728

Luogu/P7514/P7514.cpp

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+#include <iostream>
+#include <limits>
+
+using std::cin;
+using std::cout;
+using std::endl;
+
+const int N = 1000005;
+
+int n, m, a[N], b[N];
+
+int main() {
+    cin >> n >> m;
+    for (int i = 1; i <= n; i++) {
+        cin >> a[i];
+    }
+    for (int i = 1; i <= n; i++) {
+        cin >> b[i];
+    }
+    int min = std::numeric_limits<int>::max(),
+        max = std::numeric_limits<int>::min();
+    for (int i = 1; i <= n; i++) {
+        min = std::min(min, std::max(a[i], b[i]));
+        max = std::max(max, std::min(a[i], b[i]));
+    }
+    cout << max - min << endl;
+    return 0;
+}