'commit'

TangDou/AcWing/DoublePointer/2816.cpp

@@ -0,0 +1,25 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+const int N = 1e5 + 10;
+int a[N], b[N];
+
+int main() {
+    int n, m;
+    cin >> n >> m;
+    for (int i = 0; i < n; i++) cin >> a[i];
+    for (int i = 0; i < m; i++) cin >> b[i];
+
+    // 初始化i,j
+    int i = 0, j = 0;
+    while (i < n && j < m) {
+        if (a[i] == b[j]) i++;
+        j++;
+    }
+    // 如果匹配成功
+    if (i == n)
+        puts("Yes");
+    else
+        puts("No");
+    return 0;
+}