'commit'

TangDou/DianZiXieHuiLevel1/7.cpp

@@ -0,0 +1,18 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    int a, b, s;
+    char c;
+    cin >> a >> b >> c >> s;
+    for (int i = 1; i <= a; i++) {
+        for (int j = 1; j <= b; j++) {
+            if (s)printf("%c", c);
+            else if (i==1 || i==a || j == 1 || j == b) printf("%c", c);
+            else printf("%c",' ');
+        }
+        printf("\n");
+    }
+    return 0;
+}