#include<bits/stdc++.h>
using namespace std;
int main() {
	int n,m,x;
	char ch;
	cin>>n>>m>>ch>>x;
	if(x==0) {
		for(int i=0; i<n; i++) {
			for(int j=0; j<m; j++) {
				if(i==0||i==n-1||j==0||j==m-1) {
					cout<<ch;
				} else {
					cout<<" ";
				}
			}
			cout<<endl;
		}
	} else {
		for(int i=0; i<n; i++) {
			for(int j=0; j<m; j++) {
				cout<<ch;
			}
			cout<<endl;
		}
	}
	return 0;
}

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Information

ID
139
Time
1000ms
Memory
256MiB
Difficulty
8
Tags
# Submissions
96
Accepted
18
Uploaded By