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BOJ_23805.java
38 lines (37 loc) · 1.05 KB
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BOJ_23805.java
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import java.io.BufferedReader;
import java.io.InputStreamReader;
public class Main {
StringBuilder sb = new StringBuilder();
private void print(char c, int cnt) {
while (cnt-->0) sb.append(c);
}
private void br() {sb.append('\n');}
private void solution() throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int n = Integer.parseInt(br.readLine());
for (int i = 0; i < n; i++) {
print('@', 3*n);
print(' ', n);
print('@', n);
br();
}
for (int i = 0; i < 3*n; i++) {
print('@', n);
print(' ', n);
print('@', n);
print(' ', n);
print('@', n);
br();
}
for (int i = 0; i < n; i++) {
print('@', n);
print(' ', n);
print('@', 3*n);
br();
}
System.out.print(sb);
}
public static void main(String[] args) throws Exception {
new Main().solution();
}
}