//我真的服了,运行很多次都说我超了内存明明就两次循环
#include<stdio.h>
int main() {
int n;
while (scanf("%d", &n) != EOF) {
for (int i = 1; i <=n; i++) {
for (int j = 1; j <= n; j++) {
printf("* ");
}
printf("\n");
}
}
return 0;
}