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HuangHai 1f397eca87 'commit'
2025-08-30 18:35:01 +08:00

19 lines
464 B
C++

#include <bits/stdc++.h>
using namespace std;
int main() {
int n = 4;
for (int i = 1; i <= n; i++) {
for (int j = 1; j <= n - i; j++) printf(" ");
for (int j = 1; j <= 2 * i - 1; j++) printf("*");
printf("\n");
}
for (int i = n - 1; i >= 1; i--) {
for (int j = 1; j <= n - i; j++) printf(" ");
for (int j = 1; j <= 2 * i - 1; j++) printf("*");
printf("\n");
}
return 0;
}