23 lines
529 B
C++
23 lines
529 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 25;
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int a[N][N];
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int n;
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int main() {
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cin >> n;
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//遍历每一行
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for (int i = 0; i <= n - 1; i++) {
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//遍历每一列
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for (int j = 0; j <= i; j++) {
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//第一列，最后一列都是1
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if (j == 0 || j == i) a[i][j] = 1;
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//递推式
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else a[i][j] = a[i - 1][j - 1] + a[i - 1][j];
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printf("%d ", a[i][j]);
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}
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printf("\n");
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}
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return 0;
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} |