Created
November 14, 2024 14:33
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Kim tự tháp bị lỏ
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#include <iostream> | |
#include <algorithm> | |
using namespace std; | |
int | |
main(void) | |
{ | |
int n; cin >> n; | |
int a[n][2*n - 1]; | |
fill(a[0], a[0] + n*(2*n - 1), 0); | |
int i, j, k; | |
for (i = 0; i < n; i++) { | |
k = 0; | |
for (j = i; j < 2 * n - 1; j += 2) { | |
if (i == j) | |
a[i][j] = 1; | |
else { | |
// Phuơng trình lồn | |
a[i][j] = a[i][j - 2] + 2 * (n - 1) - 2*i - 2*k; | |
} | |
if (j != n - 1) | |
a[i][2 * (n - 1) - j] = a[i][j]; | |
if (j + 2 <= n - 1) | |
k++; | |
else | |
break; | |
} | |
} | |
for (j = 0; j < 2 * n - 1; j++) { | |
for (i = 0; i < n; i++) { | |
if (a[i][j]) | |
cout << a[i][j] << " "; | |
else | |
cout << " "; | |
} | |
cout << endl; | |
} | |
return 0; | |
} |
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