#include <stdio.h>

int main()
{
    int n = 5;
    int i, j, k;

    for (i = 0; i < n; i++)
    {
        for (j = 0; j < n - i - 1; j++)
        {
            printf(" ");
        }

        for (k = 0; k < 2 * i + 1; k++)
        {
            printf("*");
        }
        printf("\n");
    }
    // printf("%d %d %d", i, j, k);
    return 0;
}

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