#include <stdio.h>

void printTriangle(int);
void printTriangleFor(int);

int main(void)
{
    printTriangle(5);
    printTriangleFor(5);
    return 0;
}

void printTriangle(int n)
{
    int i = 0;
    int j = 0;
    while (i < n) {
        while (j <= i) {
            printf("*");
            j++;
        }
        printf("\n");
        i++;
        j = 0;
    }
}

void printTriangleFor(int n)
{
    int i;
    int j;
    for (i = 0, j = 0; i < n; i++, j = 0) {
        while (j <= i) {
            printf("*");
            j++;
        }
        printf("\n");
    }
}