#include <stdio.h>
#include <stdlib.h>
 
int main(int argc, char** argv) {
 
    int middle, spaceCount, starCount;
 
    int num = 5; 
 
    middle = (num-1) / 2;
 
    for (int i = 0; i < num; i++){
 
        spaceCount = abs(middle - i);
        starCount = num - 2*abs(middle - i);
 
        for(int c = 0; c < spaceCount; c++)
            printf(" ");
 
        for(int c = 0; c < starCount; c++)
            printf("*");
 
        printf("\n");
    }
 
    return 0;
}

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