#include <stdio.h>

int main() {
    int i, j, k;
    for(i=1;i<=5;i++){
        for(j=1;j<=i;j++){
            printf("*");
        }
        printf("\n");
    }

    for(i=1;i<=5;i++){
        for(j=i;j<=4;j++){
            printf(" ");
        }
        for(k=1;k<i*2;k++){
            printf("*");
        }
        printf("\n");
    }

    for(i=1;i<=5;i++){
        for(j=5;j>=i;j--){
            printf("*");
        }
        printf("\n");
    }
    



}

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