#include <stdio.h>

int main() {
    int i,j,k;
    for(i=0; i<5; i++){
        for(j=0; j<=i; j++){
            printf("*");
        }
        printf("\n");
    }

    int a;
    for(i=20;i>=1;i-=2){
        printf("%d\n", i);
    }

    for(i=5;i>=1;i--){
        for(j=1;j<=i;j++){
            printf(" ");
        }
        for(k=){
            printf("*");
        }
        printf("\n");
    }
    
    
    return 0;
}

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