#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int creature(int n){
    int gold=0;
    int creature=n;
    float r;
    while(creature>0){
        r=(float)rand()/RAND_MAX;
        creature-=1;
        if (r <= 0.9){
            gold++;
        }else{
            creature += 2;
        }   
    }
    return gold;
}
int main(){
    srand(time(NULL));
    int sum = 0;

    for (int i = 0; i < 100; i++) {
        int g = creature(100);
        printf("%d\n", g);
        sum += g;
    }
    printf("sum = %d\n", sum);
    printf("ave=%f\n", (float)sum / 100);

    return 0;
}